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 */
017package org.apache.commons.pool2;
018
019/**
020 * This interface may be implemented by an object pool to enable clients (primarily those clients that wrap pools to
021 * provide pools with extended features) to provide additional information to the pool relating to object using allowing
022 * more informed decisions and reporting to be made regarding abandoned objects.
023 *
024 * @param <T> The type of object provided by the pool.
025 *
026 * @since 2.0
027 */
028public interface UsageTracking<T> {
029
030    /**
031     * Called every time a pooled object is used to enable the pool to better track borrowed objects.
032     *
033     * @param pooledObject The object that is being used.
034     */
035    void use(T pooledObject);
036}