init

.gitignore

+*.tar.bz2
+*.tar.gz
+save
+save2
+save3
+*.tar
+*.bz2
+*.csv
+/target/
+/output/
+/data/
+/.idea/
\ No newline at end of file

pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.hgny.protobuf</groupId>
+    <artifactId>protobuf</artifactId>
+    <version>1.0</version>
+
+    <properties>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <protobuf-version>3.21.7</protobuf-version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>com.google.protobuf</groupId>
+            <artifactId>protobuf-java</artifactId>
+            <version>3.21.7</version>
+        </dependency>
+        <dependency>
+            <groupId>com.google.protobuf</groupId>
+            <artifactId>protobuf-java-util</artifactId>
+            <version>3.21.7</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-compress</artifactId>
+            <version>1.21</version>
+        </dependency>
+    </dependencies>
+
+</project>
\ No newline at end of file

src/main/java/com/hgny/protobuf/Main.java

+package com.hgny.protobuf;
+
+import com.google.gson.Gson;
+import com.google.protobuf.FloatValue;
+import com.hgny.protobuf.protobuf.MeterData;
+import com.hgny.protobuf.protobuf.MeterDataDay;
+import com.hgny.protobuf.test.AddressBook;
+import com.hgny.protobuf.test.Person;
+import com.hgny.protobuf.test2.AddressBook2;
+import com.hgny.protobuf.test2.Person2;
+import com.hgny.protobuf.test3.AddressBook3;
+import com.hgny.protobuf.test3.Person3;
+import com.hgny.protobuf.utils.Constant;
+import com.hgny.protobuf.utils.Tools;
+
+import javax.tools.Tool;
+import java.io.*;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.time.LocalDateTime;
+import java.time.ZoneOffset;
+import java.time.format.DateTimeFormatter;
+import java.time.format.DateTimeFormatterBuilder;
+import java.util.*;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+public class Main {
+  private static List<String> SKIP_KEY = new ArrayList<>(List.of(new String[]{"mdp", "mdptime", "mdkwh", "mdkwhtime"}));
+  public static void main(String[] args) throws IOException, InvocationTargetException, IllegalAccessException {
+//    test2();
+//    test5();
+//    test6();
+//    test3();
+//    test4();
+//    test();
+//    testCSV();
+//     解压tar.gz
+    long start = System.currentTimeMillis();
+    for (File gz : new File("./data").listFiles()) {
+      if (gz.isDirectory()) {
+        continue;
+      }
+      Tools.extraTarGz(gz, "./data");
+    }
+    // 遍历目录解压tar.bz2
+    for (File file : new File("./data").listFiles()) {
+      if (!file.isDirectory()) {
+        continue;
+      }
+      String name = file.getName();
+      scanDir(file, "./data/" + name, 0);
+    }
+    System.out.println("spend: " + (System.currentTimeMillis() - start) + "ms");
+    // 压缩
+//    for (File file : new File("./data").listFiles()) {
+//      if (!file.isDirectory()) {
+//        continue;
+//      }
+//      String name = file.getName();
+//      compress(file, "./output/" + name, 0);
+//    }
+  }
+
+  private static void testCSV() throws IOException {
+    File file = new File("./00.csv");
+    if (!file.createNewFile()) {
+      System.err.println("create file error");
+    }
+    FileWriter writer = new FileWriter(file);
+    writer.write(String.join(",", Constant.KEYS));
+    writer.write("\n");
+    writer.write("1");
+    writer.flush();
+    FileReader fileReader = new FileReader("./00.txt");
+    BufferedReader bufferedReader = new BufferedReader(fileReader);
+    String line = null;
+    Gson gson = new Gson();
+    while ((line = bufferedReader.readLine()) != null) {
+      Map map = gson.fromJson(line, Map.class);
+      writer.write(Tools.dataParser(file) + "\n");
+      writer.flush();
+    }
+  }
+
+  private static void scanDir(File dir, String basePath, int level) throws IOException {
+    for (File file : dir.listFiles()) {
+      String fileName = file.getName();
+      if (file.isDirectory()) {
+        scanDir(file, basePath + "/" + fileName, level + 1);
+      } else {
+        Tools.extraTarBz2(file, basePath);
+      }
+      // 解压后压缩
+      if (level == 2) {
+        String p = file.getPath().replaceAll("\\\\", "/");
+        String output = p.replace("./data/", "./output/");
+        compress(file, output, 3);
+        // 压缩后删除源文件
+        deleteFolder(file);
+      }
+    }
+  }
+
+  private static List<List<String>> compress(File dir, String outputPath, int level) throws IOException {
+    List<List<String>> group = new ArrayList<>();
+    for (File file : dir.listFiles()) {
+      String fileName = file.getName();
+      if (file.isDirectory()) {
+        List<List<String>> compress = compress(file, outputPath + "/" + fileName, level + 1);
+        if (level == 3) {
+          group.addAll(compress);
+        }
+      } else {
+        if (!fileName.endsWith(".txt")) {
+          continue;
+        }
+        List<String> strings = Tools.dataParser(file);
+        group.add(strings);
+      }
+    }
+    // 读取完整个目录, 开始写入
+    if (level == 3) {
+      String savePath = outputPath.substring(0, outputPath.substring(0, outputPath.lastIndexOf("/")).lastIndexOf("/"));
+      Tools.createDir(savePath, null);
+      String s1 = outputPath.replace("./output/", "");
+      int index = s1.lastIndexOf("/");
+      String s2 = s1.substring(0, index);
+      String month = s1.substring(index + 1);
+      String fileName = s2.replaceAll("/", "@") + month;
+      File file = new File(savePath + "/" + fileName + ".bz2");
+      String s = group.stream().map(list -> String.join("\n", list)).collect(Collectors.joining("\n"));
+      Tools.compressBZip2(s, file);
+    } else if (level == 4) {
+      return group;
+    }
+    return null;
+  }
+
+  @SuppressWarnings("ALL")
+  public static void test() throws IOException, InvocationTargetException, IllegalAccessException {
+    MeterDataDay.Builder builder = MeterDataDay.newBuilder();
+    FileReader fileReader = new FileReader("./00.txt");
+    BufferedReader bufferedReader = new BufferedReader(fileReader);
+    String line = null;
+    Gson gson = new Gson();
+    while ((line = bufferedReader.readLine()) != null) {
+      Map map = gson.fromJson(line, Map.class);
+      Map<String, Object> data = (Map<String, Object>) map.get("data");
+      String time = (String) map.get("time");
+      MeterData meterData = transferData(data, time);
+      builder.addMeterData(meterData);
+    }
+    builder.build().writeTo(new FileOutputStream("./00.dat"));
+  }
+
+  public static MeterData transferData(Map<String, Object> map, String time)
+      throws IllegalAccessException, IllegalArgumentException, java.lang.reflect.InvocationTargetException {
+    MeterData.Builder builder = MeterData.newBuilder();
+    map.forEach((key, value) -> {
+      if (SKIP_KEY.contains(key)) {
+        return;
+      }
+      if (!(value instanceof Double)) {
+        return;
+      }
+      for (Method method : builder.getClass().getDeclaredMethods()) {
+        String methodName = method.getName().toLowerCase();
+        if (methodName.contains(key) && methodName.contains("set")) {
+          method.setAccessible(true);
+          try {
+            if (method.getParameterTypes()[0] == float.class) {
+              method.invoke(builder, ((Double) value).floatValue());
+            } else {
+              method.invoke(builder, value);
+            }
+          } catch (InvocationTargetException | IllegalAccessException e) {
+            throw new RuntimeException(e);
+          }
+        }
+      }
+    });
+    DateTimeFormatter formatter = new DateTimeFormatterBuilder()
+        .appendPattern("yyyy-MM-dd HH:mm:ss")
+        .toFormatter();
+    LocalDateTime parse = LocalDateTime.parse(time, formatter);
+    long timestamp = parse.toInstant(ZoneOffset.ofHours(8)).toEpochMilli();
+    builder.setTime(Tools.parseTimestamp(timestamp));
+    return builder.build();
+  }
+
+  private static void deleteFolder(File file) {
+    for (File f : file.listFiles()) {
+      if (f.isDirectory()) {
+        deleteFolder(f);
+      } else {
+        f.delete();
+      }
+    }
+    file.delete();
+  }
+}
\ No newline at end of file

