<build>
    <plugins>
      <plugin>
        <groupId>org.codehaus.modello</groupId>
        <artifactId>modello-maven-plugin</artifactId>
        <configuration>
          <velocityBasedir>${project.basedir}/../../src/mdo</velocityBasedir>
          <version>1.2.0</version>
          <models>
            <model>src/main/mdo/metadata.mdo</model>
          </models>
          <templates>

            <param>packageModelV4=org.apache.maven.api.cli.extensions</param>
            <param>packageToolV4=org.apache.maven.cli.internal.extension.io</param>
          </params>
          <velocityBasedir>${project.basedir}/../../src/mdo</velocityBasedir>
        </configuration>
        <executions>
          <execution>
            <id>modello</id>
            <goals>
              <goal>velocity</goal>
              <goal>xdoc</goal>

            final File baseDir = new File(servletContext.getRealPath("/WEB-INF")).getParentFile();

            if (logger.isInfoEnabled()) {
                logger.info("Crawler: \nDirectory={}\nOptions={}", baseDir, cmdList);
            }

            final JobProcess jobProcess = processHelper.startProcess(sessionId, cmdList, pb -> {
                pb.directory(baseDir);
                pb.redirectErrorStream(true);

                new AbstractValueSource(false) {

                    @Override
                    public Object getValue(String expression) {
                        if (projectDir != null && "basedir".equals(expression)) {
                            return projectDir.getAbsolutePath();
                        }
                        return null;
                    }
                },

  <name>Profiles</name>
  <description><![CDATA[
    <b>Deprecated</b> Project-local overrides to the build process based on detected or user-provided environmental parameters.
    This is the model specification for <code>${basedir}/profiles.xml</code>.
  ]]></description>
  <defaults>
    <default>
      <key>package</key>
      <value>org.apache.maven.profiles</value>
    </default>
  </defaults>
  <classes>

     * meaning that the {@link #getRootDirectory()} and {@link #getBasedir()}
     * points to the same directory, and that either {@link Model#isRoot()}
     * is {@code true} or that {@code basedir} contains a {@code .mvn} child
     * directory.
     *
     * @return {@code true} if the project is the root project
     * @see Model#isRoot()
     */
    boolean isRootProject();

    /**

:checkMCmd
if not exist "%MAVEN_HOME%\bin\mvn.cmd" goto error

@REM ==== END VALIDATION ====

:init

set "CLASSWORLDS_CONF=%MAVEN_HOME%\bin\m2.conf"

@REM Find the project basedir, i.e., the directory that contains the directory ".mvn".
@REM Fallback to current working directory if not found.

set "EXEC_DIR=%CD%"
set "WDIR=%EXEC_DIR%"

        // Test with single command
        generator.setCommandList(Collections.singletonList("single_command"));
        assertTrue("Single command should be settable", true);
    }

    // Test baseDir configuration
    public void test_baseDir_configuration() throws Exception {
        final File customBaseDir = new File(System.getProperty("java.io.tmpdir"), "custom_base");
        customBaseDir.mkdirs();

	if volume == "" || path == "" {
		return nil // Ignore
	}

	volumeDir, err := s.getVolDir(volume)
	if err != nil {
		return err
	}
	baseDir := pathJoin(volumeDir, path+slashSeparator)
	metaPath := pathutil.Join(baseDir, xlStorageFormatFile)
	buf, err := s.readAllData(ctx, volume, volumeDir, metaPath)
	if err != nil {
		return err
	}
	defer metaDataPoolPut(buf)

            </ul>

            <h2>Supported properties</h2>

            <p>The following properties are supported in expressions:</p>

            <ul>
            <li>`project.basedir`: The project directory</li>
            <li>`project.rootDirectory`: The root directory of the project</li>
            <li>`project.artifactId`: The artifactId of the project</li>