01: /*
02: * Copyright 1999-2004 The Apache Software Foundation.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16:
17: package org.apache.commons.pool;
18:
19: /**
20: * A base implemenation of {@link PoolableObjectFactory <tt>PoolableObjectFactory</tt>}.
21: * <p>
22: * All operations defined here are essentially no-op's.
23: *
24: * @see PoolableObjectFactory
25: * @see BaseKeyedPoolableObjectFactory
26: *
27: * @author Rodney Waldhoff
28: * @version $Revision: 155430 $ $Date: 2005-02-26 08:13:28 -0500 (Sat, 26 Feb 2005) $
29: */
30: public abstract class BasePoolableObjectFactory implements
31: PoolableObjectFactory {
32: public abstract Object makeObject() throws Exception;
33:
34: /** No-op. */
35: public void destroyObject(Object obj) throws Exception {
36: }
37:
38: /**
39: * This implementation always returns <tt>true</tt>.
40: * @return <tt>true</tt>
41: */
42: public boolean validateObject(Object obj) {
43: return true;
44: }
45:
46: /** No-op. */
47: public void activateObject(Object obj) throws Exception {
48: }
49:
50: /** No-op. */
51: public void passivateObject(Object obj) throws Exception {
52: }
53: }
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