src/main/java/com/hgny/protobuf/protobuf/MeterDataDay.java

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: protobuf/cold_data.proto
+
+package com.hgny.protobuf.protobuf;
+
+/**
+ * <pre>
+ * Our address book file is just one of these.
+ * </pre>
+ *
+ * Protobuf type {@code cold.MeterDataDay}
+ */
+public final class MeterDataDay extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:cold.MeterDataDay)
+    MeterDataDayOrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use MeterDataDay.newBuilder() to construct.
+  private MeterDataDay(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
+    super(builder);
+  }
+  private MeterDataDay() {
+    meterData_ = java.util.Collections.emptyList();
+  }
+
+  @java.lang.Override
+  @SuppressWarnings({"unused"})
+  protected java.lang.Object newInstance(
+      UnusedPrivateParameter unused) {
+    return new MeterDataDay();
+  }
+
+  @java.lang.Override
+  public final com.google.protobuf.UnknownFieldSet
+  getUnknownFields() {
+    return this.unknownFields;
+  }
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return com.hgny.protobuf.protobuf.MeterDataProtobuf.internal_static_cold_MeterDataDay_descriptor;
+  }
+
+  @java.lang.Override
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return com.hgny.protobuf.protobuf.MeterDataProtobuf.internal_static_cold_MeterDataDay_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            com.hgny.protobuf.protobuf.MeterDataDay.class, com.hgny.protobuf.protobuf.MeterDataDay.Builder.class);
+  }
+
+  public static final int METERDATA_FIELD_NUMBER = 1;
+  private java.util.List<com.hgny.protobuf.protobuf.MeterData> meterData_;
+  /**
+   * <code>repeated .cold.MeterData meterData = 1;</code>
+   */
+  @java.lang.Override
+  public java.util.List<com.hgny.protobuf.protobuf.MeterData> getMeterDataList() {
+    return meterData_;
+  }
+  /**
+   * <code>repeated .cold.MeterData meterData = 1;</code>
+   */
+  @java.lang.Override
+  public java.util.List<? extends com.hgny.protobuf.protobuf.MeterDataOrBuilder> 
+      getMeterDataOrBuilderList() {
+    return meterData_;
+  }
+  /**
+   * <code>repeated .cold.MeterData meterData = 1;</code>
+   */
+  @java.lang.Override
+  public int getMeterDataCount() {
+    return meterData_.size();
+  }
+  /**
+   * <code>repeated .cold.MeterData meterData = 1;</code>
+   */
+  @java.lang.Override
+  public com.hgny.protobuf.protobuf.MeterData getMeterData(int index) {
+    return meterData_.get(index);
+  }
+  /**
+   * <code>repeated .cold.MeterData meterData = 1;</code>
+   */
+  @java.lang.Override
+  public com.hgny.protobuf.protobuf.MeterDataOrBuilder getMeterDataOrBuilder(
+      int index) {
+    return meterData_.get(index);
+  }
+
+  private byte memoizedIsInitialized = -1;
+  @java.lang.Override
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  @java.lang.Override
+  public void writeTo(com.google.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    for (int i = 0; i < meterData_.size(); i++) {
+      output.writeMessage(1, meterData_.get(i));
+    }
+    getUnknownFields().writeTo(output);
+  }
+
+  @java.lang.Override
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    for (int i = 0; i < meterData_.size(); i++) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(1, meterData_.get(i));
+    }
+    size += getUnknownFields().getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof com.hgny.protobuf.protobuf.MeterDataDay)) {
+      return super.equals(obj);
+    }
+    com.hgny.protobuf.protobuf.MeterDataDay other = (com.hgny.protobuf.protobuf.MeterDataDay) obj;
+
+    if (!getMeterDataList()
+        .equals(other.getMeterDataList())) return false;
+    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
+    return true;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    if (getMeterDataCount() > 0) {
+      hash = (37 * hash) + METERDATA_FIELD_NUMBER;
+      hash = (53 * hash) + getMeterDataList().hashCode();
+    }
+    hash = (29 * hash) + getUnknownFields().hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static com.hgny.protobuf.protobuf.MeterDataDay parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.hgny.protobuf.protobuf.MeterDataDay parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.hgny.protobuf.protobuf.MeterDataDay parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.hgny.protobuf.protobuf.MeterDataDay parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.hgny.protobuf.protobuf.MeterDataDay parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.hgny.protobuf.protobuf.MeterDataDay parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.hgny.protobuf.protobuf.MeterDataDay parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.hgny.protobuf.protobuf.MeterDataDay parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.hgny.protobuf.protobuf.MeterDataDay parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+  public static com.hgny.protobuf.protobuf.MeterDataDay parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.hgny.protobuf.protobuf.MeterDataDay parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.hgny.protobuf.protobuf.MeterDataDay parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  @java.lang.Override
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(com.hgny.protobuf.protobuf.MeterDataDay prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  @java.lang.Override
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * <pre>
+   * Our address book file is just one of these.
+   * </pre>
+   *
+   * Protobuf type {@code cold.MeterDataDay}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder<Builder> implements
+      // @@protoc_insertion_point(builder_implements:cold.MeterDataDay)
+      com.hgny.protobuf.protobuf.MeterDataDayOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return com.hgny.protobuf.protobuf.MeterDataProtobuf.internal_static_cold_MeterDataDay_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return com.hgny.protobuf.protobuf.MeterDataProtobuf.internal_static_cold_MeterDataDay_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              com.hgny.protobuf.protobuf.MeterDataDay.class, com.hgny.protobuf.protobuf.MeterDataDay.Builder.class);
+    }
+
+    // Construct using com.hgny.protobuf.protobuf.MeterDataDay.newBuilder()
+    private Builder() {
+
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+
+    }
+    @java.lang.Override
+    public Builder clear() {
+      super.clear();
+      if (meterDataBuilder_ == null) {
+        meterData_ = java.util.Collections.emptyList();
+      } else {
+        meterData_ = null;
+        meterDataBuilder_.clear();
+      }
+      bitField0_ = (bitField0_ & ~0x00000001);
+      return this;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return com.hgny.protobuf.protobuf.MeterDataProtobuf.internal_static_cold_MeterDataDay_descriptor;
+    }
+
+    @java.lang.Override
+    public com.hgny.protobuf.protobuf.MeterDataDay getDefaultInstanceForType() {
+      return com.hgny.protobuf.protobuf.MeterDataDay.getDefaultInstance();
+    }
+
+    @java.lang.Override
+    public com.hgny.protobuf.protobuf.MeterDataDay build() {
+      com.hgny.protobuf.protobuf.MeterDataDay result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    @java.lang.Override
+    public com.hgny.protobuf.protobuf.MeterDataDay buildPartial() {
+      com.hgny.protobuf.protobuf.MeterDataDay result = new com.hgny.protobuf.protobuf.MeterDataDay(this);
+      int from_bitField0_ = bitField0_;
+      if (meterDataBuilder_ == null) {
+        if (((bitField0_ & 0x00000001) != 0)) {
+          meterData_ = java.util.Collections.unmodifiableList(meterData_);
+          bitField0_ = (bitField0_ & ~0x00000001);
+        }
+        result.meterData_ = meterData_;
+      } else {
+        result.meterData_ = meterDataBuilder_.build();
+      }
+      onBuilt();
+      return result;
+    }
+
+    @java.lang.Override
+    public Builder clone() {
+      return super.clone();
+    }
+    @java.lang.Override
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.setField(field, value);
+    }
+    @java.lang.Override
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return super.clearField(field);
+    }
+    @java.lang.Override
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return super.clearOneof(oneof);
+    }
+    @java.lang.Override
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return super.setRepeatedField(field, index, value);
+    }
+    @java.lang.Override
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.addRepeatedField(field, value);
+    }
+    @java.lang.Override
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof com.hgny.protobuf.protobuf.MeterDataDay) {
+        return mergeFrom((com.hgny.protobuf.protobuf.MeterDataDay)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(com.hgny.protobuf.protobuf.MeterDataDay other) {
+      if (other == com.hgny.protobuf.protobuf.MeterDataDay.getDefaultInstance()) return this;
+      if (meterDataBuilder_ == null) {
+        if (!other.meterData_.isEmpty()) {
+          if (meterData_.isEmpty()) {
+            meterData_ = other.meterData_;
+            bitField0_ = (bitField0_ & ~0x00000001);
+          } else {
+            ensureMeterDataIsMutable();
+            meterData_.addAll(other.meterData_);
+          }
+          onChanged();
+        }
+      } else {
+        if (!other.meterData_.isEmpty()) {
+          if (meterDataBuilder_.isEmpty()) {
+            meterDataBuilder_.dispose();
+            meterDataBuilder_ = null;
+            meterData_ = other.meterData_;
+            bitField0_ = (bitField0_ & ~0x00000001);
+            meterDataBuilder_ = 
+              com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders ?
+                 getMeterDataFieldBuilder() : null;
+          } else {
+            meterDataBuilder_.addAllMessages(other.meterData_);
+          }
+        }
+      }
+      this.mergeUnknownFields(other.getUnknownFields());
+      onChanged();
+      return this;
+    }
+
+    @java.lang.Override
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    @java.lang.Override
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      if (extensionRegistry == null) {
+        throw new java.lang.NullPointerException();
+      }
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            case 10: {
+              com.hgny.protobuf.protobuf.MeterData m =
+                  input.readMessage(
+                      com.hgny.protobuf.protobuf.MeterData.parser(),
+                      extensionRegistry);
+              if (meterDataBuilder_ == null) {
+                ensureMeterDataIsMutable();
+                meterData_.add(m);
+              } else {
+                meterDataBuilder_.addMessage(m);
+              }
+              break;
+            } // case 10
+            default: {
+              if (!super.parseUnknownField(input, extensionRegistry, tag)) {
+                done = true; // was an endgroup tag
+              }
+              break;
+            } // default:
+          } // switch (tag)
+        } // while (!done)
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.unwrapIOException();
+      } finally {
+        onChanged();
+      } // finally
+      return this;
+    }
+    private int bitField0_;
+
+    private java.util.List<com.hgny.protobuf.protobuf.MeterData> meterData_ =
+      java.util.Collections.emptyList();
+    private void ensureMeterDataIsMutable() {
+      if (!((bitField0_ & 0x00000001) != 0)) {
+        meterData_ = new java.util.ArrayList<com.hgny.protobuf.protobuf.MeterData>(meterData_);
+        bitField0_ |= 0x00000001;
+       }
+    }
+
+    private com.google.protobuf.RepeatedFieldBuilderV3<
+        com.hgny.protobuf.protobuf.MeterData, com.hgny.protobuf.protobuf.MeterData.Builder, com.hgny.protobuf.protobuf.MeterDataOrBuilder> meterDataBuilder_;
+
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public java.util.List<com.hgny.protobuf.protobuf.MeterData> getMeterDataList() {
+      if (meterDataBuilder_ == null) {
+        return java.util.Collections.unmodifiableList(meterData_);
+      } else {
+        return meterDataBuilder_.getMessageList();
+      }
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public int getMeterDataCount() {
+      if (meterDataBuilder_ == null) {
+        return meterData_.size();
+      } else {
+        return meterDataBuilder_.getCount();
+      }
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public com.hgny.protobuf.protobuf.MeterData getMeterData(int index) {
+      if (meterDataBuilder_ == null) {
+        return meterData_.get(index);
+      } else {
+        return meterDataBuilder_.getMessage(index);
+      }
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public Builder setMeterData(
+        int index, com.hgny.protobuf.protobuf.MeterData value) {
+      if (meterDataBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        ensureMeterDataIsMutable();
+        meterData_.set(index, value);
+        onChanged();
+      } else {
+        meterDataBuilder_.setMessage(index, value);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public Builder setMeterData(
+        int index, com.hgny.protobuf.protobuf.MeterData.Builder builderForValue) {
+      if (meterDataBuilder_ == null) {
+        ensureMeterDataIsMutable();
+        meterData_.set(index, builderForValue.build());
+        onChanged();
+      } else {
+        meterDataBuilder_.setMessage(index, builderForValue.build());
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public Builder addMeterData(com.hgny.protobuf.protobuf.MeterData value) {
+      if (meterDataBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        ensureMeterDataIsMutable();
+        meterData_.add(value);
+        onChanged();
+      } else {
+        meterDataBuilder_.addMessage(value);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public Builder addMeterData(
+        int index, com.hgny.protobuf.protobuf.MeterData value) {
+      if (meterDataBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        ensureMeterDataIsMutable();
+        meterData_.add(index, value);
+        onChanged();
+      } else {
+        meterDataBuilder_.addMessage(index, value);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public Builder addMeterData(
+        com.hgny.protobuf.protobuf.MeterData.Builder builderForValue) {
+      if (meterDataBuilder_ == null) {
+        ensureMeterDataIsMutable();
+        meterData_.add(builderForValue.build());
+        onChanged();
+      } else {
+        meterDataBuilder_.addMessage(builderForValue.build());
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public Builder addMeterData(
+        int index, com.hgny.protobuf.protobuf.MeterData.Builder builderForValue) {
+      if (meterDataBuilder_ == null) {
+        ensureMeterDataIsMutable();
+        meterData_.add(index, builderForValue.build());
+        onChanged();
+      } else {
+        meterDataBuilder_.addMessage(index, builderForValue.build());
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public Builder addAllMeterData(
+        java.lang.Iterable<? extends com.hgny.protobuf.protobuf.MeterData> values) {
+      if (meterDataBuilder_ == null) {
+        ensureMeterDataIsMutable();
+        com.google.protobuf.AbstractMessageLite.Builder.addAll(
+            values, meterData_);
+        onChanged();
+      } else {
+        meterDataBuilder_.addAllMessages(values);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public Builder clearMeterData() {
+      if (meterDataBuilder_ == null) {
+        meterData_ = java.util.Collections.emptyList();
+        bitField0_ = (bitField0_ & ~0x00000001);
+        onChanged();
+      } else {
+        meterDataBuilder_.clear();
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public Builder removeMeterData(int index) {
+      if (meterDataBuilder_ == null) {
+        ensureMeterDataIsMutable();
+        meterData_.remove(index);
+        onChanged();
+      } else {
+        meterDataBuilder_.remove(index);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public com.hgny.protobuf.protobuf.MeterData.Builder getMeterDataBuilder(
+        int index) {
+      return getMeterDataFieldBuilder().getBuilder(index);
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public com.hgny.protobuf.protobuf.MeterDataOrBuilder getMeterDataOrBuilder(
+        int index) {
+      if (meterDataBuilder_ == null) {
+        return meterData_.get(index);  } else {
+        return meterDataBuilder_.getMessageOrBuilder(index);
+      }
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public java.util.List<? extends com.hgny.protobuf.protobuf.MeterDataOrBuilder> 
+         getMeterDataOrBuilderList() {
+      if (meterDataBuilder_ != null) {
+        return meterDataBuilder_.getMessageOrBuilderList();
+      } else {
+        return java.util.Collections.unmodifiableList(meterData_);
+      }
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public com.hgny.protobuf.protobuf.MeterData.Builder addMeterDataBuilder() {
+      return getMeterDataFieldBuilder().addBuilder(
+          com.hgny.protobuf.protobuf.MeterData.getDefaultInstance());
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public com.hgny.protobuf.protobuf.MeterData.Builder addMeterDataBuilder(
+        int index) {
+      return getMeterDataFieldBuilder().addBuilder(
+          index, com.hgny.protobuf.protobuf.MeterData.getDefaultInstance());
+    }
+    /**
+     * <code>repeated .cold.MeterData meterData = 1;</code>
+     */
+    public java.util.List<com.hgny.protobuf.protobuf.MeterData.Builder> 
+         getMeterDataBuilderList() {
+      return getMeterDataFieldBuilder().getBuilderList();
+    }
+    private com.google.protobuf.RepeatedFieldBuilderV3<
+        com.hgny.protobuf.protobuf.MeterData, com.hgny.protobuf.protobuf.MeterData.Builder, com.hgny.protobuf.protobuf.MeterDataOrBuilder> 
+        getMeterDataFieldBuilder() {
+      if (meterDataBuilder_ == null) {
+        meterDataBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
+            com.hgny.protobuf.protobuf.MeterData, com.hgny.protobuf.protobuf.MeterData.Builder, com.hgny.protobuf.protobuf.MeterDataOrBuilder>(
+                meterData_,
+                ((bitField0_ & 0x00000001) != 0),
+                getParentForChildren(),
+                isClean());
+        meterData_ = null;
+      }
+      return meterDataBuilder_;
+    }
+    @java.lang.Override
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFields(unknownFields);
+    }
+
+    @java.lang.Override
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:cold.MeterDataDay)
+  }
+
+  // @@protoc_insertion_point(class_scope:cold.MeterDataDay)
+  private static final com.hgny.protobuf.protobuf.MeterDataDay DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new com.hgny.protobuf.protobuf.MeterDataDay();
+  }
+
+  public static com.hgny.protobuf.protobuf.MeterDataDay getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser<MeterDataDay>
+      PARSER = new com.google.protobuf.AbstractParser<MeterDataDay>() {
+    @java.lang.Override
+    public MeterDataDay parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      Builder builder = newBuilder();
+      try {
+        builder.mergeFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(builder.buildPartial());
+      } catch (com.google.protobuf.UninitializedMessageException e) {
+        throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(e)
+            .setUnfinishedMessage(builder.buildPartial());
+      }
+      return builder.buildPartial();
+    }
+  };
+
+  public static com.google.protobuf.Parser<MeterDataDay> parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser<MeterDataDay> getParserForType() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.hgny.protobuf.protobuf.MeterDataDay getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+

src/main/java/com/hgny/protobuf/protobuf/MeterDataDayOrBuilder.java

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: protobuf/cold_data.proto
+
+package com.hgny.protobuf.protobuf;
+
+public interface MeterDataDayOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:cold.MeterDataDay)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * <code>repeated .cold.MeterData meterData = 1;</code>
+   */
+  java.util.List<com.hgny.protobuf.protobuf.MeterData> 
+      getMeterDataList();
+  /**
+   * <code>repeated .cold.MeterData meterData = 1;</code>
+   */
+  com.hgny.protobuf.protobuf.MeterData getMeterData(int index);
+  /**
+   * <code>repeated .cold.MeterData meterData = 1;</code>
+   */
+  int getMeterDataCount();
+  /**
+   * <code>repeated .cold.MeterData meterData = 1;</code>
+   */
+  java.util.List<? extends com.hgny.protobuf.protobuf.MeterDataOrBuilder> 
+      getMeterDataOrBuilderList();
+  /**
+   * <code>repeated .cold.MeterData meterData = 1;</code>
+   */
+  com.hgny.protobuf.protobuf.MeterDataOrBuilder getMeterDataOrBuilder(
+      int index);
+}

