1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   *
12   *
13   */
14  
15  package com.liferay.portal.events;
16  
17  import com.liferay.portal.kernel.events.Action;
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.HttpServletRequest;
24  import javax.servlet.http.HttpServletResponse;
25  
26  /**
27   * <a href="LogMemoryUsageAction.java.html"><b><i>View Source</i></b></a>
28   *
29   * @author Brian Wing Shun Chan
30   */
31  public class LogMemoryUsageAction extends Action {
32  
33      public void run(HttpServletRequest request, HttpServletResponse response) {
34          Runtime runtime = Runtime.getRuntime();
35  
36          NumberFormat nf = NumberFormat.getInstance();
37  
38          String freeMemory = nf.format(runtime.freeMemory());
39          String totalMemory = nf.format(runtime.totalMemory());
40          String maxMemory = nf.format(runtime.maxMemory());
41  
42          if (_log.isDebugEnabled()) {
43              _log.debug(
44                  "Memory Usage:\t" + freeMemory + "\t" + totalMemory + "\t" +
45                      maxMemory);
46          }
47      }
48  
49      private static Log _log = LogFactoryUtil.getLog(LogMemoryUsageAction.class);
50  
51  }