GenericObjectPoolFactory


1   /*
2    * Copyright 1999-2004 The Apache Software Foundation.
3    * 
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    * 
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    * 
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.impl;
18  
19  import org.apache.commons.pool.ObjectPool;
20  import org.apache.commons.pool.ObjectPoolFactory;
21  import org.apache.commons.pool.PoolableObjectFactory;
22  
23  /**
24   * A factory for creating {@link GenericObjectPool} instances.
25   *
26   * @see GenericObjectPool
27   * @see ObjectPoolFactory
28   *
29   * @author Rodney Waldhoff
30   * @version $Revision$ $Date: 2005-02-26 05:13:28 -0800 (Sat, 26 Feb 2005) $ 
31   */
32  public class GenericObjectPoolFactory implements ObjectPoolFactory {
33      public GenericObjectPoolFactory(PoolableObjectFactory factory) {
34          this(factory,GenericObjectPool.DEFAULT_MAX_ACTIVE,GenericObjectPool.DEFAULT_WHEN_EXHAUSTED_ACTION,GenericObjectPool.DEFAULT_MAX_WAIT,GenericObjectPool.DEFAULT_MAX_IDLE,GenericObjectPool.DEFAULT_MIN_IDLE,GenericObjectPool.DEFAULT_TEST_ON_BORROW,GenericObjectPool.DEFAULT_TEST_ON_RETURN,GenericObjectPool.DEFAULT_TIME_BETWEEN_EVICTION_RUNS_MILLIS,GenericObjectPool.DEFAULT_NUM_TESTS_PER_EVICTION_RUN,GenericObjectPool.DEFAULT_MIN_EVICTABLE_IDLE_TIME_MILLIS,GenericObjectPool.DEFAULT_TEST_WHILE_IDLE);
35      }
36  
37      public GenericObjectPoolFactory(PoolableObjectFactory factory, GenericObjectPool.Config config) {
38          this(factory,config.maxActive,config.whenExhaustedAction,config.maxWait,config.maxIdle,config.minIdle,config.testOnBorrow,config.testOnReturn,config.timeBetweenEvictionRunsMillis,config.numTestsPerEvictionRun,config.minEvictableIdleTimeMillis,config.testWhileIdle);
39      }
40  
41      public GenericObjectPoolFactory(PoolableObjectFactory factory, int maxActive) {
42          this(factory,maxActive,GenericObjectPool.DEFAULT_WHEN_EXHAUSTED_ACTION,GenericObjectPool.DEFAULT_MAX_WAIT,GenericObjectPool.DEFAULT_MAX_IDLE,GenericObjectPool.DEFAULT_MIN_IDLE,GenericObjectPool.DEFAULT_TEST_ON_BORROW,GenericObjectPool.DEFAULT_TEST_ON_RETURN,GenericObjectPool.DEFAULT_TIME_BETWEEN_EVICTION_RUNS_MILLIS,GenericObjectPool.DEFAULT_NUM_TESTS_PER_EVICTION_RUN,GenericObjectPool.DEFAULT_MIN_EVICTABLE_IDLE_TIME_MILLIS,GenericObjectPool.DEFAULT_TEST_WHILE_IDLE);
43      }
44  
45      public GenericObjectPoolFactory(PoolableObjectFactory factory, int maxActive, byte whenExhaustedAction, long maxWait) {
46          this(factory,maxActive,whenExhaustedAction,maxWait,GenericObjectPool.DEFAULT_MAX_IDLE,GenericObjectPool.DEFAULT_MIN_IDLE,GenericObjectPool.DEFAULT_TEST_ON_BORROW,GenericObjectPool.DEFAULT_TEST_ON_RETURN,GenericObjectPool.DEFAULT_TIME_BETWEEN_EVICTION_RUNS_MILLIS,GenericObjectPool.DEFAULT_NUM_TESTS_PER_EVICTION_RUN,GenericObjectPool.DEFAULT_MIN_EVICTABLE_IDLE_TIME_MILLIS,GenericObjectPool.DEFAULT_TEST_WHILE_IDLE);
47      }
48  
49      public GenericObjectPoolFactory(PoolableObjectFactory factory, int maxActive, byte whenExhaustedAction, long maxWait, boolean testOnBorrow, boolean testOnReturn) {
50          this(factory,maxActive,whenExhaustedAction,maxWait,GenericObjectPool.DEFAULT_MAX_IDLE,GenericObjectPool.DEFAULT_MIN_IDLE,testOnBorrow,testOnReturn,GenericObjectPool.DEFAULT_TIME_BETWEEN_EVICTION_RUNS_MILLIS,GenericObjectPool.DEFAULT_NUM_TESTS_PER_EVICTION_RUN,GenericObjectPool.DEFAULT_MIN_EVICTABLE_IDLE_TIME_MILLIS,GenericObjectPool.DEFAULT_TEST_WHILE_IDLE);
51      }
52  
53      public GenericObjectPoolFactory(PoolableObjectFactory factory, int maxActive, byte whenExhaustedAction, long maxWait, int maxIdle) {
