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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package org.apache.commons.proxy.provider;
19  
20  import org.apache.commons.proxy.ObjectProvider;
21  
22  /**
23   * Always returns the same object.
24   *
25   * @author James Carman
26   * @since 1.0
27   */
28  public class ConstantProvider implements ObjectProvider
29  {
30  //----------------------------------------------------------------------------------------------------------------------
31  // Fields
32  //----------------------------------------------------------------------------------------------------------------------
33  
34      private final Object constant;
35  
36  //----------------------------------------------------------------------------------------------------------------------
37  // Constructors
38  //----------------------------------------------------------------------------------------------------------------------
39  
40      public ConstantProvider( Object constant )
41      {
42          this.constant = constant;
43      }
44  
45  //----------------------------------------------------------------------------------------------------------------------
46  // ObjectProvider Implementation
47  //----------------------------------------------------------------------------------------------------------------------
48  
49      public Object getObject()
50      {
51          return constant;
52      }
53  }
54