[Java]代码

01	GenericKeyedObjectPool objectPool = new GenericKeyedObjectPool(new KeyedPoolableObjectFactory() {

02

03

@Override

04	public boolean validateObject(Object key, Object obj) {

05	return obj != null && (key.equals(JSONParser.class) || key.equals(XmlRpcClient.class));

06

}

07

08

@Override

09	public void passivateObject(Object key, Object obj) throws Exception {

10	if (key.equals(JSONParser.class)) {

11	((JSONParser) obj).reset();

12

}

13

}

14

15

@Override

16	public Object makeObject(Object key) throws Exception {

17	if (key.equals(JSONParser.class))

18	return new JSONParser();

19	if (key.equals(XmlRpcClient.class)) {

20	XmlRpcClient client = new XmlRpcClient();

21	return client;

22

}

23	throw new IllegalArgumentException("unknown key type for KeyObjectPool!");

24

}

25

26

@Override

27	public void destroyObject(Object key, Object obj) throws Exception {

28

}

29

30

@Override

31	public void activateObject(Object key, Object obj) throws Exception {

32

}

33	}, poolSize, GenericKeyedObjectPool.WHEN_EXHAUSTED_GROW, -1);