01: /**
02: * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
03: *
04: * Permission is hereby granted, free of charge, to any person obtaining a copy
05: * of this software and associated documentation files (the "Software"), to deal
06: * in the Software without restriction, including without limitation the rights
07: * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
08: * copies of the Software, and to permit persons to whom the Software is
09: * furnished to do so, subject to the following conditions:
10: *
11: * The above copyright notice and this permission notice shall be included in
12: * all copies or substantial portions of the Software.
13: *
14: * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15: * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17: * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18: * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19: * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20: * SOFTWARE.
21: */package com.liferay.portal.theme;
22:
23: import com.liferay.portal.util.PropsValues;
24:
25: import org.apache.commons.pool.BasePoolableObjectFactory;
26: import org.apache.commons.pool.ObjectPool;
27: import org.apache.commons.pool.impl.StackObjectPool;
28:
29: /**
30: * <a href="PortletDisplayFactory.java.html"><b><i>View Source</i></b></a>
31: *
32: * @author Brian Wing Shun Chan
33: *
34: */
35: public class PortletDisplayFactory {
36:
37: public static PortletDisplay create() throws Exception {
38: if (PropsValues.COMMONS_POOL_ENABLED) {
39: return (PortletDisplay) _instance._pool.borrowObject();
40: } else {
41: return new PortletDisplay();
42: }
43: }
44:
45: public static void recycle(PortletDisplay portletDisplay)
46: throws Exception {
47: if (PropsValues.COMMONS_POOL_ENABLED) {
48: _instance._pool.returnObject(portletDisplay);
49: } else if (portletDisplay != null) {
50: portletDisplay.recycle();
51: }
52: }
53:
54: private PortletDisplayFactory() {
55: _pool = new StackObjectPool(new Factory());
56: }
57:
58: private static PortletDisplayFactory _instance = new PortletDisplayFactory();
59:
60: private ObjectPool _pool;
61:
62: private class Factory extends BasePoolableObjectFactory {
63:
64: public Object makeObject() {
65: return new PortletDisplay();
66: }
67:
68: public void passivateObject(Object obj) {
69: PortletDisplay portletDisplay = (PortletDisplay) obj;
70:
71: portletDisplay.recycle();
72: }
73:
74: }
75:
76: }
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