src/main/java/com/hgny/protobuf/protobuf/MeterDataOrBuilder.java

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: protobuf/cold_data.proto
+
+package com.hgny.protobuf.protobuf;
+
+public interface MeterDataOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:cold.MeterData)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * <code>uint32 time = 1;</code>
+   * @return The time.
+   */
+  int getTime();
+
+  /**
+   * <code>float freq = 2;</code>
+   * @return The freq.
+   */
+  float getFreq();
+
+  /**
+   * <code>float ua = 3;</code>
+   * @return The ua.
+   */
+  float getUa();
+
+  /**
+   * <code>float ub = 4;</code>
+   * @return The ub.
+   */
+  float getUb();
+
+  /**
+   * <code>float uc = 5;</code>
+   * @return The uc.
+   */
+  float getUc();
+
+  /**
+   * <code>float uab = 6;</code>
+   * @return The uab.
+   */
+  float getUab();
+
+  /**
+   * <code>float ucb = 7;</code>
+   * @return The ucb.
+   */
+  float getUcb();
+
+  /**
+   * <code>float ia = 8;</code>
+   * @return The ia.
+   */
+  float getIa();
+
+  /**
+   * <code>float ib = 9;</code>
+   * @return The ib.
+   */
+  float getIb();
+
+  /**
+   * <code>float ic = 10;</code>
+   * @return The ic.
+   */
+  float getIc();
+
+  /**
+   * <code>float costtl = 11;</code>
+   * @return The costtl.
+   */
+  float getCosttl();
+
+  /**
+   * <code>float cosa = 12;</code>
+   * @return The cosa.
+   */
+  float getCosa();
+
+  /**
+   * <code>float cosb = 13;</code>
+   * @return The cosb.
+   */
+  float getCosb();
+
+  /**
+   * <code>float cosc = 14;</code>
+   * @return The cosc.
+   */
+  float getCosc();
+
+  /**
+   * <code>float pttl = 15;</code>
+   * @return The pttl.
+   */
+  float getPttl();
+
+  /**
+   * <code>float pa = 16;</code>
+   * @return The pa.
+   */
+  float getPa();
+
+  /**
+   * <code>float pb = 17;</code>
+   * @return The pb.
+   */
+  float getPb();
+
+  /**
+   * <code>float pc = 18;</code>
+   * @return The pc.
+   */
+  float getPc();
+
+  /**
+   * <code>float qttl = 19;</code>
+   * @return The qttl.
+   */
+  float getQttl();
+
+  /**
+   * <code>float qa = 20;</code>
+   * @return The qa.
+   */
+  float getQa();
+
+  /**
+   * <code>float qb = 21;</code>
+   * @return The qb.
+   */
+  float getQb();
+
+  /**
+   * <code>float qc = 22;</code>
+   * @return The qc.
+   */
+  float getQc();
+
+  /**
+   * <code>float sttl = 23;</code>
+   * @return The sttl.
+   */
+  float getSttl();
+
+  /**
+   * <code>float sa = 24;</code>
+   * @return The sa.
+   */
+  float getSa();
+
+  /**
+   * <code>float sb = 25;</code>
+   * @return The sb.
+   */
+  float getSb();
+
+  /**
+   * <code>float sc = 26;</code>
+   * @return The sc.
+   */
+  float getSc();
+
+  /**
+   * <code>float kwhttli = 27;</code>
+   * @return The kwhttli.
+   */
+  float getKwhttli();
+
+  /**
+   * <code>float kwhai = 28;</code>
+   * @return The kwhai.
+   */
+  float getKwhai();
+
+  /**
+   * <code>float kwhbi = 29;</code>
+   * @return The kwhbi.
+   */
+  float getKwhbi();
+
+  /**
+   * <code>float kwhci = 30;</code>
+   * @return The kwhci.
+   */
+  float getKwhci();
+
+  /**
+   * <code>float kwhttle = 31;</code>
+   * @return The kwhttle.
+   */
+  float getKwhttle();
+
+  /**
+   * <code>float kwhae = 32;</code>
+   * @return The kwhae.
+   */
+  float getKwhae();
+
+  /**
+   * <code>float kwhbe = 33;</code>
+   * @return The kwhbe.
+   */
+  float getKwhbe();
+
+  /**
+   * <code>float kwhce = 34;</code>
+   * @return The kwhce.
+   */
+  float getKwhce();
+
+  /**
+   * <code>float kvarhttli = 35;</code>
+   * @return The kvarhttli.
+   */
+  float getKvarhttli();
+
+  /**
+   * <code>float kvarhai = 36;</code>
+   * @return The kvarhai.
+   */
+  float getKvarhai();
+
+  /**
+   * <code>float kvarhbi = 37;</code>
+   * @return The kvarhbi.
+   */
+  float getKvarhbi();
+
+  /**
+   * <code>float kvarhci = 38;</code>
+   * @return The kvarhci.
+   */
+  float getKvarhci();
+
+  /**
+   * <code>float kvarhttle = 39;</code>
+   * @return The kvarhttle.
+   */
+  float getKvarhttle();
+
+  /**
+   * <code>float kvarhae = 40;</code>
+   * @return The kvarhae.
+   */
+  float getKvarhae();
+
+  /**
+   * <code>float kvarhbe = 41;</code>
+   * @return The kvarhbe.
+   */
+  float getKvarhbe();
+
+  /**
+   * <code>float kvarhce = 42;</code>
+   * @return The kvarhce.
+   */
+  float getKvarhce();
+
+  /**
+   * <code>float kvarhttl1 = 43;</code>
+   * @return The kvarhttl1.
+   */
+  float getKvarhttl1();
+
+  /**
+   * <code>float kvarha1 = 44;</code>
+   * @return The kvarha1.
+   */
+  float getKvarha1();
+
+  /**
+   * <code>float kvarhb1 = 45;</code>
+   * @return The kvarhb1.
+   */
+  float getKvarhb1();
+
+  /**
+   * <code>float kvarhc1 = 46;</code>
+   * @return The kvarhc1.
+   */
+  float getKvarhc1();
+
+  /**
+   * <code>float kvarhttl2 = 47;</code>
+   * @return The kvarhttl2.
+   */
+  float getKvarhttl2();
+
+  /**
+   * <code>float kvarha2 = 48;</code>
+   * @return The kvarha2.
+   */
+  float getKvarha2();
+
+  /**
+   * <code>float kvarhb2 = 49;</code>
+   * @return The kvarhb2.
+   */
+  float getKvarhb2();
+
+  /**
+   * <code>float kvarhc2 = 50;</code>
+   * @return The kvarhc2.
+   */
+  float getKvarhc2();
+
+  /**
+   * <code>float kvarhttl3 = 51;</code>
+   * @return The kvarhttl3.
+   */
+  float getKvarhttl3();
+
+  /**
+   * <code>float kvarha3 = 52;</code>
+   * @return The kvarha3.
+   */
+  float getKvarha3();
+
+  /**
+   * <code>float kvarhb3 = 53;</code>
+   * @return The kvarhb3.
+   */
+  float getKvarhb3();
+
+  /**
+   * <code>float kvarhc3 = 54;</code>
+   * @return The kvarhc3.
+   */
+  float getKvarhc3();
+
+  /**
+   * <code>float kvarhttl4 = 55;</code>
+   * @return The kvarhttl4.
+   */
+  float getKvarhttl4();
+
+  /**
+   * <code>float kvarha4 = 56;</code>
+   * @return The kvarha4.
+   */
+  float getKvarha4();
+
+  /**
+   * <code>float kvarhb4 = 57;</code>
+   * @return The kvarhb4.
+   */
+  float getKvarhb4();
+
+  /**
+   * <code>float kvarhc4 = 58;</code>
+   * @return The kvarhc4.
+   */
+  float getKvarhc4();
+
+  /**
+   * <code>float thdua = 59;</code>
+   * @return The thdua.
+   */
+  float getThdua();
+
+  /**
+   * <code>float thdub = 60;</code>
+   * @return The thdub.
+   */
+  float getThdub();
+
+  /**
+   * <code>float thduc = 61;</code>
+   * @return The thduc.
+   */
+  float getThduc();
+
+  /**
+   * <code>float thdia = 62;</code>
+   * @return The thdia.
+   */
+  float getThdia();
+
+  /**
+   * <code>float thdib = 63;</code>
+   * @return The thdib.
+   */
+  float getThdib();
+
+  /**
+   * <code>float thdic = 64;</code>
+   * @return The thdic.
+   */
+  float getThdic();
+
+  /**
+   * <code>float ublu0 = 65;</code>
+   * @return The ublu0.
+   */
+  float getUblu0();
+
+  /**
+   * <code>float ublu1 = 66;</code>
+   * @return The ublu1.
+   */
+  float getUblu1();
+
+  /**
+   * <code>float ublu2 = 67;</code>
+   * @return The ublu2.
+   */
+  float getUblu2();
+
+  /**
+   * <code>float ubli0 = 68;</code>
+   * @return The ubli0.
+   */
+  float getUbli0();
+
+  /**
+   * <code>float ubli1 = 69;</code>
+   * @return The ubli1.
+   */
+  float getUbli1();
+
+  /**
+   * <code>float ubli2 = 70;</code>
+   * @return The ubli2.
+   */
+  float getUbli2();
+
+  /**
+   * <code>float ublu = 71;</code>
+   * @return The ublu.
+   */
+  float getUblu();
+
+  /**
+   * <code>float ubli = 72;</code>
+   * @return The ubli.
+   */
+  float getUbli();
+
+  /**
+   * <code>float anguab = 73;</code>
+   * @return The anguab.
+   */
+  float getAnguab();
+
+  /**
+   * <code>float anguba = 74;</code>
+   * @return The anguba.
+   */
+  float getAnguba();
+
+  /**
+   * <code>float angubc = 75;</code>
+   * @return The angubc.
+   */
+  float getAngubc();
+
+  /**
+   * <code>float angucb = 76;</code>
+   * @return The angucb.
+   */
+  float getAngucb();
+
+  /**
+   * <code>float anguca = 77;</code>
+   * @return The anguca.
+   */
+  float getAnguca();
+
+  /**
+   * <code>float anguac = 78;</code>
+   * @return The anguac.
+   */
+  float getAnguac();
+
+  /**
+   * <code>float anga = 79;</code>
+   * @return The anga.
+   */
+  float getAnga();
+
+  /**
+   * <code>float angb = 80;</code>
+   * @return The angb.
+   */
+  float getAngb();
+
+  /**
+   * <code>float angc = 81;</code>
+   * @return The angc.
+   */
+  float getAngc();
+
+  /**
+   * <code>float anguabia = 82;</code>
+   * @return The anguabia.
+   */
+  float getAnguabia();
+
+  /**
+   * <code>float angucbic = 83;</code>
+   * @return The angucbic.
+   */
+  float getAngucbic();
+
+  /**
+   * <code>float anguabucb = 84;</code>
+   * @return The anguabucb.
+   */
+  float getAnguabucb();
+
+  /**
+   * <code>float plab = 85;</code>
+   * @return The plab.
+   */
+  float getPlab();
+
+  /**
+   * <code>float plcb = 86;</code>
+   * @return The plcb.
+   */
+  float getPlcb();
+
+  /**
+   * <code>float fdua = 87;</code>
+   * @return The fdua.
+   */
+  float getFdua();
+
+  /**
+   * <code>float fdub = 88;</code>
+   * @return The fdub.
+   */
+  float getFdub();
+
+  /**
+   * <code>float fduc = 89;</code>
+   * @return The fduc.
+   */
+  float getFduc();
+
+  /**
+   * <code>float fdia = 90;</code>
+   * @return The fdia.
+   */
+  float getFdia();
+
+  /**
+   * <code>float fdib = 91;</code>
+   * @return The fdib.
+   */
+  float getFdib();
+
+  /**
+   * <code>float fdic = 92;</code>
+   * @return The fdic.
+   */
+  float getFdic();
+
+  /**
+   * <code>float hr2ua = 93;</code>
+   * @return The hr2ua.
+   */
+  float getHr2Ua();
+
+  /**
+   * <code>float hr2ub = 94;</code>
+   * @return The hr2ub.
+   */
+  float getHr2Ub();
+
+  /**
+   * <code>float hr2uc = 95;</code>
+   * @return The hr2uc.
+   */
+  float getHr2Uc();
+
+  /**
+   * <code>float hr3ua = 96;</code>
+   * @return The hr3ua.
+   */
+  float getHr3Ua();
+
+  /**
+   * <code>float hr3ub = 97;</code>
+   * @return The hr3ub.
+   */
+  float getHr3Ub();
+
+  /**
+   * <code>float hr3uc = 98;</code>
+   * @return The hr3uc.
+   */
+  float getHr3Uc();
+
+  /**
+   * <code>float hr4ua = 99;</code>
+   * @return The hr4ua.
+   */
+  float getHr4Ua();
+
+  /**
+   * <code>float hr4ub = 100;</code>
+   * @return The hr4ub.
+   */
+  float getHr4Ub();
+
+  /**
+   * <code>float hr4uc = 101;</code>
+   * @return The hr4uc.
+   */
+  float getHr4Uc();
+
+  /**
+   * <code>float hr5ua = 102;</code>
+   * @return The hr5ua.
+   */
+  float getHr5Ua();
+
+  /**
+   * <code>float hr5ub = 103;</code>
+   * @return The hr5ub.
+   */
+  float getHr5Ub();
+
+  /**
+   * <code>float hr5uc = 104;</code>
+   * @return The hr5uc.
+   */
+  float getHr5Uc();
+
+  /**
+   * <code>float hr6ua = 105;</code>
+   * @return The hr6ua.
+   */
+  float getHr6Ua();
+
+  /**
+   * <code>float hr6ub = 106;</code>
+   * @return The hr6ub.
+   */
+  float getHr6Ub();
+
+  /**
+   * <code>float hr6uc = 107;</code>
+   * @return The hr6uc.
+   */
+  float getHr6Uc();
+
+  /**
+   * <code>float hr7ua = 108;</code>
+   * @return The hr7ua.
+   */
+  float getHr7Ua();
+
+  /**
+   * <code>float hr7ub = 109;</code>
+   * @return The hr7ub.
+   */
+  float getHr7Ub();
+
+  /**
+   * <code>float hr7uc = 110;</code>
+   * @return The hr7uc.
+   */
+  float getHr7Uc();
+
+  /**
+   * <code>float hr8ua = 111;</code>
+   * @return The hr8ua.
+   */
+  float getHr8Ua();
+
+  /**
+   * <code>float hr8ub = 112;</code>
+   * @return The hr8ub.
+   */
+  float getHr8Ub();
+
+  /**
+   * <code>float hr8uc = 113;</code>
+   * @return The hr8uc.
+   */
+  float getHr8Uc();
+
+  /**
+   * <code>float hr9ua = 114;</code>
+   * @return The hr9ua.
+   */
+  float getHr9Ua();
+
+  /**
+   * <code>float hr9ub = 115;</code>
+   * @return The hr9ub.
+   */
+  float getHr9Ub();
+
+  /**
+   * <code>float hr9uc = 116;</code>
+   * @return The hr9uc.
+   */
+  float getHr9Uc();
+
+  /**
+   * <code>float hr10ua = 117;</code>
+   * @return The hr10ua.
+   */
+  float getHr10Ua();
+
+  /**
+   * <code>float hr10ub = 118;</code>
+   * @return The hr10ub.
+   */
+  float getHr10Ub();
+
+  /**
+   * <code>float hr10uc = 119;</code>
+   * @return The hr10uc.
+   */
+  float getHr10Uc();
+
+  /**
+   * <code>float hr11ua = 120;</code>
+   * @return The hr11ua.
+   */
+  float getHr11Ua();
+
+  /**
+   * <code>float hr11ub = 121;</code>
+   * @return The hr11ub.
+   */
+  float getHr11Ub();
+
+  /**
+   * <code>float hr11uc = 122;</code>
+   * @return The hr11uc.
+   */
+  float getHr11Uc();
+
+  /**
+   * <code>float hr12ua = 123;</code>
+   * @return The hr12ua.
+   */
+  float getHr12Ua();
+
+  /**
+   * <code>float hr12ub = 124;</code>
+   * @return The hr12ub.
+   */
+  float getHr12Ub();
+
+  /**
+   * <code>float hr12uc = 125;</code>
+   * @return The hr12uc.
+   */
+  float getHr12Uc();
+
+  /**
+   * <code>float hr13ua = 126;</code>
+   * @return The hr13ua.
+   */
+  float getHr13Ua();
+
+  /**
+   * <code>float hr13ub = 127;</code>
+   * @return The hr13ub.
+   */
+  float getHr13Ub();
+
+  /**
+   * <code>float hr13uc = 128;</code>
+   * @return The hr13uc.
+   */
+  float getHr13Uc();
+
+  /**
+   * <code>float hr2ia = 129;</code>
+   * @return The hr2ia.
+   */
+  float getHr2Ia();
+
+  /**
+   * <code>float hr2ib = 130;</code>
+   * @return The hr2ib.
+   */
+  float getHr2Ib();
+
+  /**
+   * <code>float hr2ic = 131;</code>
+   * @return The hr2ic.
+   */
+  float getHr2Ic();
+
+  /**
+   * <code>float hr3ia = 132;</code>
+   * @return The hr3ia.
+   */
+  float getHr3Ia();
+
+  /**
+   * <code>float hr3ib = 133;</code>
+   * @return The hr3ib.
+   */
+  float getHr3Ib();
+
+  /**
+   * <code>float hr3ic = 134;</code>
+   * @return The hr3ic.
+   */
+  float getHr3Ic();
+
+  /**
+   * <code>float hr4ia = 135;</code>
+   * @return The hr4ia.
+   */
+  float getHr4Ia();
+
+  /**
+   * <code>float hr4ib = 136;</code>
+   * @return The hr4ib.
+   */
+  float getHr4Ib();
+
+  /**
+   * <code>float hr4ic = 137;</code>
+   * @return The hr4ic.
+   */
+  float getHr4Ic();
+
+  /**
+   * <code>float hr5ia = 138;</code>
+   * @return The hr5ia.
+   */
+  float getHr5Ia();
+
+  /**
+   * <code>float hr5ib = 139;</code>
+   * @return The hr5ib.
+   */
+  float getHr5Ib();
+
+  /**
+   * <code>float hr5ic = 140;</code>
+   * @return The hr5ic.
+   */
+  float getHr5Ic();
+
+  /**
+   * <code>float hr6ia = 141;</code>
+   * @return The hr6ia.
+   */
+  float getHr6Ia();
+
+  /**
+   * <code>float hr6ib = 142;</code>
+   * @return The hr6ib.
+   */
+  float getHr6Ib();
+
+  /**
+   * <code>float hr6ic = 143;</code>
+   * @return The hr6ic.
+   */
+  float getHr6Ic();
+
+  /**
+   * <code>float hr7ia = 144;</code>
+   * @return The hr7ia.
+   */
+  float getHr7Ia();
+
+  /**
+   * <code>float hr7ib = 145;</code>
+   * @return The hr7ib.
+   */
+  float getHr7Ib();
+
+  /**
+   * <code>float hr7ic = 146;</code>
+   * @return The hr7ic.
+   */
+  float getHr7Ic();
+
+  /**
+   * <code>float hr8ia = 147;</code>
+   * @return The hr8ia.
+   */
+  float getHr8Ia();
+
+  /**
+   * <code>float hr8ib = 148;</code>
+   * @return The hr8ib.
+   */
+  float getHr8Ib();
+
+  /**
+   * <code>float hr8ic = 149;</code>
+   * @return The hr8ic.
+   */
+  float getHr8Ic();
+
+  /**
+   * <code>float hr9ia = 150;</code>
+   * @return The hr9ia.
+   */
+  float getHr9Ia();
+
+  /**
+   * <code>float hr9ib = 151;</code>
+   * @return The hr9ib.
+   */
+  float getHr9Ib();
+
+  /**
+   * <code>float hr9ic = 152;</code>
+   * @return The hr9ic.
+   */
+  float getHr9Ic();
+
+  /**
+   * <code>float hr10ia = 153;</code>
+   * @return The hr10ia.
+   */
+  float getHr10Ia();
+
+  /**
+   * <code>float hr10ib = 154;</code>
+   * @return The hr10ib.
+   */
+  float getHr10Ib();
+
+  /**
+   * <code>float hr10ic = 155;</code>
+   * @return The hr10ic.
+   */
+  float getHr10Ic();
+
+  /**
+   * <code>float hr11ia = 156;</code>
+   * @return The hr11ia.
+   */
+  float getHr11Ia();
+
+  /**
+   * <code>float hr11ib = 157;</code>
+   * @return The hr11ib.
+   */
+  float getHr11Ib();
+
+  /**
+   * <code>float hr11ic = 158;</code>
+   * @return The hr11ic.
+   */
+  float getHr11Ic();
+
+  /**
+   * <code>float hr12ia = 159;</code>
+   * @return The hr12ia.
+   */
+  float getHr12Ia();
+
+  /**
+   * <code>float hr12ib = 160;</code>
+   * @return The hr12ib.
+   */
+  float getHr12Ib();
+
+  /**
+   * <code>float hr12ic = 161;</code>
+   * @return The hr12ic.
+   */
+  float getHr12Ic();
+
+  /**
+   * <code>float hr13ia = 162;</code>
+   * @return The hr13ia.
+   */
+  float getHr13Ia();
+
+  /**
+   * <code>float hr13ib = 163;</code>
+   * @return The hr13ib.
+   */
+  float getHr13Ib();
+
+  /**
+   * <code>float hr13ic = 164;</code>
+   * @return The hr13ic.
+   */
+  float getHr13Ic();
+}

