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
018package org.apache.commons.proxy2.provider;
019
020import org.apache.commons.proxy2.ObjectProvider;
021
022public class CountingProvider<T> extends ProviderDecorator<T>
023{
024    //**********************************************************************************************************************
025    // Fields
026    //**********************************************************************************************************************
027
028    private static final long serialVersionUID = 1L;
029
030    private int count = 0;
031
032    //**********************************************************************************************************************
033    // Constructors
034    //**********************************************************************************************************************
035
036    public CountingProvider(ObjectProvider<? extends T> inner)
037    {
038        super(inner);
039    }
040
041    //**********************************************************************************************************************
042    // ObjectProvider Implementation
043    //**********************************************************************************************************************
044
045    @Override
046    public synchronized T getObject()
047    {
048        count++;
049        return super.getObject();
050    }
051
052    //**********************************************************************************************************************
053    // Getter/Setter Methods
054    //**********************************************************************************************************************
055
056    public synchronized int getCount()
057    {
058        return count;
059    }
060}