001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    
018    package org.apache.commons.proxy.provider;
019    
020    import org.apache.commons.proxy.ObjectProvider;
021    
022    /**
023     * Always returns the same object.
024     *
025     * @author James Carman
026     * @since 1.0
027     */
028    public class ConstantProvider implements ObjectProvider
029    {
030    //----------------------------------------------------------------------------------------------------------------------
031    // Fields
032    //----------------------------------------------------------------------------------------------------------------------
033    
034        private final Object constant;
035    
036    //----------------------------------------------------------------------------------------------------------------------
037    // Constructors
038    //----------------------------------------------------------------------------------------------------------------------
039    
040        public ConstantProvider( Object constant )
041        {
042            this.constant = constant;
043        }
044    
045    //----------------------------------------------------------------------------------------------------------------------
046    // ObjectProvider Implementation
047    //----------------------------------------------------------------------------------------------------------------------
048    
049        public Object getObject()
050        {
051            return constant;
052        }
053    }
054