src/main/java/com/hgny/protobuf/protobuf/MeterDataProtobuf.java

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: protobuf/cold_data.proto
+
+package com.hgny.protobuf.protobuf;
+
+public final class MeterDataProtobuf {
+  private MeterDataProtobuf() {}
+  public static void registerAllExtensions(
+      com.google.protobuf.ExtensionRegistryLite registry) {
+  }
+
+  public static void registerAllExtensions(
+      com.google.protobuf.ExtensionRegistry registry) {
+    registerAllExtensions(
+        (com.google.protobuf.ExtensionRegistryLite) registry);
+  }
+  static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_cold_MeterData_descriptor;
+  static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_cold_MeterData_fieldAccessorTable;
+  static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_cold_MeterDataDay_descriptor;
+  static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_cold_MeterDataDay_fieldAccessorTable;
+
+  public static com.google.protobuf.Descriptors.FileDescriptor
+      getDescriptor() {
+    return descriptor;
+  }
+  private static  com.google.protobuf.Descriptors.FileDescriptor
+      descriptor;
+  static {
+    java.lang.String[] descriptorData = {
+      "\n\030protobuf/cold_data.proto\022\004cold\"\357\023\n\tMet" +
+      "erData\022\014\n\004time\030\001 \001(\r\022\014\n\004freq\030\002 \001(\002\022\n\n\002ua" +
+      "\030\003 \001(\002\022\n\n\002ub\030\004 \001(\002\022\n\n\002uc\030\005 \001(\002\022\013\n\003uab\030\006 " +
+      "\001(\002\022\013\n\003ucb\030\007 \001(\002\022\n\n\002ia\030\010 \001(\002\022\n\n\002ib\030\t \001(\002" +
+      "\022\n\n\002ic\030\n \001(\002\022\016\n\006costtl\030\013 \001(\002\022\014\n\004cosa\030\014 \001" +
+      "(\002\022\014\n\004cosb\030\r \001(\002\022\014\n\004cosc\030\016 \001(\002\022\014\n\004pttl\030\017" +
+      " \001(\002\022\n\n\002pa\030\020 \001(\002\022\n\n\002pb\030\021 \001(\002\022\n\n\002pc\030\022 \001(\002" +
+      "\022\014\n\004qttl\030\023 \001(\002\022\n\n\002qa\030\024 \001(\002\022\n\n\002qb\030\025 \001(\002\022\n" +
+      "\n\002qc\030\026 \001(\002\022\014\n\004sttl\030\027 \001(\002\022\n\n\002sa\030\030 \001(\002\022\n\n\002" +
+      "sb\030\031 \001(\002\022\n\n\002sc\030\032 \001(\002\022\017\n\007kwhttli\030\033 \001(\002\022\r\n" +
+      "\005kwhai\030\034 \001(\002\022\r\n\005kwhbi\030\035 \001(\002\022\r\n\005kwhci\030\036 \001" +
+      "(\002\022\017\n\007kwhttle\030\037 \001(\002\022\r\n\005kwhae\030  \001(\002\022\r\n\005kw" +
+      "hbe\030! \001(\002\022\r\n\005kwhce\030\" \001(\002\022\021\n\tkvarhttli\030# " +
+      "\001(\002\022\017\n\007kvarhai\030$ \001(\002\022\017\n\007kvarhbi\030% \001(\002\022\017\n" +
+      "\007kvarhci\030& \001(\002\022\021\n\tkvarhttle\030\' \001(\002\022\017\n\007kva" +
+      "rhae\030( \001(\002\022\017\n\007kvarhbe\030) \001(\002\022\017\n\007kvarhce\030*" +
+      " \001(\002\022\021\n\tkvarhttl1\030+ \001(\002\022\017\n\007kvarha1\030, \001(\002" +
+      "\022\017\n\007kvarhb1\030- \001(\002\022\017\n\007kvarhc1\030. \001(\002\022\021\n\tkv" +
+      "arhttl2\030/ \001(\002\022\017\n\007kvarha2\0300 \001(\002\022\017\n\007kvarhb" +
+      "2\0301 \001(\002\022\017\n\007kvarhc2\0302 \001(\002\022\021\n\tkvarhttl3\0303 " +
+      "\001(\002\022\017\n\007kvarha3\0304 \001(\002\022\017\n\007kvarhb3\0305 \001(\002\022\017\n" +
+      "\007kvarhc3\0306 \001(\002\022\021\n\tkvarhttl4\0307 \001(\002\022\017\n\007kva" +
+      "rha4\0308 \001(\002\022\017\n\007kvarhb4\0309 \001(\002\022\017\n\007kvarhc4\030:" +
+      " \001(\002\022\r\n\005thdua\030; \001(\002\022\r\n\005thdub\030< \001(\002\022\r\n\005th" +
+      "duc\030= \001(\002\022\r\n\005thdia\030> \001(\002\022\r\n\005thdib\030? \001(\002\022" +
+      "\r\n\005thdic\030@ \001(\002\022\r\n\005ublu0\030A \001(\002\022\r\n\005ublu1\030B" +
+      " \001(\002\022\r\n\005ublu2\030C \001(\002\022\r\n\005ubli0\030D \001(\002\022\r\n\005ub" +
+      "li1\030E \001(\002\022\r\n\005ubli2\030F \001(\002\022\014\n\004ublu\030G \001(\002\022\014" +
+      "\n\004ubli\030H \001(\002\022\016\n\006anguab\030I \001(\002\022\016\n\006anguba\030J" +
+      " \001(\002\022\016\n\006angubc\030K \001(\002\022\016\n\006angucb\030L \001(\002\022\016\n\006" +
+      "anguca\030M \001(\002\022\016\n\006anguac\030N \001(\002\022\014\n\004anga\030O \001" +
+      "(\002\022\014\n\004angb\030P \001(\002\022\014\n\004angc\030Q \001(\002\022\020\n\010anguab" +
+      "ia\030R \001(\002\022\020\n\010angucbic\030S \001(\002\022\021\n\tanguabucb\030" +
+      "T \001(\002\022\014\n\004plab\030U \001(\002\022\014\n\004plcb\030V \001(\002\022\014\n\004fdu" +
+      "a\030W \001(\002\022\014\n\004fdub\030X \001(\002\022\014\n\004fduc\030Y \001(\002\022\014\n\004f" +
+      "dia\030Z \001(\002\022\014\n\004fdib\030[ \001(\002\022\014\n\004fdic\030\\ \001(\002\022\r\n" +
+      "\005hr2ua\030] \001(\002\022\r\n\005hr2ub\030^ \001(\002\022\r\n\005hr2uc\030_ \001" +
+      "(\002\022\r\n\005hr3ua\030` \001(\002\022\r\n\005hr3ub\030a \001(\002\022\r\n\005hr3u" +
+      "c\030b \001(\002\022\r\n\005hr4ua\030c \001(\002\022\r\n\005hr4ub\030d \001(\002\022\r\n" +
+      "\005hr4uc\030e \001(\002\022\r\n\005hr5ua\030f \001(\002\022\r\n\005hr5ub\030g \001" +
+      "(\002\022\r\n\005hr5uc\030h \001(\002\022\r\n\005hr6ua\030i \001(\002\022\r\n\005hr6u" +
+      "b\030j \001(\002\022\r\n\005hr6uc\030k \001(\002\022\r\n\005hr7ua\030l \001(\002\022\r\n" +
+      "\005hr7ub\030m \001(\002\022\r\n\005hr7uc\030n \001(\002\022\r\n\005hr8ua\030o \001" +
+      "(\002\022\r\n\005hr8ub\030p \001(\002\022\r\n\005hr8uc\030q \001(\002\022\r\n\005hr9u" +
+      "a\030r \001(\002\022\r\n\005hr9ub\030s \001(\002\022\r\n\005hr9uc\030t \001(\002\022\016\n" +
+      "\006hr10ua\030u \001(\002\022\016\n\006hr10ub\030v \001(\002\022\016\n\006hr10uc\030" +
+      "w \001(\002\022\016\n\006hr11ua\030x \001(\002\022\016\n\006hr11ub\030y \001(\002\022\016\n" +
+      "\006hr11uc\030z \001(\002\022\016\n\006hr12ua\030{ \001(\002\022\016\n\006hr12ub\030" +
+      "| \001(\002\022\016\n\006hr12uc\030} \001(\002\022\016\n\006hr13ua\030~ \001(\002\022\016\n" +
+      "\006hr13ub\030\177 \001(\002\022\017\n\006hr13uc\030\200\001 \001(\002\022\016\n\005hr2ia\030" +
+      "\201\001 \001(\002\022\016\n\005hr2ib\030\202\001 \001(\002\022\016\n\005hr2ic\030\203\001 \001(\002\022\016" +
+      "\n\005hr3ia\030\204\001 \001(\002\022\016\n\005hr3ib\030\205\001 \001(\002\022\016\n\005hr3ic\030" +
+      "\206\001 \001(\002\022\016\n\005hr4ia\030\207\001 \001(\002\022\016\n\005hr4ib\030\210\001 \001(\002\022\016" +
+      "\n\005hr4ic\030\211\001 \001(\002\022\016\n\005hr5ia\030\212\001 \001(\002\022\016\n\005hr5ib\030" +
+      "\213\001 \001(\002\022\016\n\005hr5ic\030\214\001 \001(\002\022\016\n\005hr6ia\030\215\001 \001(\002\022\016" +
+      "\n\005hr6ib\030\216\001 \001(\002\022\016\n\005hr6ic\030\217\001 \001(\002\022\016\n\005hr7ia\030" +
+      "\220\001 \001(\002\022\016\n\005hr7ib\030\221\001 \001(\002\022\016\n\005hr7ic\030\222\001 \001(\002\022\016" +
+      "\n\005hr8ia\030\223\001 \001(\002\022\016\n\005hr8ib\030\224\001 \001(\002\022\016\n\005hr8ic\030" +
+      "\225\001 \001(\002\022\016\n\005hr9ia\030\226\001 \001(\002\022\016\n\005hr9ib\030\227\001 \001(\002\022\016" +
+      "\n\005hr9ic\030\230\001 \001(\002\022\017\n\006hr10ia\030\231\001 \001(\002\022\017\n\006hr10i" +
+      "b\030\232\001 \001(\002\022\017\n\006hr10ic\030\233\001 \001(\002\022\017\n\006hr11ia\030\234\001 \001" +
+      "(\002\022\017\n\006hr11ib\030\235\001 \001(\002\022\017\n\006hr11ic\030\236\001 \001(\002\022\017\n\006" +
+      "hr12ia\030\237\001 \001(\002\022\017\n\006hr12ib\030\240\001 \001(\002\022\017\n\006hr12ic" +
+      "\030\241\001 \001(\002\022\017\n\006hr13ia\030\242\001 \001(\002\022\017\n\006hr13ib\030\243\001 \001(" +
+      "\002\022\017\n\006hr13ic\030\244\001 \001(\002\"2\n\014MeterDataDay\022\"\n\tme" +
+      "terData\030\001 \003(\0132\017.cold.MeterDataB1\n\032com.hg" +
+      "ny.protobuf.protobufB\021MeterDataProtobufP" +
+      "\001b\006proto3"
+    };
+    descriptor = com.google.protobuf.Descriptors.FileDescriptor
+      .internalBuildGeneratedFileFrom(descriptorData,
+        new com.google.protobuf.Descriptors.FileDescriptor[] {
+        });
+    internal_static_cold_MeterData_descriptor =
+      getDescriptor().getMessageTypes().get(0);
+    internal_static_cold_MeterData_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_cold_MeterData_descriptor,
+        new java.lang.String[] { "Time", "Freq", "Ua", "Ub", "Uc", "Uab", "Ucb", "Ia", "Ib", "Ic", "Costtl", "Cosa", "Cosb", "Cosc", "Pttl", "Pa", "Pb", "Pc", "Qttl", "Qa", "Qb", "Qc", "Sttl", "Sa", "Sb", "Sc", "Kwhttli", "Kwhai", "Kwhbi", "Kwhci", "Kwhttle", "Kwhae", "Kwhbe", "Kwhce", "Kvarhttli", "Kvarhai", "Kvarhbi", "Kvarhci", "Kvarhttle", "Kvarhae", "Kvarhbe", "Kvarhce", "Kvarhttl1", "Kvarha1", "Kvarhb1", "Kvarhc1", "Kvarhttl2", "Kvarha2", "Kvarhb2", "Kvarhc2", "Kvarhttl3", "Kvarha3", "Kvarhb3", "Kvarhc3", "Kvarhttl4", "Kvarha4", "Kvarhb4", "Kvarhc4", "Thdua", "Thdub", "Thduc", "Thdia", "Thdib", "Thdic", "Ublu0", "Ublu1", "Ublu2", "Ubli0", "Ubli1", "Ubli2", "Ublu", "Ubli", "Anguab", "Anguba", "Angubc", "Angucb", "Anguca", "Anguac", "Anga", "Angb", "Angc", "Anguabia", "Angucbic", "Anguabucb", "Plab", "Plcb", "Fdua", "Fdub", "Fduc", "Fdia", "Fdib", "Fdic", "Hr2Ua", "Hr2Ub", "Hr2Uc", "Hr3Ua", "Hr3Ub", "Hr3Uc", "Hr4Ua", "Hr4Ub", "Hr4Uc", "Hr5Ua", "Hr5Ub", "Hr5Uc", "Hr6Ua", "Hr6Ub", "Hr6Uc", "Hr7Ua", "Hr7Ub", "Hr7Uc", "Hr8Ua", "Hr8Ub", "Hr8Uc", "Hr9Ua", "Hr9Ub", "Hr9Uc", "Hr10Ua", "Hr10Ub", "Hr10Uc", "Hr11Ua", "Hr11Ub", "Hr11Uc", "Hr12Ua", "Hr12Ub", "Hr12Uc", "Hr13Ua", "Hr13Ub", "Hr13Uc", "Hr2Ia", "Hr2Ib", "Hr2Ic", "Hr3Ia", "Hr3Ib", "Hr3Ic", "Hr4Ia", "Hr4Ib", "Hr4Ic", "Hr5Ia", "Hr5Ib", "Hr5Ic", "Hr6Ia", "Hr6Ib", "Hr6Ic", "Hr7Ia", "Hr7Ib", "Hr7Ic", "Hr8Ia", "Hr8Ib", "Hr8Ic", "Hr9Ia", "Hr9Ib", "Hr9Ic", "Hr10Ia", "Hr10Ib", "Hr10Ic", "Hr11Ia", "Hr11Ib", "Hr11Ic", "Hr12Ia", "Hr12Ib", "Hr12Ic", "Hr13Ia", "Hr13Ib", "Hr13Ic", });
+    internal_static_cold_MeterDataDay_descriptor =
+      getDescriptor().getMessageTypes().get(1);
+    internal_static_cold_MeterDataDay_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_cold_MeterDataDay_descriptor,
+        new java.lang.String[] { "MeterData", });
+  }
+
+  // @@protoc_insertion_point(outer_class_scope)
+}

