*
     * @return the exceptions that occurred, never {@code null}
     */
    @Nonnull
    List<Exception> getExceptions();

    /**
     * Gets the root node of the dependency graph.
     *
     * @return the root node of the dependency graph or {@code null} if none
     */
    @Nullable
    Node getRoot();

    /**
     * The ordered list of the flattened dependency nodes.
     *

 */
@GwtCompatible
final class Platform {

  /** Format the template with args, only supports the placeholder {@code %s}. */
  static String format(String template, Object... args) {
    return String.format(Locale.ROOT, template, args);
  }

  /** See {@link ListListIteratorTester} */
  static int listListIteratorTesterNumIterations() {
    return 4;
  }

  /** See {@link CollectionIteratorTester} */

				return nil, errInvalidAccessKeyID
			}
			return []byte(cred.SecretKey), nil
		} // this means claims.AccessKey == rootAccessKey
		if !globalAPIConfig.permitRootAccess() {
			// if root access is disabled, fail this request.
			return nil, errAccessKeyDisabled
		}
		return []byte(globalActiveCred.SecretKey), nil
	}); err != nil {
		return claims, nil, false, errAuthentication
	}
	owner := true

            return path.substring(0, extPos);
        }
        return path;
    }

    /**
     * Returns the root directory where the class file of the specified class is located.
     *
     * @param clazz
     *            The class. Must not be {@literal null}.
     * @return The root directory.
     * @see #getBuildDir(String)
     */
    public static File getBuildDir(final Class<?> clazz) {

        return systemHelper.getRedirectResponseToLogin(redirect(SsoAction.class));
    }

    /**
     * Redirects the user to the root path of the application.
     *
     * @return HTML response that redirects to the root page
     */
    protected HtmlResponse redirectToRoot() {
        return systemHelper.getRedirectResponseToRoot(newHtmlResponseAsRedirect("/"));
    }

    /**

mail.smtp.server.main.host.and.port = localhost:25

# The prefix of subject to show test environment or not
mail.subject.test.prefix = 

# The common return path of all mail
mail.return.path = root@localhost

# ========================================================================================
#                                                                                      DB

mail.smtp.server.main.host.and.port = localhost:25

# The prefix of subject to show test environment or not
mail.subject.test.prefix = 

# The common return path of all mail
mail.return.path = root@localhost


# ========================================================================================
#                                                                                      DB

mail.smtp.server.main.host.and.port = localhost:25

# The prefix of subject to show test environment or not
mail.subject.test.prefix = 

# The common return path of all mail
mail.return.path = root@localhost


# ========================================================================================
#                                                                                      DB

  static void checkCast(Class<?> clazz, Object obj) {
    Object unused = clazz.cast(obj);
  }

  static String format(String template, Object... args) {
    return String.format(Locale.ROOT, template, args);
  }

  private Platform() {}

  static void checkCast(Class<?> clazz, Object obj) {
    Object unused = clazz.cast(obj);
  }

  static String format(String template, Object... args) {
    return String.format(Locale.ROOT, template, args);
  }

  private Platform() {}