/*

  * Copyright 2004-2011 the Seasar Foundation and the Others.

  *

  * Licensed under the Apache License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  *     http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,

  * either express or implied. See the License for the specific language

  * governing permissions and limitations under the License.

  */

 package javax.faces.internal;

 import java.util.HashMap;

 import java.util.Map;

 import javax.faces.application.FacesMessage;

 /**

  * @author shot

  */

 public class FacesMessageResource {

     private static Map facesMessages = new HashMap();

     protected FacesMessageResource() {

     }

     public static synchronized FacesMessage getFacesMessage(String expression) {

         return (FacesMessage) facesMessages.get(expression);

     }

     public static boolean hasMessages(String expression) {

         return facesMessages.containsKey(expression);

     }

     public static synchronized void addFacesMessage(String expression,

             FacesMessage facesMessage) {

         facesMessages.put(expression, facesMessage);

     }

     public static synchronized void removeFacesMessage(String expression) {

         facesMessages.remove(expression);

     }

     public static void removeAll() {

         facesMessages.clear();

     }

 }