54          this(factory,maxActive,whenExhaustedAction,maxWait,maxIdle,GenericObjectPool.DEFAULT_MIN_IDLE,GenericObjectPool.DEFAULT_TEST_ON_BORROW,GenericObjectPool.DEFAULT_TEST_ON_RETURN,GenericObjectPool.DEFAULT_TIME_BETWEEN_EVICTION_RUNS_MILLIS,GenericObjectPool.DEFAULT_NUM_TESTS_PER_EVICTION_RUN,GenericObjectPool.DEFAULT_MIN_EVICTABLE_IDLE_TIME_MILLIS,GenericObjectPool.DEFAULT_TEST_WHILE_IDLE);
55      }
56  
57      public GenericObjectPoolFactory(PoolableObjectFactory factory, int maxActive, byte whenExhaustedAction, long maxWait, int maxIdle, boolean testOnBorrow, boolean testOnReturn) {
58          this(factory,maxActive,whenExhaustedAction,maxWait,maxIdle,GenericObjectPool.DEFAULT_MIN_IDLE,testOnBorrow,testOnReturn,GenericObjectPool.DEFAULT_TIME_BETWEEN_EVICTION_RUNS_MILLIS,GenericObjectPool.DEFAULT_NUM_TESTS_PER_EVICTION_RUN,GenericObjectPool.DEFAULT_MIN_EVICTABLE_IDLE_TIME_MILLIS,GenericObjectPool.DEFAULT_TEST_WHILE_IDLE);
59      }
60  
61      public GenericObjectPoolFactory(PoolableObjectFactory factory, int maxActive, byte whenExhaustedAction, long maxWait, int maxIdle, boolean testOnBorrow, boolean testOnReturn, long timeBetweenEvictionRunsMillis, int numTestsPerEvictionRun, long minEvictableIdleTimeMillis, boolean testWhileIdle) {
62          this(factory,maxActive,whenExhaustedAction,maxWait,maxIdle,GenericObjectPool.DEFAULT_MIN_IDLE,testOnBorrow,testOnReturn,GenericObjectPool.DEFAULT_TIME_BETWEEN_EVICTION_RUNS_MILLIS,GenericObjectPool.DEFAULT_NUM_TESTS_PER_EVICTION_RUN,GenericObjectPool.DEFAULT_MIN_EVICTABLE_IDLE_TIME_MILLIS,GenericObjectPool.DEFAULT_TEST_WHILE_IDLE);
63      }
64      
65      public GenericObjectPoolFactory(PoolableObjectFactory factory, int maxActive, byte whenExhaustedAction, long maxWait, int maxIdle, int minIdle, boolean testOnBorrow, boolean testOnReturn, long timeBetweenEvictionRunsMillis, int numTestsPerEvictionRun, long minEvictableIdleTimeMillis, boolean testWhileIdle) {
66          _maxIdle = maxIdle;
67          _minIdle = minIdle;
68          _maxActive = maxActive;
69          _maxWait = maxWait;
70          _whenExhaustedAction = whenExhaustedAction;
71          _testOnBorrow = testOnBorrow;
72          _testOnReturn = testOnReturn;
73          _testWhileIdle = testWhileIdle;
74          _timeBetweenEvictionRunsMillis = timeBetweenEvictionRunsMillis;
75          _numTestsPerEvictionRun = numTestsPerEvictionRun;
76          _minEvictableIdleTimeMillis = minEvictableIdleTimeMillis;
77          _factory = factory;
78      }
79  
80      public ObjectPool createPool() {
81          return new GenericObjectPool(_factory,_maxActive,_whenExhaustedAction,_maxWait,_maxIdle,_minIdle,_testOnBorrow,_testOnReturn,_timeBetweenEvictionRunsMillis,_numTestsPerEvictionRun,_minEvictableIdleTimeMillis,_testWhileIdle);
82      }
83  
84      protected int _maxIdle = GenericObjectPool.DEFAULT_MAX_IDLE;
85      protected int _minIdle = GenericObjectPool.DEFAULT_MIN_IDLE;
86      protected int _maxActive = GenericObjectPool.DEFAULT_MAX_ACTIVE;
87      protected long _maxWait = GenericObjectPool.DEFAULT_MAX_WAIT;
88      protected byte _whenExhaustedAction = GenericObjectPool.DEFAULT_WHEN_EXHAUSTED_ACTION;
89      protected boolean _testOnBorrow = GenericObjectPool.DEFAULT_TEST_ON_BORROW;
90      protected boolean _testOnReturn = GenericObjectPool.DEFAULT_TEST_ON_RETURN;
91      protected boolean _testWhileIdle = GenericObjectPool.DEFAULT_TEST_WHILE_IDLE;
92      protected long _timeBetweenEvictionRunsMillis = GenericObjectPool.DEFAULT_TIME_BETWEEN_EVICTION_RUNS_MILLIS;
93      protected int _numTestsPerEvictionRun =  GenericObjectPool.DEFAULT_NUM_TESTS_PER_EVICTION_RUN;
94      protected long _minEvictableIdleTimeMillis = GenericObjectPool.DEFAULT_MIN_EVICTABLE_IDLE_TIME_MILLIS;
95      protected PoolableObjectFactory _factory = null;
96  
97  
98  }
99
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