}
        return match;
    }

    @Deprecated
    public Mirror getMirrorOf(String repositoryId) {
        Mirror match = null;
        java.util.List<Mirror> mirrors = getMirrors();
        if (mirrors != null && repositoryId != null) {
            for (Mirror mirror : mirrors) {
                if (repositoryId.equals(mirror.getMirrorOf())) {
                    match = mirror;
                    break;

   |-->
  <mirrors>
    <!-- mirror
     | Specifies a repository mirror site to use instead of a given repository. The repository that
     | this mirror serves has an ID that matches the mirrorOf element of this mirror. IDs are used
     | for inheritance and direct lookup purposes, and must be unique across the set of mirrors.
     |
    <mirror>
      <id>mirrorId</id>
      <mirrorOf>repositoryId</mirrorOf>

  <description>
    Test that multiple artifact repository declarations with the same id cause a validation error.
  </description>

  <repositories>
    <repository>
      <id>one</id>
      <url>https://repo1.maven.org/maven2</url>
    </repository>
    <repository>
      <id>one</id>
      <url>https://repository.codehaus.org/</url>
    </repository>
  </repositories>

  </issueManagement>
  <ciManagement>
    <system>child-ci</system>
    <url>https://child.url/ci</url>
  </ciManagement>
  <distributionManagement>
    <repository>
      <id>child-distros</id>
      <url>ssh://child.url/distros</url>
    </repository>
    <snapshotRepository>
      <id>child-snaps</id>
      <url>ssh://child.url/snaps</url>
    </snapshotRepository>
    <site>
      <id>child-site</id>

  <description>
    A test plugin to assist testing of Maven core.
  </description>
  <inceptionYear>2009</inceptionYear>

  <distributionManagement>
    <repository>
      <id>maven-core-it</id>
      <url>file:///${basedir}/repo</url>
    </repository>
  </distributionManagement>

  <properties>
    <maven.test.skip>true</maven.test.skip>
    <updateReleaseInfo>true</updateReleaseInfo>
  </properties>

          <ciProp>ci</ciProp>
        </configuration>
      </notifier>
    </notifiers>
  </ciManagement>
  <distributionManagement>
    <repository>
      <url>https://project.url/dist</url>
      <id>project.distros</id>
      <name>distros</name>
    </repository>
    <snapshotRepository>
      <url>https://project.url/snaps</url>
      <id>project.snaps</id>
      <name>snaps</name>

  <properties>
    <prop0>test</prop0>
  </properties>

  <repositories>
    <repository>
      <id>equal-repo-id</id>
      <url>https://maven.apache.org/null</url>
      <snapshots>
        <enabled>false</enabled>
      </snapshots>
      <releases>
        <checksumPolicy>ignore</checksumPolicy>
      </releases>
    </repository>
  </repositories>

  <build>
    <plugins>
      <plugin>

    <dependency>
      <groupId>org.apache.maven</groupId>
      <artifactId>maven-resolver-provider</artifactId>
    </dependency>
    <dependency>
      <groupId>org.apache.maven</groupId>
      <artifactId>maven-repository-metadata</artifactId>
    </dependency>
    <dependency>
      <groupId>org.apache.maven.resolver</groupId>
      <artifactId>maven-resolver-api</artifactId>
    </dependency>
    <dependency>

        <artifactId>maven-plugin-api</artifactId>
        <version>${project.version}</version>
      </dependency>
      <dependency>
        <groupId>org.apache.maven</groupId>
        <artifactId>maven-repository-metadata</artifactId>
        <version>${project.version}</version>
      </dependency>
      <dependency>
        <groupId>org.apache.maven</groupId>
        <artifactId>maven-resolver-provider</artifactId>

                <property name="test.projects.repository" value="repositories/central" />

                <mkdir dir="${basedir}/target/test-classes/${test.projects.repository}/${test.projects.target.directory}/" />