*/
    Map<String, String> getUserProperties();

    /**
     * Gets the base directory of the current project (if any).
     *
     * @return The base directory of the current project or {@code null} if none.
     */
    File getProjectDirectory();

    /**
     * Gets current calculated project properties
     *
     * @return The project properties, never {@code null}.
     */

     */
    Map<String, String> getUserProperties();

    /**
     * Gets the base directory of the current project (if any).
     *
     * @return The base directory of the current project or {@code null} if none.
     */
    Path getProjectDirectory();

    /**
     * Gets current calculated project properties
     *
     * @return The project properties, never {@code null}.
     */

            <execution>
              <id>modello-site-docs</id>
              <goals>
                <goal>xdoc</goal>
                <goal>xsd</goal>
              </goals>
              <phase>none</phase>
            </execution>
          </executions>
        </plugin>
      </plugins>
    </pluginManagement>
  </build>

  <profiles>
    <profile>
      <id>reporting</id>
      <reporting>

            implements LanguageRegistry {

        @Inject
        public DefaultLanguageRegistry(List<LanguageProvider> providers) {
            super(providers, Language.NONE, Language.JAVA_FAMILY);
        }
    }

    public abstract static class DefaultExtensibleEnumRegistry<
                    T extends ExtensibleEnum, P extends ExtensibleEnumProvider<T>>

 *
 */
public interface SettingsBuildingRequest {

    /**
     * Gets the global settings file.
     *
     * @return The global settings file or {@code null} if none.
     */
    File getGlobalSettingsFile();

    /**
     * Sets the global settings file. A non-existent settings file is equivalent to empty settings. If both user

              </models>
              <version>2.0.0</version>
            </configuration>
          </execution>
          <execution>
            <id>modello-site-docs</id>
            <phase>none</phase>
          </execution>
        </executions>
      </plugin>
      <plugin>
        <groupId>com.github.siom79.japicmp</groupId>
        <artifactId>japicmp-maven-plugin</artifactId>

     * contributed by {@link ModelBuilderRequest#getProfiles()}.
     *
     * @return The active external profiles or an empty list if none, never {@code null}.
     */
    @Nonnull
    List<Profile> getActiveExternalProfiles();

    /**
     * Gets the problems that were encountered during the project building.
     *

     *
     * @param key the key for which to retrieve the session data, must not be {@code null}
     * @return the session data associated with the key or {@code null} if none
     */
    @Nullable
    <T> T get(@Nonnull Key<T> key);

    /**
     * Retrieve of compute the data associated with the specified key.
     *

public interface Location {

    /**
     * Return the line number where the current event ends,
     * returns -1 if none is available.
     * @return the current line number
     */
    int getLineNumber();

    /**
     * Return the column number where the current event ends,
     * returns -1 if none is available.
     * @return the current column number
     */
    int getColumnNumber();

    /**

    /**
     * Gets the currently active session.
     *
     * @return The currently active session or {@code null} if none.
     */
    MavenSession getSession();

    /**
     * Gets the currently active repository session.
     *
     * @return The currently active repository session or {@code null} if none.
     */
    RepositorySystemSession getRepositorySession();