src/main/java/com/hgny/protobuf/test/AddressBook.java

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: protobuf/addressbook.proto
+
+package com.hgny.protobuf.test;
+
+/**
+ * <pre>
+ * Our address book file is just one of these.
+ * </pre>
+ *
+ * Protobuf type {@code tutorial.AddressBook}
+ */
+public final class AddressBook extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:tutorial.AddressBook)
+    AddressBookOrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use AddressBook.newBuilder() to construct.
+  private AddressBook(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
+    super(builder);
+  }
+  private AddressBook() {
+    people_ = java.util.Collections.emptyList();
+  }
+
+  @java.lang.Override
+  @SuppressWarnings({"unused"})
+  protected java.lang.Object newInstance(
+      UnusedPrivateParameter unused) {
+    return new AddressBook();
+  }
+
+  @java.lang.Override
+  public final com.google.protobuf.UnknownFieldSet
+  getUnknownFields() {
+    return this.unknownFields;
+  }
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return com.hgny.protobuf.test.AddressBookProtobuf.internal_static_tutorial_AddressBook_descriptor;
+  }
+
+  @java.lang.Override
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return com.hgny.protobuf.test.AddressBookProtobuf.internal_static_tutorial_AddressBook_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            com.hgny.protobuf.test.AddressBook.class, com.hgny.protobuf.test.AddressBook.Builder.class);
+  }
+
+  public static final int PEOPLE_FIELD_NUMBER = 1;
+  private java.util.List<com.hgny.protobuf.test.Person> people_;
+  /**
+   * <code>repeated .tutorial.Person people = 1;</code>
+   */
+  @java.lang.Override
+  public java.util.List<com.hgny.protobuf.test.Person> getPeopleList() {
+    return people_;
+  }
+  /**
+   * <code>repeated .tutorial.Person people = 1;</code>
+   */
+  @java.lang.Override
+  public java.util.List<? extends com.hgny.protobuf.test.PersonOrBuilder> 
+      getPeopleOrBuilderList() {
+    return people_;
+  }
+  /**
+   * <code>repeated .tutorial.Person people = 1;</code>
+   */
+  @java.lang.Override
+  public int getPeopleCount() {
+    return people_.size();
+  }
+  /**
+   * <code>repeated .tutorial.Person people = 1;</code>
+   */
+  @java.lang.Override
+  public com.hgny.protobuf.test.Person getPeople(int index) {
+    return people_.get(index);
+  }
+  /**
+   * <code>repeated .tutorial.Person people = 1;</code>
+   */
+  @java.lang.Override
+  public com.hgny.protobuf.test.PersonOrBuilder getPeopleOrBuilder(
+      int index) {
+    return people_.get(index);
+  }
+
+  private byte memoizedIsInitialized = -1;
+  @java.lang.Override
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  @java.lang.Override
+  public void writeTo(com.google.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    for (int i = 0; i < people_.size(); i++) {
+      output.writeMessage(1, people_.get(i));
+    }
+    getUnknownFields().writeTo(output);
+  }
+
+  @java.lang.Override
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    for (int i = 0; i < people_.size(); i++) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(1, people_.get(i));
+    }
+    size += getUnknownFields().getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof com.hgny.protobuf.test.AddressBook)) {
+      return super.equals(obj);
+    }
+    com.hgny.protobuf.test.AddressBook other = (com.hgny.protobuf.test.AddressBook) obj;
+
+    if (!getPeopleList()
+        .equals(other.getPeopleList())) return false;
+    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
+    return true;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    if (getPeopleCount() > 0) {
+      hash = (37 * hash) + PEOPLE_FIELD_NUMBER;
+      hash = (53 * hash) + getPeopleList().hashCode();
+    }
+    hash = (29 * hash) + getUnknownFields().hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static com.hgny.protobuf.test.AddressBook parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.hgny.protobuf.test.AddressBook parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test.AddressBook parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.hgny.protobuf.test.AddressBook parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test.AddressBook parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.hgny.protobuf.test.AddressBook parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test.AddressBook parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.hgny.protobuf.test.AddressBook parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test.AddressBook parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+  public static com.hgny.protobuf.test.AddressBook parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test.AddressBook parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.hgny.protobuf.test.AddressBook parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  @java.lang.Override
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(com.hgny.protobuf.test.AddressBook prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  @java.lang.Override
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * <pre>
+   * Our address book file is just one of these.
+   * </pre>
+   *
+   * Protobuf type {@code tutorial.AddressBook}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder<Builder> implements
+      // @@protoc_insertion_point(builder_implements:tutorial.AddressBook)
+      com.hgny.protobuf.test.AddressBookOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return com.hgny.protobuf.test.AddressBookProtobuf.internal_static_tutorial_AddressBook_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return com.hgny.protobuf.test.AddressBookProtobuf.internal_static_tutorial_AddressBook_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              com.hgny.protobuf.test.AddressBook.class, com.hgny.protobuf.test.AddressBook.Builder.class);
+    }
+
+    // Construct using com.hgny.protobuf.test.AddressBook.newBuilder()
+    private Builder() {
+
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+
+    }
+    @java.lang.Override
+    public Builder clear() {
+      super.clear();
+      if (peopleBuilder_ == null) {
+        people_ = java.util.Collections.emptyList();
+      } else {
+        people_ = null;
+        peopleBuilder_.clear();
+      }
+      bitField0_ = (bitField0_ & ~0x00000001);
+      return this;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return com.hgny.protobuf.test.AddressBookProtobuf.internal_static_tutorial_AddressBook_descriptor;
+    }
+
+    @java.lang.Override
+    public com.hgny.protobuf.test.AddressBook getDefaultInstanceForType() {
+      return com.hgny.protobuf.test.AddressBook.getDefaultInstance();
+    }
+
+    @java.lang.Override
+    public com.hgny.protobuf.test.AddressBook build() {
+      com.hgny.protobuf.test.AddressBook result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    @java.lang.Override
+    public com.hgny.protobuf.test.AddressBook buildPartial() {
+      com.hgny.protobuf.test.AddressBook result = new com.hgny.protobuf.test.AddressBook(this);
+      int from_bitField0_ = bitField0_;
+      if (peopleBuilder_ == null) {
+        if (((bitField0_ & 0x00000001) != 0)) {
+          people_ = java.util.Collections.unmodifiableList(people_);
+          bitField0_ = (bitField0_ & ~0x00000001);
+        }
+        result.people_ = people_;
+      } else {
+        result.people_ = peopleBuilder_.build();
+      }
+      onBuilt();
+      return result;
+    }
+
+    @java.lang.Override
+    public Builder clone() {
+      return super.clone();
+    }
+    @java.lang.Override
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.setField(field, value);
+    }
+    @java.lang.Override
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return super.clearField(field);
+    }
+    @java.lang.Override
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return super.clearOneof(oneof);
+    }
+    @java.lang.Override
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return super.setRepeatedField(field, index, value);
+    }
+    @java.lang.Override
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.addRepeatedField(field, value);
+    }
+    @java.lang.Override
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof com.hgny.protobuf.test.AddressBook) {
+        return mergeFrom((com.hgny.protobuf.test.AddressBook)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(com.hgny.protobuf.test.AddressBook other) {
+      if (other == com.hgny.protobuf.test.AddressBook.getDefaultInstance()) return this;
+      if (peopleBuilder_ == null) {
+        if (!other.people_.isEmpty()) {
+          if (people_.isEmpty()) {
+            people_ = other.people_;
+            bitField0_ = (bitField0_ & ~0x00000001);
+          } else {
+            ensurePeopleIsMutable();
+            people_.addAll(other.people_);
+          }
+          onChanged();
+        }
+      } else {
+        if (!other.people_.isEmpty()) {
+          if (peopleBuilder_.isEmpty()) {
+            peopleBuilder_.dispose();
+            peopleBuilder_ = null;
+            people_ = other.people_;
+            bitField0_ = (bitField0_ & ~0x00000001);
+            peopleBuilder_ = 
+              com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders ?
+                 getPeopleFieldBuilder() : null;
+          } else {
+            peopleBuilder_.addAllMessages(other.people_);
+          }
+        }
+      }
+      this.mergeUnknownFields(other.getUnknownFields());
+      onChanged();
+      return this;
+    }
+
+    @java.lang.Override
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    @java.lang.Override
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      if (extensionRegistry == null) {
+        throw new java.lang.NullPointerException();
+      }
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            case 10: {
+              com.hgny.protobuf.test.Person m =
+                  input.readMessage(
+                      com.hgny.protobuf.test.Person.parser(),
+                      extensionRegistry);
+              if (peopleBuilder_ == null) {
+                ensurePeopleIsMutable();
+                people_.add(m);
+              } else {
+                peopleBuilder_.addMessage(m);
+              }
+              break;
+            } // case 10
+            default: {
+              if (!super.parseUnknownField(input, extensionRegistry, tag)) {
+                done = true; // was an endgroup tag
+              }
+              break;
+            } // default:
+          } // switch (tag)
+        } // while (!done)
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.unwrapIOException();
+      } finally {
+        onChanged();
+      } // finally
+      return this;
+    }
+    private int bitField0_;
+
+    private java.util.List<com.hgny.protobuf.test.Person> people_ =
+      java.util.Collections.emptyList();
+    private void ensurePeopleIsMutable() {
+      if (!((bitField0_ & 0x00000001) != 0)) {
+        people_ = new java.util.ArrayList<com.hgny.protobuf.test.Person>(people_);
+        bitField0_ |= 0x00000001;
+       }
+    }
+
+    private com.google.protobuf.RepeatedFieldBuilderV3<
+        com.hgny.protobuf.test.Person, com.hgny.protobuf.test.Person.Builder, com.hgny.protobuf.test.PersonOrBuilder> peopleBuilder_;
+
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public java.util.List<com.hgny.protobuf.test.Person> getPeopleList() {
+      if (peopleBuilder_ == null) {
+        return java.util.Collections.unmodifiableList(people_);
+      } else {
+        return peopleBuilder_.getMessageList();
+      }
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public int getPeopleCount() {
+      if (peopleBuilder_ == null) {
+        return people_.size();
+      } else {
+        return peopleBuilder_.getCount();
+      }
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public com.hgny.protobuf.test.Person getPeople(int index) {
+      if (peopleBuilder_ == null) {
+        return people_.get(index);
+      } else {
+        return peopleBuilder_.getMessage(index);
+      }
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public Builder setPeople(
+        int index, com.hgny.protobuf.test.Person value) {
+      if (peopleBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        ensurePeopleIsMutable();
+        people_.set(index, value);
+        onChanged();
+      } else {
+        peopleBuilder_.setMessage(index, value);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public Builder setPeople(
+        int index, com.hgny.protobuf.test.Person.Builder builderForValue) {
+      if (peopleBuilder_ == null) {
+        ensurePeopleIsMutable();
+        people_.set(index, builderForValue.build());
+        onChanged();
+      } else {
+        peopleBuilder_.setMessage(index, builderForValue.build());
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public Builder addPeople(com.hgny.protobuf.test.Person value) {
+      if (peopleBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        ensurePeopleIsMutable();
+        people_.add(value);
+        onChanged();
+      } else {
+        peopleBuilder_.addMessage(value);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public Builder addPeople(
+        int index, com.hgny.protobuf.test.Person value) {
+      if (peopleBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        ensurePeopleIsMutable();
+        people_.add(index, value);
+        onChanged();
+      } else {
+        peopleBuilder_.addMessage(index, value);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public Builder addPeople(
+        com.hgny.protobuf.test.Person.Builder builderForValue) {
+      if (peopleBuilder_ == null) {
+        ensurePeopleIsMutable();
+        people_.add(builderForValue.build());
+        onChanged();
+      } else {
+        peopleBuilder_.addMessage(builderForValue.build());
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public Builder addPeople(
+        int index, com.hgny.protobuf.test.Person.Builder builderForValue) {
+      if (peopleBuilder_ == null) {
+        ensurePeopleIsMutable();
+        people_.add(index, builderForValue.build());
+        onChanged();
+      } else {
+        peopleBuilder_.addMessage(index, builderForValue.build());
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public Builder addAllPeople(
+        java.lang.Iterable<? extends com.hgny.protobuf.test.Person> values) {
+      if (peopleBuilder_ == null) {
+        ensurePeopleIsMutable();
+        com.google.protobuf.AbstractMessageLite.Builder.addAll(
+            values, people_);
+        onChanged();
+      } else {
+        peopleBuilder_.addAllMessages(values);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public Builder clearPeople() {
+      if (peopleBuilder_ == null) {
+        people_ = java.util.Collections.emptyList();
+        bitField0_ = (bitField0_ & ~0x00000001);
+        onChanged();
+      } else {
+        peopleBuilder_.clear();
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public Builder removePeople(int index) {
+      if (peopleBuilder_ == null) {
+        ensurePeopleIsMutable();
+        people_.remove(index);
+        onChanged();
+      } else {
+        peopleBuilder_.remove(index);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public com.hgny.protobuf.test.Person.Builder getPeopleBuilder(
+        int index) {
+      return getPeopleFieldBuilder().getBuilder(index);
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public com.hgny.protobuf.test.PersonOrBuilder getPeopleOrBuilder(
+        int index) {
+      if (peopleBuilder_ == null) {
+        return people_.get(index);  } else {
+        return peopleBuilder_.getMessageOrBuilder(index);
+      }
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public java.util.List<? extends com.hgny.protobuf.test.PersonOrBuilder> 
+         getPeopleOrBuilderList() {
+      if (peopleBuilder_ != null) {
+        return peopleBuilder_.getMessageOrBuilderList();
+      } else {
+        return java.util.Collections.unmodifiableList(people_);
+      }
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public com.hgny.protobuf.test.Person.Builder addPeopleBuilder() {
+      return getPeopleFieldBuilder().addBuilder(
+          com.hgny.protobuf.test.Person.getDefaultInstance());
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public com.hgny.protobuf.test.Person.Builder addPeopleBuilder(
+        int index) {
+      return getPeopleFieldBuilder().addBuilder(
+          index, com.hgny.protobuf.test.Person.getDefaultInstance());
+    }
+    /**
+     * <code>repeated .tutorial.Person people = 1;</code>
+     */
+    public java.util.List<com.hgny.protobuf.test.Person.Builder> 
+         getPeopleBuilderList() {
+      return getPeopleFieldBuilder().getBuilderList();
+    }
+    private com.google.protobuf.RepeatedFieldBuilderV3<
+        com.hgny.protobuf.test.Person, com.hgny.protobuf.test.Person.Builder, com.hgny.protobuf.test.PersonOrBuilder> 
+        getPeopleFieldBuilder() {
+      if (peopleBuilder_ == null) {
+        peopleBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
+            com.hgny.protobuf.test.Person, com.hgny.protobuf.test.Person.Builder, com.hgny.protobuf.test.PersonOrBuilder>(
+                people_,
+                ((bitField0_ & 0x00000001) != 0),
+                getParentForChildren(),
+                isClean());
+        people_ = null;
+      }
+      return peopleBuilder_;
+    }
+    @java.lang.Override
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFields(unknownFields);
+    }
+
+    @java.lang.Override
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:tutorial.AddressBook)
+  }
+
+  // @@protoc_insertion_point(class_scope:tutorial.AddressBook)
+  private static final com.hgny.protobuf.test.AddressBook DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new com.hgny.protobuf.test.AddressBook();
+  }
+
+  public static com.hgny.protobuf.test.AddressBook getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser<AddressBook>
+      PARSER = new com.google.protobuf.AbstractParser<AddressBook>() {
+    @java.lang.Override
+    public AddressBook parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      Builder builder = newBuilder();
+      try {
+        builder.mergeFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(builder.buildPartial());
+      } catch (com.google.protobuf.UninitializedMessageException e) {
+        throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(e)
+            .setUnfinishedMessage(builder.buildPartial());
+      }
+      return builder.buildPartial();
+    }
+  };
+
+  public static com.google.protobuf.Parser<AddressBook> parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser<AddressBook> getParserForType() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.hgny.protobuf.test.AddressBook getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+

