public void addJavaLibraries() {
   final Vector<String> packages = JavaEnvUtils.getJrePackages();
   final Enumeration<String> e = packages.elements();
   while (e.hasMoreElements()) {
     final String packageName = e.nextElement();
     this.addSystemPackageRoot(packageName);
   }
 }
 static {
   FILE_UTILS = FileUtils.getFileUtils();
   AntClassLoader.pathMap = Collections.synchronizedMap(new HashMap<String, String>());
   AntClassLoader.subClassToLoad = null;
   CONSTRUCTOR_ARGS = new Class[] {ClassLoader.class, Project.class, Path.class, Boolean.TYPE};
   if (JavaEnvUtils.isAtLeastJavaVersion("1.5")) {
     try {
       AntClassLoader.subClassToLoad =
           Class.forName("org.apache.tools.ant.loader.AntClassLoader5");
     } catch (ClassNotFoundException ex) {
     }
   }
 }