1 /**
2 * MicroEmulator
3 * Copyright (C) 2001-2007 Bartek Teodorczyk <barteo@barteo.net>
4 * Copyright (C) 2006-2007 Vlad Skarzhevskyy
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 * @version $Id: StdOutAppender.java 1557 2008-01-30 15:42:52Z barteo $
21 */
22 package org.microemu.log;
23
24 import java.io.PrintStream;
25
26 /**
27 * @author vlads
28 *
29 */
30 public class StdOutAppender implements LoggerAppender {
31
32 public static boolean enabled = true;
33
34 public static String formatLocation(StackTraceElement ste) {
35 if (ste == null) {
36 return "";
37 }
38 // Make Line# clickable in eclipse
39 return ste.getClassName() + "." + ste.getMethodName() + "(" + ste.getFileName() + ":" + ste.getLineNumber()
40 + ")";
41 }
42
43 /*
44 * (non-Javadoc)
45 *
46 * @see org.microemu.log.LoggerAppender#append(org.microemu.log.LoggingEvent)
47 */
48 public void append(LoggingEvent event) {
49 if (!enabled) {
50 return;
51 }
52 PrintStream out = System.out;
53 if (event.getLevel() == LoggingEvent.ERROR) {
54 out = System.err;
55 }
56 String data = "";
57 if (event.hasData()) {
58 data = " [" + event.getFormatedData() + "]";
59 }
60 String location = formatLocation(event.getLocation());
61 if (location.length() > 0) {
62 location = "\n\t " + location;
63 }
64 out.println(event.getMessage() + data + location);
65 if (event.getThrowable() != null) {
66 event.getThrowable().printStackTrace(out);
67 }
68
69 }
70
71 }