1   /**
2    * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * 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   */
22  
23  package com.liferay.portal.kernel.util;
24  
25  import java.io.BufferedWriter;
26  import java.io.PrintWriter;
27  import java.io.StringWriter;
28  
29  /**
30   * <a href="StackTraceUtil.java.html"><b><i>View Source</i></b></a>
31   *
32   * @author Brian Wing Shun Chan
33   *
34   */
35  public class StackTraceUtil {
36  
37      public static String getStackTrace(Throwable t) {
38          String stackTrace = null;
39  
40          PrintWriter printWriter = null;
41  
42          try {
43              StringWriter stringWriter = new StringWriter();
44  
45              printWriter = new PrintWriter(new BufferedWriter(stringWriter));
46  
47              t.printStackTrace(printWriter);
48  
49              printWriter.flush();
50  
51              stackTrace = stringWriter.toString();
52          }
53          finally {
54              if (printWriter != null) {
55                  printWriter.flush();
56                  printWriter.close();
57              }
58          }
59  
60          return stackTrace;
61      }
62  
63  }