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.proxy2.provider;
19
20 import org.apache.commons.proxy2.ObjectProvider;
21
22 public class CountingProvider<T> extends ProviderDecorator<T>
23 {
24 //**********************************************************************************************************************
25 // Fields
26 //**********************************************************************************************************************
27
28 private static final long serialVersionUID = 1L;
29
30 private int count = 0;
31
32 //**********************************************************************************************************************
33 // Constructors
34 //**********************************************************************************************************************
35
36 public CountingProvider(ObjectProvider<? extends T> inner)
37 {
38 super(inner);
39 }
40
41 //**********************************************************************************************************************
42 // ObjectProvider Implementation
43 //**********************************************************************************************************************
44
45 @Override
46 public synchronized T getObject()
47 {
48 count++;
49 return super.getObject();
50 }
51
52 //**********************************************************************************************************************
53 // Getter/Setter Methods
54 //**********************************************************************************************************************
55
56 public synchronized int getCount()
57 {
58 return count;
59 }
60 }