for (String entry : Splitter.on(PATH_SEPARATOR.value()).split(JAVA_CLASS_PATH.value())) {
      try {
        try {
          urls.add(new File(entry).toURI().toURL());
        } catch (SecurityException e) { // File.toURI checks to see if the file is a directory
          urls.add(new URL("file", null, new File(entry).getAbsolutePath()));
        }
      } catch (MalformedURLException e) {

  private static final Method DELEGATE_METHOD;

  static {
    try {
      DELEGATE_METHOD = ForwardingObject.class.getDeclaredMethod("delegate");
      DELEGATE_METHOD.setAccessible(true);
    } catch (SecurityException e) {
      throw new RuntimeException(e);
    } catch (NoSuchMethodException e) {
      throw new AssertionError(e);
    }
  }

  /**

  public void testRenaming_noPermissions() throws Exception {
    System.setSecurityManager(
        new SecurityManager() {
          @Override
          public void checkAccess(Thread t) {
            throw new SecurityException();
          }

          @Override
          public void checkPermission(Permission perm) {
            // Do nothing so we can clear the security manager at the end
          }
        });
    try {

    for (String entry : Splitter.on(PATH_SEPARATOR.value()).split(JAVA_CLASS_PATH.value())) {
      try {
        try {
          urls.add(new File(entry).toURI().toURL());
        } catch (SecurityException e) { // File.toURI checks to see if the file is a directory
          urls.add(new URL("file", null, new File(entry).getAbsolutePath()));
        }
      } catch (MalformedURLException e) {

    for (String entry : Splitter.on(PATH_SEPARATOR.value()).split(JAVA_CLASS_PATH.value())) {
      try {
        try {
          urls.add(new File(entry).toURI().toURL());
        } catch (SecurityException e) { // File.toURI checks to see if the file is a directory
          urls.add(new URL("file", null, new File(entry).getAbsolutePath()));
        }
      } catch (MalformedURLException e) {

  private static final Method DELEGATE_METHOD;

  static {
    try {
      DELEGATE_METHOD = ForwardingObject.class.getDeclaredMethod("delegate");
      DELEGATE_METHOD.setAccessible(true);
    } catch (SecurityException e) {
      throw new RuntimeException(e);
    } catch (NoSuchMethodException e) {
      throw new AssertionError(e);
    }
  }

  /**

     * see if we have the modifyThread permission without catching an exception?
     */
    try {
      currentThread.setName(threadName);
      return true;
    } catch (SecurityException e) {
      return false;
    }
  }

            if (readClassPathFiles.implies(p)) {
              throw new SecurityException("Disallowed: " + p);
            }
          }
        };
    System.setSecurityManager(disallowFilesSecurityManager);
    try {
      file.exists();
      fail("Did not get expected SecurityException");
    } catch (SecurityException expected) {
    }
    ClassPath classPath = ClassPath.from(getClass().getClassLoader());

            if (readClassPathFiles.implies(p)) {
              throw new SecurityException("Disallowed: " + p);
            }
          }
        };
    System.setSecurityManager(disallowFilesSecurityManager);
    try {
      file.exists();
      fail("Did not get expected SecurityException");
    } catch (SecurityException expected) {
    }
    ClassPath classPath = ClassPath.from(getClass().getClassLoader());

    /** TODO(lukes): This was copied verbatim from Striped64.java... standardize this? */
    private static sun.misc.Unsafe getUnsafe() {
      try {
        return sun.misc.Unsafe.getUnsafe();
      } catch (SecurityException tryReflectionInstead) {
      }
      try {
        return java.security.AccessController.doPrivileged(
            new java.security.PrivilegedExceptionAction<sun.misc.Unsafe>() {
              @Override