metadata/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.google.i18n.libphonenumber</groupId>
  <artifactId>metadata</artifactId>
  <version>1.0-SNAPSHOT</version>

  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
  </properties>

  <build>
    <plugins>

      <plugin>
        <groupId>com.github.os72</groupId>
        <artifactId>protoc-jar-maven-plugin</artifactId>
        <version>3.11.4</version>
        <executions>
          <execution>
            <id>generate-proto</id>
            <phase>generate-sources</phase>
            <goals>
              <goal>run</goal>
            </goals>
            <configuration>
              <protocVersion>3.1.0</protocVersion>
              <inputDirectories>
                <include>src/main/proto</include>
              </inputDirectories>
              <outputDirectorySuffix>proto</outputDirectorySuffix>
              <addSources>main</addSources>
            </configuration>
          </execution>
        </executions>
      </plugin>

      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-compiler-plugin</artifactId>
        <version>3.8.1</version>
        <configuration>
          <source>11</source>
          <target>11</target>
        </configuration>
        <executions>
          <execution>
            <id>process-annotations</id>
            <phase>generate-sources</phase>
            <goals>
              <goal>compile</goal>
            </goals>
            <configuration>
              <compilerArgs>
                <arg>-proc:only</arg>
              </compilerArgs>
            </configuration>
          </execution>
          <execution>
            <!-- using an id of default-compile will override the default execution -->
            <id>default-compile</id>
            <phase>compile</phase>
            <goals>
              <goal>compile</goal>
            </goals>
            <configuration>
              <compilerArgs>
                <arg>-proc:none</arg>
              </compilerArgs>
            </configuration>
          </execution>
        </executions>
      </plugin>

      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-javadoc-plugin</artifactId>
        <version>3.2.0</version>
        <configuration>
          <source>8</source>
          <nohelp>true</nohelp>
          <quiet>true</quiet>
          <doclint>all,-missing</doclint>
        </configuration>
      </plugin>
    </plugins>
  </build>

  <dependencies>
    <!-- https://mvnrepository.com/artifact/com.google.guava/guava -->
    <dependency>
      <groupId>com.google.guava</groupId>
      <artifactId>guava</artifactId>
      <version>29.0-jre</version>
    </dependency>

    <!-- https://mvnrepository.com/artifact/com.ibm.icu/icu4j -->
    <dependency>
      <groupId>com.ibm.icu</groupId>
      <artifactId>icu4j</artifactId>
      <version>67.1</version>
    </dependency>

    <!-- https://mvnrepository.com/artifact/com.google.protobuf/protobuf-java -->
    <dependency>
      <groupId>com.google.protobuf</groupId>
      <artifactId>protobuf-java</artifactId>
      <version>3.21.7</version>
    </dependency>

    <!-- https://mvnrepository.com/artifact/com.google.auto.value/auto-value -->
    <dependency>
      <groupId>com.google.auto.value</groupId>
      <artifactId>auto-value</artifactId>
      <version>1.7.4</version>
      <scope>provided</scope>
    </dependency>

    <!-- https://mvnrepository.com/artifact/com.google.auto.value/auto-value-annotations -->
    <dependency>
      <groupId>com.google.auto.value</groupId>
      <artifactId>auto-value-annotations</artifactId>
      <version>1.7.4</version>
    </dependency>

    <!-- https://mvnrepository.com/artifact/com.github.os72/protoc-jar-maven-plugin -->
    <dependency>
      <groupId>com.github.os72</groupId>
      <artifactId>protoc-jar-maven-plugin</artifactId>
      <version>3.11.4</version>
    </dependency>

    <!-- https://mvnrepository.com/artifact/com.google.code.findbugs/jsr305 -->
    <dependency>
      <groupId>com.google.code.findbugs</groupId>
      <artifactId>jsr305</artifactId>
      <version>3.0.2</version>
    </dependency>

    <!-- https://mvnrepository.com/artifact/com.google.truth/truth -->
    <dependency>
      <groupId>com.google.truth</groupId>
      <artifactId>truth</artifactId>
      <version>1.0.1</version>
      <scope>test</scope>
    </dependency>

    <!-- https://mvnrepository.com/artifact/com.google.truth.extensions/truth-java8-extension -->
    <dependency>
      <groupId>com.google.truth.extensions</groupId>
      <artifactId>truth-java8-extension</artifactId>
      <version>1.1.4</version>
      <scope>test</scope>
    </dependency>
  </dependencies>
</project>