source: josm/trunk/src/org/openstreetmap/josm/tools/BugReportExceptionHandler.java@ 4380

Last change on this file since 4380 was 4380, checked in by simon04, 13 years ago

fix #4609 - copy node coordinate to clipboard
  • Property svn:eol-style set to native
File size: 6.9 KB
Line 
1// License: GPL. Copyright 2007 by Immanuel Scholz and others
2package org.openstreetmap.josm.tools;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5
6import java.awt.Component;
7import java.awt.GridBagLayout;
8import java.io.PrintWriter;
9import java.io.StringWriter;
10import java.net.URL;
11import java.nio.ByteBuffer;
12
13import javax.swing.JLabel;
14import javax.swing.JOptionPane;
15import javax.swing.JPanel;
16import javax.swing.JScrollPane;
17import javax.swing.JTextArea;
18
19import org.openstreetmap.josm.Main;
20import org.openstreetmap.josm.actions.ShowStatusReportAction;
21import org.openstreetmap.josm.gui.JMultilineLabel;
22import org.openstreetmap.josm.plugins.PluginHandler;
23
24/**
25 * An exception handler that asks the user to send a bug report.
26 *
27 * @author imi
28 */
29public final class BugReportExceptionHandler implements Thread.UncaughtExceptionHandler {
30
31 private static boolean handlingInProgress = false;
32
33 public void uncaughtException(Thread t, Throwable e) {
34 handleException(e);
35 }
36
37 //http://stuffthathappens.com/blog/2007/10/15/one-more-note-on-uncaught-exception-handlers/
38 public void handle(Throwable t) {
39 handleException(t);
40 }
41
42 public static void handleException(Throwable e) {
43 if (handlingInProgress)
44 return; // we do not handle secondary exceptions, this gets too messy
45 handlingInProgress = true;
46 try {
47 e.printStackTrace();
48 if (Main.parent != null) {
49 if (e instanceof OutOfMemoryError) {
50 // do not translate the string, as translation may raise an exception
51 JOptionPane.showMessageDialog(Main.parent, "JOSM is out of memory. " +
52 "Strange things may happen.\nPlease restart JOSM with the -Xmx###M option,\n" +
53 "where ### is the number of MB assigned to JOSM (e.g. 256).\n" +
54 "Currently, " + Runtime.getRuntime().maxMemory()/1024/1024 + " MB are available to JOSM.",
55 "Error",
56 JOptionPane.ERROR_MESSAGE
57 );
58 return;
59 }
60
61 // Give the user a chance to deactivate the plugin which threw the exception (if it
62 // was thrown from a plugin)
63 //
64 PluginHandler.disablePluginAfterException(e);
65
66 // Then ask for submitting a bug report, for exceptions thrown from a plugin too
67 //
68 Object[] options = new String[]{tr("Do nothing"), tr("Report Bug")};
69 int answer = JOptionPane.showOptionDialog(
70 Main.parent,
71 "<html>"
72 + tr("An unexpected exception occurred.<br>" +
73 "This is always a coding error. If you are running the latest<br>" +
74 "version of JOSM, please consider being kind and file a bug report."
75 )
76 + "</html>",
77 tr("Unexpected Exception"),
78 JOptionPane.YES_NO_OPTION,
79 JOptionPane.ERROR_MESSAGE,
80 null,
81 options, options[0]
82 );
83 if (answer != 1) return;
84
85 try {
86 final int maxlen = 6000;
87 StringWriter stack = new StringWriter();
88 e.printStackTrace(new PrintWriter(stack));
89
90 String text = ShowStatusReportAction.getReportHeader()
91 + stack.getBuffer().toString();
92 String urltext = text.replaceAll("\r",""); /* strip useless return chars */
93 if(urltext.length() > maxlen)
94 {
95 urltext = urltext.substring(0,maxlen);
96 int idx = urltext.lastIndexOf("\n");
97 /* cut whole line when not loosing too much */
98 if(maxlen-idx < 200) {
99 urltext = urltext.substring(0,idx+1);
100 }
101 urltext += "...<snip>...\n";
102 }
103
104 URL url = new URL("http://josm.openstreetmap.de/josmticket?" +
105 "tdata="+Base64.encode(ByteBuffer.wrap(urltext.getBytes("UTF8")), true));
106
107 JPanel p = new JPanel(new GridBagLayout());
108 p.add(new JMultilineLabel(
109 tr("You have encountered an error in JOSM. Before you file a bug report " +
110 "make sure you have updated to the latest version of JOSM here:")), GBC.eol());
111 p.add(new UrlLabel("http://josm.openstreetmap.de/#Download"), GBC.eop().insets(8,0,0,0));
112 p.add(new JMultilineLabel(
113 tr("You should also update your plugins. If neither of those help please " +
114 "file a bug report in our bugtracker using this link:")), GBC.eol());
115 p.add(new UrlLabel(url.toString(), "http://josm.openstreetmap.de/josmticket?..."), GBC.eop().insets(8,0,0,0));
116 p.add(new JMultilineLabel(
117 tr("There the error information provided below should already be " +
118 "filled in for you. Please include information on how to reproduce " +
119 "the error and try to supply as much detail as possible.")), GBC.eop());
120 p.add(new JMultilineLabel(
121 tr("Alternatively, if that does not work you can manually fill in the information " +
122 "below at this URL:")), GBC.eol());
123 p.add(new UrlLabel("http://josm.openstreetmap.de/newticket"), GBC.eop().insets(8,0,0,0));
124 if (Utils.copyToClipboard(text)) {
125 p.add(new JLabel(tr("(The text has already been copied to your clipboard.)")), GBC.eop());
126 }
127
128 JTextArea info = new JTextArea(text, 20, 60);
129 info.setCaretPosition(0);
130 info.setEditable(false);
131 p.add(new JScrollPane(info), GBC.eop());
132
133 for (Component c: p.getComponents()) {
134 if (c instanceof JMultilineLabel) {
135 ((JMultilineLabel)c).setMaxWidth(400);
136 }
137 }
138
139 JOptionPane.showMessageDialog(Main.parent, p, tr("You have encountered a bug in JOSM"), JOptionPane.ERROR_MESSAGE);
140 } catch (Exception e1) {
141 e1.printStackTrace();
142 }
143 }
144 } finally {
145 handlingInProgress = false;
146 }
147 }
148 public static boolean exceptionHandlingInProgress() {
149 return handlingInProgress;
150 }
151}
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