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
018 package org.apache.commons.pool;
019
020 /**
021 * A base implementation of <code>PoolableObjectFactory</code>.
022 * <p>
023 * All operations defined here are essentially no-op's.
024 *
025 * @see PoolableObjectFactory
026 * @see BaseKeyedPoolableObjectFactory
027 *
028 * @author Rodney Waldhoff
029 * @version $Revision: 965336 $ $Date: 2010-07-18 17:58:33 -0700 (Sun, 18 Jul 2010) $
030 * @since Pool 1.0
031 */
032 public abstract class BasePoolableObjectFactory implements PoolableObjectFactory {
033
034 /**
035 * {@inheritDoc}
036 */
037 public abstract Object makeObject() throws Exception;
038
039 /**
040 * No-op.
041 *
042 * @param obj ignored
043 */
044 public void destroyObject(Object obj)
045 throws Exception {
046 }
047
048 /**
049 * This implementation always returns <tt>true</tt>.
050 *
051 * @param obj ignored
052 * @return <tt>true</tt>
053 */
054 public boolean validateObject(Object obj) {
055 return true;
056 }
057
058 /**
059 * No-op.
060 *
061 * @param obj ignored
062 */
063 public void activateObject(Object obj) throws Exception {
064 }
065
066 /**
067 * No-op.
068 *
069 * @param obj ignored
070 */
071 public void passivateObject(Object obj)
072 throws Exception {
073 }
074 }