src/main/java/com/hgny/protobuf/test/AddressBookOrBuilder.java

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: protobuf/addressbook.proto
+
+package com.hgny.protobuf.test;
+
+public interface AddressBookOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:tutorial.AddressBook)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * <code>repeated .tutorial.Person people = 1;</code>
+   */
+  java.util.List<com.hgny.protobuf.test.Person> 
+      getPeopleList();
+  /**
+   * <code>repeated .tutorial.Person people = 1;</code>
+   */
+  com.hgny.protobuf.test.Person getPeople(int index);
+  /**
+   * <code>repeated .tutorial.Person people = 1;</code>
+   */
+  int getPeopleCount();
+  /**
+   * <code>repeated .tutorial.Person people = 1;</code>
+   */
+  java.util.List<? extends com.hgny.protobuf.test.PersonOrBuilder> 
+      getPeopleOrBuilderList();
+  /**
+   * <code>repeated .tutorial.Person people = 1;</code>
+   */
+  com.hgny.protobuf.test.PersonOrBuilder getPeopleOrBuilder(
+      int index);
+}

src/main/java/com/hgny/protobuf/test/AddressBookProtobuf.java

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: protobuf/addressbook.proto
+
+package com.hgny.protobuf.test;
+
+public final class AddressBookProtobuf {
+  private AddressBookProtobuf() {}
+  public static void registerAllExtensions(
+      com.google.protobuf.ExtensionRegistryLite registry) {
+  }
+
+  public static void registerAllExtensions(
+      com.google.protobuf.ExtensionRegistry registry) {
+    registerAllExtensions(
+        (com.google.protobuf.ExtensionRegistryLite) registry);
+  }
+  static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_tutorial_Person_descriptor;
+  static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_tutorial_Person_fieldAccessorTable;
+  static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_tutorial_AddressBook_descriptor;
+  static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_tutorial_AddressBook_fieldAccessorTable;
+
+  public static com.google.protobuf.Descriptors.FileDescriptor
+      getDescriptor() {
+    return descriptor;
+  }
+  private static  com.google.protobuf.Descriptors.FileDescriptor
+      descriptor;
+  static {
+    java.lang.String[] descriptorData = {
+      "\n\032protobuf/addressbook.proto\022\010tutorial\032\036" +
+      "google/protobuf/wrappers.proto\"o\n\006Person" +
+      "\022\014\n\004name\030\001 \001(\t\022*\n\005value\030\002 \001(\0132\033.google.p" +
+      "rotobuf.FloatValue\022+\n\006value2\030\003 \001(\0132\033.goo" +
+      "gle.protobuf.FloatValue\"/\n\013AddressBook\022 " +
+      "\n\006people\030\001 \003(\0132\020.tutorial.PersonB/\n\026com." +
+      "hgny.protobuf.testB\023AddressBookProtobufP" +
+      "\001b\006proto3"
+    };
+    descriptor = com.google.protobuf.Descriptors.FileDescriptor
+      .internalBuildGeneratedFileFrom(descriptorData,
+        new com.google.protobuf.Descriptors.FileDescriptor[] {
+          com.google.protobuf.WrappersProto.getDescriptor(),
+        });
+    internal_static_tutorial_Person_descriptor =
+      getDescriptor().getMessageTypes().get(0);
+    internal_static_tutorial_Person_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_tutorial_Person_descriptor,
+        new java.lang.String[] { "Name", "Value", "Value2", });
+    internal_static_tutorial_AddressBook_descriptor =
+      getDescriptor().getMessageTypes().get(1);
+    internal_static_tutorial_AddressBook_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_tutorial_AddressBook_descriptor,
+        new java.lang.String[] { "People", });
+    com.google.protobuf.WrappersProto.getDescriptor();
+  }
+
+  // @@protoc_insertion_point(outer_class_scope)
+}

