In particular this includes all subpackages. Despite the element name one can also only expose individual classes of a particular package by adding its binary name as value.
          ]]></description>
        </field>
        <field>
          <name>exportedArtifacts</name>
          <version>1.0.0</version>
          <association>

      <organization />
      <roles>
        <role>Developer</role>
      </roles>
    </developer>
    <developer>
      <id>bwalding</id>
      <name>Ben Walding</name>
      <email>******@****.***</email>
      <organization>Walding Consulting Services</organization>
      <roles>
        <role>Developer</role>
      </roles>
    </developer>
    <developer>
      <id>mhw</id>

            // even before the arguments from the command line are parsed.  Any exception
            // that would happen here should cause the build to fail at a later stage
            // (when actually parsing the POM) and will lead to a better exception being
            // displayed to the user, so just bail out and return false.
        }
        return false;
    }

public interface ToolchainsBuilder {

    /**
     * Builds the toolchains model from the configured toolchain files.
     *
     * @param userToolchainsFile The path to the toolchains file, may be <code>null</code> to disable parsing.
     * @return The toolchains model or <code>null</code> if no toolchain file was configured or the configured file does
     *         not exist.

      <organization />
      <roles>
        <role>Developer</role>
      </roles>
    </developer>
    <developer>
      <id>bwalding</id>
      <name>Ben Walding</name>
      <email>******@****.***</email>
      <organization>Walding Consulting Services</organization>
      <roles>
        <role>Developer</role>
      </roles>
    </developer>
    <developer>
      <id>mhw</id>

     2. append happens at plugin level first, then goal level, independently from phases.
        This means for example that adding pluginA:goal2 to pre-existing (pluginA:goal1, pluginB:goal) will lead to (pluginA:goal1, pluginA:goal2, pluginB:goal)

/**
 * Handles deserialization of metadata from some kind of textual format like XML.
 *
 */
public interface MetadataReader {

    /**
     * The key for the option to enable strict parsing. This option is of type {@link Boolean} and defaults to {@code
     * true}. If {@code false}, unknown elements will be ignored instead of causing a failure.
     */

/**
 * Handles deserialization of settings from some kind of textual format like XML.
 *
 */
public interface SettingsReader {

    /**
     * The key for the option to enable strict parsing. This option is of type {@link Boolean} and defaults to {@code
     * true}. If {@code false}, unknown elements will be ignored instead of causing a failure.
     */
    String IS_STRICT = "org.apache.maven.settings.io.isStrict";

/**
 * Handles deserialization of toolchains from some kind of textual format like XML.
 *
 * @since 3.3.0
 */
public interface ToolchainsReader {

    /**
     * The key for the option to enable strict parsing. This option is of type {@link Boolean} and defaults to {@code
     * true}. If {@code false}, unknown elements will be ignored instead of causing a failure.
     */
    String IS_STRICT = "org.apache.maven.toolchains.io.isStrict";

      <organization />
      <roles>
        <role>Developer</role>
      </roles>
    </developer>
    <developer>
      <id>bwalding</id>
      <name>Ben Walding</name>
      <email>******@****.***</email>
      <organization>Walding Consulting Services</organization>
      <roles>
        <role>Developer</role>
      </roles>
    </developer>
    <developer>
      <id>mhw</id>