1
14
15 package com.liferay.portal.events;
16
17 import com.liferay.portal.kernel.events.SessionAction;
18 import com.liferay.portal.kernel.log.Log;
19 import com.liferay.portal.kernel.log.LogFactoryUtil;
20
21 import java.text.NumberFormat;
22
23 import javax.servlet.http.HttpSession;
24
25
30 public class GarbageCollectorAction extends SessionAction {
31
32 public void run(HttpSession session) {
33 Runtime runtime = Runtime.getRuntime();
34
35 NumberFormat nf = NumberFormat.getInstance();
36
37 if (_log.isDebugEnabled()) {
38 _log.debug(
39 "Before:\t\t" +
40 nf.format(runtime.freeMemory()) + "\t" +
41 nf.format(runtime.totalMemory()) + "\t" +
42 nf.format(runtime.maxMemory()));
43 }
44
45 System.gc();
46
47 if (_log.isDebugEnabled()) {
48 _log.debug(
49 "After:\t\t" +
50 nf.format(runtime.freeMemory()) + "\t" +
51 nf.format(runtime.totalMemory()) + "\t" +
52 nf.format(runtime.maxMemory()));
53 }
54 }
55
56 private static Log _log = LogFactoryUtil.getLog(
57 GarbageCollectorAction.class);
58
59 }