/*

  *  Licensed to the Apache Software Foundation (ASF) under one

  *  or more contributor license agreements.  See the NOTICE file

  *  distributed with this work for additional information

  *  regarding copyright ownership.  The ASF licenses this file

  *  to you 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 org.apache.myfaces.shared_impl.util.el;

 import java.util.Map;

 import java.util.Set;

 import java.util.Collection;

 /**

  * @author Sylvain Vieujot (latest modification by $Author: skitching $)

  * @version $Revision: 355303 $ $Date: 2005-12-09 02:36:08 +0100 (Fr, 09 Dez 2005) $

  *

  */

 public abstract class GenericMap implements Map {

     /**

      * This method should return the result of the test.

      */

     protected abstract Object getValue(Object key);

     public int size() {

         return 1;

     }

     public boolean isEmpty() {

         return false;

     }

     public boolean containsKey(Object key) {

         return true;

     }

     public boolean containsValue(Object value) {

         return value instanceof Boolean;

     }

     public Object get(Object key) {

         return getValue(key);

     }

     public Object put(Object key, Object value) {

         return null;

     }

     public Object remove(Object key) {

         return null;

     }

     public void putAll(Map m) {

         // NoOp

     }

     public void clear() {

         // NoOp

     }

     public Set keySet() {

         return null;

     }

     public Collection values() {

         return null;

     }

     public Set entrySet() {

         return null;

     }

 }