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.impl;
018
019import java.io.PrintWriter;
020import java.io.StringWriter;
021import java.text.SimpleDateFormat;
022
023import org.apache.commons.pool2.PooledObject;
024
025/**
026 * Implementation of object that is used to provide information on pooled
027 * objects via JMX.
028 *
029 * @since 2.0
030 */
031public class DefaultPooledObjectInfo implements DefaultPooledObjectInfoMBean {
032
033    private final PooledObject<?> pooledObject;
034
035    /**
036     * Create a new instance for the given pooled object.
037     *
038     * @param pooledObject The pooled object that this instance will represent
039     */
040    public DefaultPooledObjectInfo(final PooledObject<?> pooledObject) {
041        this.pooledObject = pooledObject;
042    }
043
044    @Override
045    public long getCreateTime() {
046        return pooledObject.getCreateTime();
047    }
048
049    @Override
050    public String getCreateTimeFormatted() {
051        final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss Z");
052        return sdf.format(Long.valueOf(pooledObject.getCreateTime()));
053    }
054
055    @Override
056    public long getLastBorrowTime() {
057        return pooledObject.getLastBorrowTime();
058    }
059
060    @Override
061    public String getLastBorrowTimeFormatted() {
062        final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss Z");
063        return sdf.format(Long.valueOf(pooledObject.getLastBorrowTime()));
064    }
065
066    @Override
067    public String getLastBorrowTrace() {
068        final StringWriter sw = new StringWriter();
069        pooledObject.printStackTrace(new PrintWriter(sw));
070        return sw.toString();
071    }
072
073    @Override
074    public long getLastReturnTime() {
075        return pooledObject.getLastReturnTime();
076    }
077
078    @Override
079    public String getLastReturnTimeFormatted() {
080        final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss Z");
081        return sdf.format(Long.valueOf(pooledObject.getLastReturnTime()));
082    }
083
084    @Override
085    public String getPooledObjectType() {
086        return pooledObject.getObject().getClass().getName();
087    }
088
089    @Override
090    public String getPooledObjectToString() {
091        return pooledObject.getObject().toString();
092    }
093
094    @Override
095    public long getBorrowedCount() {
096        // TODO Simplify this once getBorrowedCount has been added to PooledObject
097        if (pooledObject instanceof DefaultPooledObject) {
098            return ((DefaultPooledObject<?>) pooledObject).getBorrowedCount();
099        }
100        return -1;
101    }
102
103    /**
104     * @since 2.4.3
105     */
106    @Override
107    public String toString() {
108        final StringBuilder builder = new StringBuilder();
109        builder.append("DefaultPooledObjectInfo [pooledObject=");
110        builder.append(pooledObject);
111        builder.append("]");
112        return builder.toString();
113    }
114}