public String getId() {
        StringBuilder id = new StringBuilder( 64 );

        id.append( ( getGroupId() == null ) ? "[inherited]" : getGroupId() );
        id.append( ":" );
        id.append( getArtifactId() );
        id.append( ":" );
        id.append( getPackaging() );
        id.append( ":" );
        id.append( ( getVersion() == null ) ? "[inherited]" : getVersion() );

        return id.toString();
    }

      <plugins>
        <plugin>
          <groupId>org.apache.rat</groupId>
          <artifactId>apache-rat-plugin</artifactId>
          <configuration>
            <excludes combine.children="append">
              <exclude>lifecycle-executor.txt</exclude>
              <exclude>plugin-manager.txt</exclude>
              <exclude>project-builder.txt</exclude>
              <exclude>src/site/resources/design/**</exclude>

        StringBuilder sb = new StringBuilder(128);
        sb.append("Mirror[");
        sb.append("id=").append(this.getId());
        sb.append(",mirrorOf=").append(this.getMirrorOf());
        sb.append(",url=").append(this.getUrl());
        sb.append(",name=").append(this.getName());
        if (isBlocked()) {
            sb.append(",blocked");
        }
        sb.append("]");
        return sb.toString();
    }

      <plugins>
        <plugin>
          <groupId>org.apache.rat</groupId>
          <artifactId>apache-rat-plugin</artifactId>
          <configuration>
            <excludes combine.children="append">
              <exclude>src/assembly/maven/bin/m2.conf</exclude>
              <!-- these are partial scripts, resulting in mvn scripts -->
              <exclude>src/assembly/shared/init</exclude>