src/main/java/com/hgny/protobuf/test/Person.java

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: protobuf/addressbook.proto
+
+package com.hgny.protobuf.test;
+
+/**
+ * <pre>
+ * [START messages]
+ * </pre>
+ *
+ * Protobuf type {@code tutorial.Person}
+ */
+public final class Person extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:tutorial.Person)
+    PersonOrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use Person.newBuilder() to construct.
+  private Person(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
+    super(builder);
+  }
+  private Person() {
+    name_ = "";
+  }
+
+  @java.lang.Override
+  @SuppressWarnings({"unused"})
+  protected java.lang.Object newInstance(
+      UnusedPrivateParameter unused) {
+    return new Person();
+  }
+
+  @java.lang.Override
+  public final com.google.protobuf.UnknownFieldSet
+  getUnknownFields() {
+    return this.unknownFields;
+  }
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return com.hgny.protobuf.test.AddressBookProtobuf.internal_static_tutorial_Person_descriptor;
+  }
+
+  @java.lang.Override
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return com.hgny.protobuf.test.AddressBookProtobuf.internal_static_tutorial_Person_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            com.hgny.protobuf.test.Person.class, com.hgny.protobuf.test.Person.Builder.class);
+  }
+
+  public static final int NAME_FIELD_NUMBER = 1;
+  private volatile java.lang.Object name_;
+  /**
+   * <code>string name = 1;</code>
+   * @return The name.
+   */
+  @java.lang.Override
+  public java.lang.String getName() {
+    java.lang.Object ref = name_;
+    if (ref instanceof java.lang.String) {
+      return (java.lang.String) ref;
+    } else {
+      com.google.protobuf.ByteString bs = 
+          (com.google.protobuf.ByteString) ref;
+      java.lang.String s = bs.toStringUtf8();
+      name_ = s;
+      return s;
+    }
+  }
+  /**
+   * <code>string name = 1;</code>
+   * @return The bytes for name.
+   */
+  @java.lang.Override
+  public com.google.protobuf.ByteString
+      getNameBytes() {
+    java.lang.Object ref = name_;
+    if (ref instanceof java.lang.String) {
+      com.google.protobuf.ByteString b = 
+          com.google.protobuf.ByteString.copyFromUtf8(
+              (java.lang.String) ref);
+      name_ = b;
+      return b;
+    } else {
+      return (com.google.protobuf.ByteString) ref;
+    }
+  }
+
+  public static final int VALUE_FIELD_NUMBER = 2;
+  private com.google.protobuf.FloatValue value_;
+  /**
+   * <code>.google.protobuf.FloatValue value = 2;</code>
+   * @return Whether the value field is set.
+   */
+  @java.lang.Override
+  public boolean hasValue() {
+    return value_ != null;
+  }
+  /**
+   * <code>.google.protobuf.FloatValue value = 2;</code>
+   * @return The value.
+   */
+  @java.lang.Override
+  public com.google.protobuf.FloatValue getValue() {
+    return value_ == null ? com.google.protobuf.FloatValue.getDefaultInstance() : value_;
+  }
+  /**
+   * <code>.google.protobuf.FloatValue value = 2;</code>
+   */
+  @java.lang.Override
+  public com.google.protobuf.FloatValueOrBuilder getValueOrBuilder() {
+    return getValue();
+  }
+
+  public static final int VALUE2_FIELD_NUMBER = 3;
+  private com.google.protobuf.FloatValue value2_;
+  /**
+   * <code>.google.protobuf.FloatValue value2 = 3;</code>
+   * @return Whether the value2 field is set.
+   */
+  @java.lang.Override
+  public boolean hasValue2() {
+    return value2_ != null;
+  }
+  /**
+   * <code>.google.protobuf.FloatValue value2 = 3;</code>
+   * @return The value2.
+   */
+  @java.lang.Override
+  public com.google.protobuf.FloatValue getValue2() {
+    return value2_ == null ? com.google.protobuf.FloatValue.getDefaultInstance() : value2_;
+  }
+  /**
+   * <code>.google.protobuf.FloatValue value2 = 3;</code>
+   */
+  @java.lang.Override
+  public com.google.protobuf.FloatValueOrBuilder getValue2OrBuilder() {
+    return getValue2();
+  }
+
+  private byte memoizedIsInitialized = -1;
+  @java.lang.Override
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  @java.lang.Override
+  public void writeTo(com.google.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
+      com.google.protobuf.GeneratedMessageV3.writeString(output, 1, name_);
+    }
+    if (value_ != null) {
+      output.writeMessage(2, getValue());
+    }
+    if (value2_ != null) {
+      output.writeMessage(3, getValue2());
+    }
+    getUnknownFields().writeTo(output);
+  }
+
+  @java.lang.Override
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
+      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, name_);
+    }
+    if (value_ != null) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(2, getValue());
+    }
+    if (value2_ != null) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(3, getValue2());
+    }
+    size += getUnknownFields().getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof com.hgny.protobuf.test.Person)) {
+      return super.equals(obj);
+    }
+    com.hgny.protobuf.test.Person other = (com.hgny.protobuf.test.Person) obj;
+
+    if (!getName()
+        .equals(other.getName())) return false;
+    if (hasValue() != other.hasValue()) return false;
+    if (hasValue()) {
+      if (!getValue()
+          .equals(other.getValue())) return false;
+    }
+    if (hasValue2() != other.hasValue2()) return false;
+    if (hasValue2()) {
+      if (!getValue2()
+          .equals(other.getValue2())) return false;
+    }
+    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
+    return true;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    hash = (37 * hash) + NAME_FIELD_NUMBER;
+    hash = (53 * hash) + getName().hashCode();
+    if (hasValue()) {
+      hash = (37 * hash) + VALUE_FIELD_NUMBER;
+      hash = (53 * hash) + getValue().hashCode();
+    }
+    if (hasValue2()) {
+      hash = (37 * hash) + VALUE2_FIELD_NUMBER;
+      hash = (53 * hash) + getValue2().hashCode();
+    }
+    hash = (29 * hash) + getUnknownFields().hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static com.hgny.protobuf.test.Person parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.hgny.protobuf.test.Person parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test.Person parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.hgny.protobuf.test.Person parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test.Person parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.hgny.protobuf.test.Person parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test.Person parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.hgny.protobuf.test.Person parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test.Person parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+  public static com.hgny.protobuf.test.Person parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test.Person parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.hgny.protobuf.test.Person parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  @java.lang.Override
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(com.hgny.protobuf.test.Person prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  @java.lang.Override
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * <pre>
+   * [START messages]
+   * </pre>
+   *
+   * Protobuf type {@code tutorial.Person}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder<Builder> implements
+      // @@protoc_insertion_point(builder_implements:tutorial.Person)
+      com.hgny.protobuf.test.PersonOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return com.hgny.protobuf.test.AddressBookProtobuf.internal_static_tutorial_Person_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return com.hgny.protobuf.test.AddressBookProtobuf.internal_static_tutorial_Person_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              com.hgny.protobuf.test.Person.class, com.hgny.protobuf.test.Person.Builder.class);
+    }
+
+    // Construct using com.hgny.protobuf.test.Person.newBuilder()
+    private Builder() {
+
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+
+    }
+    @java.lang.Override
+    public Builder clear() {
+      super.clear();
+      name_ = "";
+
+      if (valueBuilder_ == null) {
+        value_ = null;
+      } else {
+        value_ = null;
+        valueBuilder_ = null;
+      }
+      if (value2Builder_ == null) {
+        value2_ = null;
+      } else {
+        value2_ = null;
+        value2Builder_ = null;
+      }
+      return this;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return com.hgny.protobuf.test.AddressBookProtobuf.internal_static_tutorial_Person_descriptor;
+    }
+
+    @java.lang.Override
+    public com.hgny.protobuf.test.Person getDefaultInstanceForType() {
+      return com.hgny.protobuf.test.Person.getDefaultInstance();
+    }
+
+    @java.lang.Override
+    public com.hgny.protobuf.test.Person build() {
+      com.hgny.protobuf.test.Person result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    @java.lang.Override
+    public com.hgny.protobuf.test.Person buildPartial() {
+      com.hgny.protobuf.test.Person result = new com.hgny.protobuf.test.Person(this);
+      result.name_ = name_;
+      if (valueBuilder_ == null) {
+        result.value_ = value_;
+      } else {
+        result.value_ = valueBuilder_.build();
+      }
+      if (value2Builder_ == null) {
+        result.value2_ = value2_;
+      } else {
+        result.value2_ = value2Builder_.build();
+      }
+      onBuilt();
+      return result;
+    }
+
+    @java.lang.Override
+    public Builder clone() {
+      return super.clone();
+    }
+    @java.lang.Override
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.setField(field, value);
+    }
+    @java.lang.Override
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return super.clearField(field);
+    }
+    @java.lang.Override
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return super.clearOneof(oneof);
+    }
+    @java.lang.Override
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return super.setRepeatedField(field, index, value);
+    }
+    @java.lang.Override
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.addRepeatedField(field, value);
+    }
+    @java.lang.Override
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof com.hgny.protobuf.test.Person) {
+        return mergeFrom((com.hgny.protobuf.test.Person)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(com.hgny.protobuf.test.Person other) {
+      if (other == com.hgny.protobuf.test.Person.getDefaultInstance()) return this;
+      if (!other.getName().isEmpty()) {
+        name_ = other.name_;
+        onChanged();
+      }
+      if (other.hasValue()) {
+        mergeValue(other.getValue());
+      }
+      if (other.hasValue2()) {
+        mergeValue2(other.getValue2());
+      }
+      this.mergeUnknownFields(other.getUnknownFields());
+      onChanged();
+      return this;
+    }
+
+    @java.lang.Override
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    @java.lang.Override
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      if (extensionRegistry == null) {
+        throw new java.lang.NullPointerException();
+      }
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            case 10: {
+              name_ = input.readStringRequireUtf8();
+
+              break;
+            } // case 10
+            case 18: {
+              input.readMessage(
+                  getValueFieldBuilder().getBuilder(),
+                  extensionRegistry);
+
+              break;
+            } // case 18
+            case 26: {
+              input.readMessage(
+                  getValue2FieldBuilder().getBuilder(),
+                  extensionRegistry);
+
+              break;
+            } // case 26
+            default: {
+              if (!super.parseUnknownField(input, extensionRegistry, tag)) {
+                done = true; // was an endgroup tag
+              }
+              break;
+            } // default:
+          } // switch (tag)
+        } // while (!done)
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.unwrapIOException();
+      } finally {
+        onChanged();
+      } // finally
+      return this;
+    }
+
+    private java.lang.Object name_ = "";
+    /**
+     * <code>string name = 1;</code>
+     * @return The name.
+     */
+    public java.lang.String getName() {
+      java.lang.Object ref = name_;
+      if (!(ref instanceof java.lang.String)) {
+        com.google.protobuf.ByteString bs =
+            (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        name_ = s;
+        return s;
+      } else {
+        return (java.lang.String) ref;
+      }
+    }
+    /**
+     * <code>string name = 1;</code>
+     * @return The bytes for name.
+     */
+    public com.google.protobuf.ByteString
+        getNameBytes() {
+      java.lang.Object ref = name_;
+      if (ref instanceof String) {
+        com.google.protobuf.ByteString b = 
+            com.google.protobuf.ByteString.copyFromUtf8(
+                (java.lang.String) ref);
+        name_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+    /**
+     * <code>string name = 1;</code>
+     * @param value The name to set.
+     * @return This builder for chaining.
+     */
+    public Builder setName(
+        java.lang.String value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  
+      name_ = value;
+      onChanged();
+      return this;
+    }
+    /**
+     * <code>string name = 1;</code>
+     * @return This builder for chaining.
+     */
+    public Builder clearName() {
+      
+      name_ = getDefaultInstance().getName();
+      onChanged();
+      return this;
+    }
+    /**
+     * <code>string name = 1;</code>
+     * @param value The bytes for name to set.
+     * @return This builder for chaining.
+     */
+    public Builder setNameBytes(
+        com.google.protobuf.ByteString value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  checkByteStringIsUtf8(value);
+      
+      name_ = value;
+      onChanged();
+      return this;
+    }
+
+    private com.google.protobuf.FloatValue value_;
+    private com.google.protobuf.SingleFieldBuilderV3<
+        com.google.protobuf.FloatValue, com.google.protobuf.FloatValue.Builder, com.google.protobuf.FloatValueOrBuilder> valueBuilder_;
+    /**
+     * <code>.google.protobuf.FloatValue value = 2;</code>
+     * @return Whether the value field is set.
+     */
+    public boolean hasValue() {
+      return valueBuilder_ != null || value_ != null;
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value = 2;</code>
+     * @return The value.
+     */
+    public com.google.protobuf.FloatValue getValue() {
+      if (valueBuilder_ == null) {
+        return value_ == null ? com.google.protobuf.FloatValue.getDefaultInstance() : value_;
+      } else {
+        return valueBuilder_.getMessage();
+      }
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value = 2;</code>
+     */
+    public Builder setValue(com.google.protobuf.FloatValue value) {
+      if (valueBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        value_ = value;
+        onChanged();
+      } else {
+        valueBuilder_.setMessage(value);
+      }
+
+      return this;
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value = 2;</code>
+     */
+    public Builder setValue(
+        com.google.protobuf.FloatValue.Builder builderForValue) {
+      if (valueBuilder_ == null) {
+        value_ = builderForValue.build();
+        onChanged();
+      } else {
+        valueBuilder_.setMessage(builderForValue.build());
+      }
+
+      return this;
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value = 2;</code>
+     */
+    public Builder mergeValue(com.google.protobuf.FloatValue value) {
+      if (valueBuilder_ == null) {
+        if (value_ != null) {
+          value_ =
+            com.google.protobuf.FloatValue.newBuilder(value_).mergeFrom(value).buildPartial();
+        } else {
+          value_ = value;
+        }
+        onChanged();
+      } else {
+        valueBuilder_.mergeFrom(value);
+      }
+
+      return this;
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value = 2;</code>
+     */
+    public Builder clearValue() {
+      if (valueBuilder_ == null) {
+        value_ = null;
+        onChanged();
+      } else {
+        value_ = null;
+        valueBuilder_ = null;
+      }
+
+      return this;
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value = 2;</code>
+     */
+    public com.google.protobuf.FloatValue.Builder getValueBuilder() {
+      
+      onChanged();
+      return getValueFieldBuilder().getBuilder();
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value = 2;</code>
+     */
+    public com.google.protobuf.FloatValueOrBuilder getValueOrBuilder() {
+      if (valueBuilder_ != null) {
+        return valueBuilder_.getMessageOrBuilder();
+      } else {
+        return value_ == null ?
+            com.google.protobuf.FloatValue.getDefaultInstance() : value_;
+      }
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value = 2;</code>
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        com.google.protobuf.FloatValue, com.google.protobuf.FloatValue.Builder, com.google.protobuf.FloatValueOrBuilder> 
+        getValueFieldBuilder() {
+      if (valueBuilder_ == null) {
+        valueBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            com.google.protobuf.FloatValue, com.google.protobuf.FloatValue.Builder, com.google.protobuf.FloatValueOrBuilder>(
+                getValue(),
+                getParentForChildren(),
+                isClean());
+        value_ = null;
+      }
+      return valueBuilder_;
+    }
+
+    private com.google.protobuf.FloatValue value2_;
+    private com.google.protobuf.SingleFieldBuilderV3<
+        com.google.protobuf.FloatValue, com.google.protobuf.FloatValue.Builder, com.google.protobuf.FloatValueOrBuilder> value2Builder_;
+    /**
+     * <code>.google.protobuf.FloatValue value2 = 3;</code>
+     * @return Whether the value2 field is set.
+     */
+    public boolean hasValue2() {
+      return value2Builder_ != null || value2_ != null;
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value2 = 3;</code>
+     * @return The value2.
+     */
+    public com.google.protobuf.FloatValue getValue2() {
+      if (value2Builder_ == null) {
+        return value2_ == null ? com.google.protobuf.FloatValue.getDefaultInstance() : value2_;
+      } else {
+        return value2Builder_.getMessage();
+      }
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value2 = 3;</code>
+     */
+    public Builder setValue2(com.google.protobuf.FloatValue value) {
+      if (value2Builder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        value2_ = value;
+        onChanged();
+      } else {
+        value2Builder_.setMessage(value);
+      }
+
+      return this;
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value2 = 3;</code>
+     */
+    public Builder setValue2(
+        com.google.protobuf.FloatValue.Builder builderForValue) {
+      if (value2Builder_ == null) {
+        value2_ = builderForValue.build();
+        onChanged();
+      } else {
+        value2Builder_.setMessage(builderForValue.build());
+      }
+
+      return this;
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value2 = 3;</code>
+     */
+    public Builder mergeValue2(com.google.protobuf.FloatValue value) {
+      if (value2Builder_ == null) {
+        if (value2_ != null) {
+          value2_ =
+            com.google.protobuf.FloatValue.newBuilder(value2_).mergeFrom(value).buildPartial();
+        } else {
+          value2_ = value;
+        }
+        onChanged();
+      } else {
+        value2Builder_.mergeFrom(value);
+      }
+
+      return this;
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value2 = 3;</code>
+     */
+    public Builder clearValue2() {
+      if (value2Builder_ == null) {
+        value2_ = null;
+        onChanged();
+      } else {
+        value2_ = null;
+        value2Builder_ = null;
+      }
+
+      return this;
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value2 = 3;</code>
+     */
+    public com.google.protobuf.FloatValue.Builder getValue2Builder() {
+      
+      onChanged();
+      return getValue2FieldBuilder().getBuilder();
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value2 = 3;</code>
+     */
+    public com.google.protobuf.FloatValueOrBuilder getValue2OrBuilder() {
+      if (value2Builder_ != null) {
+        return value2Builder_.getMessageOrBuilder();
+      } else {
+        return value2_ == null ?
+            com.google.protobuf.FloatValue.getDefaultInstance() : value2_;
+      }
+    }
+    /**
+     * <code>.google.protobuf.FloatValue value2 = 3;</code>
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        com.google.protobuf.FloatValue, com.google.protobuf.FloatValue.Builder, com.google.protobuf.FloatValueOrBuilder> 
+        getValue2FieldBuilder() {
+      if (value2Builder_ == null) {
+        value2Builder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            com.google.protobuf.FloatValue, com.google.protobuf.FloatValue.Builder, com.google.protobuf.FloatValueOrBuilder>(
+                getValue2(),
+                getParentForChildren(),
+                isClean());
+        value2_ = null;
+      }
+      return value2Builder_;
+    }
+    @java.lang.Override
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFields(unknownFields);
+    }
+
+    @java.lang.Override
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:tutorial.Person)
+  }
+
+  // @@protoc_insertion_point(class_scope:tutorial.Person)
+  private static final com.hgny.protobuf.test.Person DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new com.hgny.protobuf.test.Person();
+  }
+
+  public static com.hgny.protobuf.test.Person getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser<Person>
+      PARSER = new com.google.protobuf.AbstractParser<Person>() {
+    @java.lang.Override
+    public Person parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      Builder builder = newBuilder();
+      try {
+        builder.mergeFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(builder.buildPartial());
+      } catch (com.google.protobuf.UninitializedMessageException e) {
+        throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(e)
+            .setUnfinishedMessage(builder.buildPartial());
+      }
+      return builder.buildPartial();
+    }
+  };
+
+  public static com.google.protobuf.Parser<Person> parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser<Person> getParserForType() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.hgny.protobuf.test.Person getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+

src/main/java/com/hgny/protobuf/test/PersonOrBuilder.java

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: protobuf/addressbook.proto
+
+package com.hgny.protobuf.test;
+
+public interface PersonOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:tutorial.Person)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * <code>string name = 1;</code>
+   * @return The name.
+   */
+  java.lang.String getName();
+  /**
+   * <code>string name = 1;</code>
+   * @return The bytes for name.
+   */
+  com.google.protobuf.ByteString
+      getNameBytes();
+
+  /**
+   * <code>.google.protobuf.FloatValue value = 2;</code>
+   * @return Whether the value field is set.
+   */
+  boolean hasValue();
+  /**
+   * <code>.google.protobuf.FloatValue value = 2;</code>
+   * @return The value.
+   */
+  com.google.protobuf.FloatValue getValue();
+  /**
+   * <code>.google.protobuf.FloatValue value = 2;</code>
+   */
+  com.google.protobuf.FloatValueOrBuilder getValueOrBuilder();
+
+  /**
+   * <code>.google.protobuf.FloatValue value2 = 3;</code>
+   * @return Whether the value2 field is set.
+   */
+  boolean hasValue2();
+  /**
+   * <code>.google.protobuf.FloatValue value2 = 3;</code>
+   * @return The value2.
+   */
+  com.google.protobuf.FloatValue getValue2();
+  /**
+   * <code>.google.protobuf.FloatValue value2 = 3;</code>
+   */
+  com.google.protobuf.FloatValueOrBuilder getValue2OrBuilder();
+}

src/main/java/com/hgny/protobuf/test2/AddressBook2.java

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: protobuf/add2.proto
+
+package com.hgny.protobuf.test2;
+
+/**
+ * <pre>
+ * Our address book file is just one of these.
+ * </pre>
+ *
+ * Protobuf type {@code tutorial.AddressBook2}
+ */
+public final class AddressBook2 extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:tutorial.AddressBook2)
+    AddressBook2OrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use AddressBook2.newBuilder() to construct.
+  private AddressBook2(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
+    super(builder);
+  }
+  private AddressBook2() {
+    people_ = java.util.Collections.emptyList();
+  }
+
+  @java.lang.Override
+  @SuppressWarnings({"unused"})
+  protected java.lang.Object newInstance(
+      UnusedPrivateParameter unused) {
+    return new AddressBook2();
+  }
+
+  @java.lang.Override
+  public final com.google.protobuf.UnknownFieldSet
+  getUnknownFields() {
+    return this.unknownFields;
+  }
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return com.hgny.protobuf.test2.AddressBookProtobuf.internal_static_tutorial_AddressBook2_descriptor;
+  }
+
+  @java.lang.Override
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return com.hgny.protobuf.test2.AddressBookProtobuf.internal_static_tutorial_AddressBook2_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            com.hgny.protobuf.test2.AddressBook2.class, com.hgny.protobuf.test2.AddressBook2.Builder.class);
+  }
+
+  public static final int PEOPLE_FIELD_NUMBER = 1;
+  private java.util.List<com.hgny.protobuf.test2.Person2> people_;
+  /**
+   * <code>repeated .tutorial.Person2 people = 1;</code>
+   */
+  @java.lang.Override
+  public java.util.List<com.hgny.protobuf.test2.Person2> getPeopleList() {
+    return people_;
+  }
+  /**
+   * <code>repeated .tutorial.Person2 people = 1;</code>
+   */
+  @java.lang.Override
+  public java.util.List<? extends com.hgny.protobuf.test2.Person2OrBuilder> 
+      getPeopleOrBuilderList() {
+    return people_;
+  }
+  /**
+   * <code>repeated .tutorial.Person2 people = 1;</code>
+   */
+  @java.lang.Override
+  public int getPeopleCount() {
+    return people_.size();
+  }
+  /**
+   * <code>repeated .tutorial.Person2 people = 1;</code>
+   */
+  @java.lang.Override
+  public com.hgny.protobuf.test2.Person2 getPeople(int index) {
+    return people_.get(index);
+  }
+  /**
+   * <code>repeated .tutorial.Person2 people = 1;</code>
+   */
+  @java.lang.Override
+  public com.hgny.protobuf.test2.Person2OrBuilder getPeopleOrBuilder(
+      int index) {
+    return people_.get(index);
+  }
+
+  private byte memoizedIsInitialized = -1;
+  @java.lang.Override
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  @java.lang.Override
+  public void writeTo(com.google.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    for (int i = 0; i < people_.size(); i++) {
+      output.writeMessage(1, people_.get(i));
+    }
+    getUnknownFields().writeTo(output);
+  }
+
+  @java.lang.Override
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    for (int i = 0; i < people_.size(); i++) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(1, people_.get(i));
+    }
+    size += getUnknownFields().getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof com.hgny.protobuf.test2.AddressBook2)) {
+      return super.equals(obj);
+    }
+    com.hgny.protobuf.test2.AddressBook2 other = (com.hgny.protobuf.test2.AddressBook2) obj;
+
+    if (!getPeopleList()
+        .equals(other.getPeopleList())) return false;
+    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
+    return true;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    if (getPeopleCount() > 0) {
+      hash = (37 * hash) + PEOPLE_FIELD_NUMBER;
+      hash = (53 * hash) + getPeopleList().hashCode();
+    }
+    hash = (29 * hash) + getUnknownFields().hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static com.hgny.protobuf.test2.AddressBook2 parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.hgny.protobuf.test2.AddressBook2 parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test2.AddressBook2 parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.hgny.protobuf.test2.AddressBook2 parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test2.AddressBook2 parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.hgny.protobuf.test2.AddressBook2 parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test2.AddressBook2 parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.hgny.protobuf.test2.AddressBook2 parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test2.AddressBook2 parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+  public static com.hgny.protobuf.test2.AddressBook2 parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.hgny.protobuf.test2.AddressBook2 parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.hgny.protobuf.test2.AddressBook2 parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  @java.lang.Override
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(com.hgny.protobuf.test2.AddressBook2 prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  @java.lang.Override
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * <pre>
+   * Our address book file is just one of these.
+   * </pre>
+   *
+   * Protobuf type {@code tutorial.AddressBook2}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder<Builder> implements
+      // @@protoc_insertion_point(builder_implements:tutorial.AddressBook2)
+      com.hgny.protobuf.test2.AddressBook2OrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return com.hgny.protobuf.test2.AddressBookProtobuf.internal_static_tutorial_AddressBook2_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return com.hgny.protobuf.test2.AddressBookProtobuf.internal_static_tutorial_AddressBook2_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              com.hgny.protobuf.test2.AddressBook2.class, com.hgny.protobuf.test2.AddressBook2.Builder.class);
+    }
+
+    // Construct using com.hgny.protobuf.test2.AddressBook2.newBuilder()
+    private Builder() {
+
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+
+    }
+    @java.lang.Override
+    public Builder clear() {
+      super.clear();
+      if (peopleBuilder_ == null) {
+        people_ = java.util.Collections.emptyList();
+      } else {
+        people_ = null;
+        peopleBuilder_.clear();
+      }
+      bitField0_ = (bitField0_ & ~0x00000001);
+      return this;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return com.hgny.protobuf.test2.AddressBookProtobuf.internal_static_tutorial_AddressBook2_descriptor;
+    }
+
+    @java.lang.Override
+    public com.hgny.protobuf.test2.AddressBook2 getDefaultInstanceForType() {
+      return com.hgny.protobuf.test2.AddressBook2.getDefaultInstance();
+    }
+
+    @java.lang.Override
+    public com.hgny.protobuf.test2.AddressBook2 build() {
+      com.hgny.protobuf.test2.AddressBook2 result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    @java.lang.Override
+    public com.hgny.protobuf.test2.AddressBook2 buildPartial() {
+      com.hgny.protobuf.test2.AddressBook2 result = new com.hgny.protobuf.test2.AddressBook2(this);
+      int from_bitField0_ = bitField0_;
+      if (peopleBuilder_ == null) {
+        if (((bitField0_ & 0x00000001) != 0)) {
+          people_ = java.util.Collections.unmodifiableList(people_);
+          bitField0_ = (bitField0_ & ~0x00000001);
+        }
+        result.people_ = people_;
+      } else {
+        result.people_ = peopleBuilder_.build();
+      }
+      onBuilt();
+      return result;
+    }
+
+    @java.lang.Override
+    public Builder clone() {
+      return super.clone();
+    }
+    @java.lang.Override
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.setField(field, value);
+    }
+    @java.lang.Override
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return super.clearField(field);
+    }
+    @java.lang.Override
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return super.clearOneof(oneof);
+    }
+    @java.lang.Override
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return super.setRepeatedField(field, index, value);
+    }
+    @java.lang.Override
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.addRepeatedField(field, value);
+    }
+    @java.lang.Override
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof com.hgny.protobuf.test2.AddressBook2) {
+        return mergeFrom((com.hgny.protobuf.test2.AddressBook2)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(com.hgny.protobuf.test2.AddressBook2 other) {
+      if (other == com.hgny.protobuf.test2.AddressBook2.getDefaultInstance()) return this;
+      if (peopleBuilder_ == null) {
+        if (!other.people_.isEmpty()) {
+          if (people_.isEmpty()) {
+            people_ = other.people_;
+            bitField0_ = (bitField0_ & ~0x00000001);
+          } else {
+            ensurePeopleIsMutable();
+            people_.addAll(other.people_);
+          }
+          onChanged();
+        }
+      } else {
+        if (!other.people_.isEmpty()) {
+          if (peopleBuilder_.isEmpty()) {
+            peopleBuilder_.dispose();
+            peopleBuilder_ = null;
+            people_ = other.people_;
+            bitField0_ = (bitField0_ & ~0x00000001);
+            peopleBuilder_ = 
+              com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders ?
+                 getPeopleFieldBuilder() : null;
+          } else {
+            peopleBuilder_.addAllMessages(other.people_);
+          }
+        }
+      }
+      this.mergeUnknownFields(other.getUnknownFields());
+      onChanged();
+      return this;
+    }
+
+    @java.lang.Override
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    @java.lang.Override
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      if (extensionRegistry == null) {
+        throw new java.lang.NullPointerException();
+      }
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            case 10: {
+              com.hgny.protobuf.test2.Person2 m =
+                  input.readMessage(
+                      com.hgny.protobuf.test2.Person2.parser(),
+                      extensionRegistry);
+              if (peopleBuilder_ == null) {
+                ensurePeopleIsMutable();
+                people_.add(m);
+              } else {
+                peopleBuilder_.addMessage(m);
+              }
+              break;
+            } // case 10
+            default: {
+              if (!super.parseUnknownField(input, extensionRegistry, tag)) {
+                done = true; // was an endgroup tag
+              }
+              break;
+            } // default:
+          } // switch (tag)
+        } // while (!done)
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.unwrapIOException();
+      } finally {
+        onChanged();
+      } // finally
+      return this;
+    }
+    private int bitField0_;
+
+    private java.util.List<com.hgny.protobuf.test2.Person2> people_ =
+      java.util.Collections.emptyList();
+    private void ensurePeopleIsMutable() {
+      if (!((bitField0_ & 0x00000001) != 0)) {
+        people_ = new java.util.ArrayList<com.hgny.protobuf.test2.Person2>(people_);
+        bitField0_ |= 0x00000001;
+       }
+    }
+
+    private com.google.protobuf.RepeatedFieldBuilderV3<
+        com.hgny.protobuf.test2.Person2, com.hgny.protobuf.test2.Person2.Builder, com.hgny.protobuf.test2.Person2OrBuilder> peopleBuilder_;
+
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public java.util.List<com.hgny.protobuf.test2.Person2> getPeopleList() {
+      if (peopleBuilder_ == null) {
+        return java.util.Collections.unmodifiableList(people_);
+      } else {
+        return peopleBuilder_.getMessageList();
+      }
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public int getPeopleCount() {
+      if (peopleBuilder_ == null) {
+        return people_.size();
+      } else {
+        return peopleBuilder_.getCount();
+      }
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public com.hgny.protobuf.test2.Person2 getPeople(int index) {
+      if (peopleBuilder_ == null) {
+        return people_.get(index);
+      } else {
+        return peopleBuilder_.getMessage(index);
+      }
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public Builder setPeople(
+        int index, com.hgny.protobuf.test2.Person2 value) {
+      if (peopleBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        ensurePeopleIsMutable();
+        people_.set(index, value);
+        onChanged();
+      } else {
+        peopleBuilder_.setMessage(index, value);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public Builder setPeople(
+        int index, com.hgny.protobuf.test2.Person2.Builder builderForValue) {
+      if (peopleBuilder_ == null) {
+        ensurePeopleIsMutable();
+        people_.set(index, builderForValue.build());
+        onChanged();
+      } else {
+        peopleBuilder_.setMessage(index, builderForValue.build());
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public Builder addPeople(com.hgny.protobuf.test2.Person2 value) {
+      if (peopleBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        ensurePeopleIsMutable();
+        people_.add(value);
+        onChanged();
+      } else {
+        peopleBuilder_.addMessage(value);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public Builder addPeople(
+        int index, com.hgny.protobuf.test2.Person2 value) {
+      if (peopleBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        ensurePeopleIsMutable();
+        people_.add(index, value);
+        onChanged();
+      } else {
+        peopleBuilder_.addMessage(index, value);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public Builder addPeople(
+        com.hgny.protobuf.test2.Person2.Builder builderForValue) {
+      if (peopleBuilder_ == null) {
+        ensurePeopleIsMutable();
+        people_.add(builderForValue.build());
+        onChanged();
+      } else {
+        peopleBuilder_.addMessage(builderForValue.build());
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public Builder addPeople(
+        int index, com.hgny.protobuf.test2.Person2.Builder builderForValue) {
+      if (peopleBuilder_ == null) {
+        ensurePeopleIsMutable();
+        people_.add(index, builderForValue.build());
+        onChanged();
+      } else {
+        peopleBuilder_.addMessage(index, builderForValue.build());
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public Builder addAllPeople(
+        java.lang.Iterable<? extends com.hgny.protobuf.test2.Person2> values) {
+      if (peopleBuilder_ == null) {
+        ensurePeopleIsMutable();
+        com.google.protobuf.AbstractMessageLite.Builder.addAll(
+            values, people_);
+        onChanged();
+      } else {
+        peopleBuilder_.addAllMessages(values);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public Builder clearPeople() {
+      if (peopleBuilder_ == null) {
+        people_ = java.util.Collections.emptyList();
+        bitField0_ = (bitField0_ & ~0x00000001);
+        onChanged();
+      } else {
+        peopleBuilder_.clear();
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public Builder removePeople(int index) {
+      if (peopleBuilder_ == null) {
+        ensurePeopleIsMutable();
+        people_.remove(index);
+        onChanged();
+      } else {
+        peopleBuilder_.remove(index);
+      }
+      return this;
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public com.hgny.protobuf.test2.Person2.Builder getPeopleBuilder(
+        int index) {
+      return getPeopleFieldBuilder().getBuilder(index);
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public com.hgny.protobuf.test2.Person2OrBuilder getPeopleOrBuilder(
+        int index) {
+      if (peopleBuilder_ == null) {
+        return people_.get(index);  } else {
+        return peopleBuilder_.getMessageOrBuilder(index);
+      }
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public java.util.List<? extends com.hgny.protobuf.test2.Person2OrBuilder> 
+         getPeopleOrBuilderList() {
+      if (peopleBuilder_ != null) {
+        return peopleBuilder_.getMessageOrBuilderList();
+      } else {
+        return java.util.Collections.unmodifiableList(people_);
+      }
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public com.hgny.protobuf.test2.Person2.Builder addPeopleBuilder() {
+      return getPeopleFieldBuilder().addBuilder(
+          com.hgny.protobuf.test2.Person2.getDefaultInstance());
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public com.hgny.protobuf.test2.Person2.Builder addPeopleBuilder(
+        int index) {
+      return getPeopleFieldBuilder().addBuilder(
+          index, com.hgny.protobuf.test2.Person2.getDefaultInstance());
+    }
+    /**
+     * <code>repeated .tutorial.Person2 people = 1;</code>
+     */
+    public java.util.List<com.hgny.protobuf.test2.Person2.Builder> 
+         getPeopleBuilderList() {
+      return getPeopleFieldBuilder().getBuilderList();
+    }
+    private com.google.protobuf.RepeatedFieldBuilderV3<
+        com.hgny.protobuf.test2.Person2, com.hgny.protobuf.test2.Person2.Builder, com.hgny.protobuf.test2.Person2OrBuilder> 
+        getPeopleFieldBuilder() {
+      if (peopleBuilder_ == null) {
+        peopleBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
+            com.hgny.protobuf.test2.Person2, com.hgny.protobuf.test2.Person2.Builder, com.hgny.protobuf.test2.Person2OrBuilder>(
+                people_,
+                ((bitField0_ & 0x00000001) != 0),
+                getParentForChildren(),
+                isClean());
+        people_ = null;
+      }
+      return peopleBuilder_;
+    }
+    @java.lang.Override
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFields(unknownFields);
+    }
+
+    @java.lang.Override
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:tutorial.AddressBook2)
+  }
+
+  // @@protoc_insertion_point(class_scope:tutorial.AddressBook2)
+  private static final com.hgny.protobuf.test2.AddressBook2 DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new com.hgny.protobuf.test2.AddressBook2();
+  }
+
+  public static com.hgny.protobuf.test2.AddressBook2 getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser<AddressBook2>
+      PARSER = new com.google.protobuf.AbstractParser<AddressBook2>() {
+    @java.lang.Override
+    public AddressBook2 parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      Builder builder = newBuilder();
+      try {
+        builder.mergeFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(builder.buildPartial());
+      } catch (com.google.protobuf.UninitializedMessageException e) {
+        throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(e)
+            .setUnfinishedMessage(builder.buildPartial());
+      }
+      return builder.buildPartial();
+    }
+  };
+
+  public static com.google.protobuf.Parser<AddressBook2> parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser<AddressBook2> getParserForType() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.hgny.protobuf.test2.AddressBook2 getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+

tools/gen.bat

+@echo off
+protoc --java_out="../src/main/java" "protobuf/add3.proto"
\ No newline at end of file

tools/node/index.js

+import * as fs from "fs/promises"
+import { keys } from "./data.js"
+const keyPath = "./keys"
+function main() {
+  fs.rm(keyPath).then(() => {
+    const s = ["uint32 time = 1;"];
+    keys.forEach((key, index) => {
+      s.push(`float ${key} = ${index + 2};`);
+    })
+    fs.writeFile(keyPath, s.join("\n"));
+  })
+}
+main();