1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.browsing.ui.common;
14 import org.eclipse.core.runtime.IStatus;
15 import org.eclipse.core.runtime.Plugin;
16 import org.eclipse.core.runtime.Status;
17 import org.simantics.db.layer0.exception.InvalidVariableException;
21 * ErrorLogger sends error messages to "Error log" view.
23 * @author Toni Kalajainen
25 public class ErrorLogger {
27 public static final boolean ECHO = true;
29 private final Plugin plugin;
30 private String pluginID;
32 public ErrorLogger(Plugin plugin) {
36 private String getPluginID() {
38 pluginID = plugin.getBundle().getSymbolicName();
43 * Log a warning event.
45 * @param message message of the error
46 * @param exception the exception, or <code>null</code>
48 public void logWarning(String message, Throwable exception) {
49 log(IStatus.WARNING, IStatus.OK, message, exception);
55 * @param message message of the error
56 * @param exception the exception, or <code>null</code>
58 public void logMessage(String message, Throwable exception) {
59 log(IStatus.INFO, IStatus.OK, message, exception);
65 * @param message message of the error
66 * @param exception the exception, or <code>null</code>
68 public void logError(String message, Throwable exception) {
69 // Errors are much more useful with a stack trace!
70 if (exception == null) {
71 exception = new RuntimeException();
73 log(IStatus.ERROR, IStatus.OK, message, exception);
76 public void log(int severity, int code, String message, Throwable exception) {
77 IStatus status = new Status(severity, getPluginID(), code, message, exception);
81 public void log(IStatus status) {
82 plugin.getLog().log(status);
85 public static ErrorLogger getDefault() {
86 return Activator.getDefault().getErrorLogger();
89 public static void defaultLogError(String message, Throwable exception) {
90 if (filterException(exception))
92 getDefault().logError(message, exception);
93 if(ECHO && exception != null) exception.printStackTrace();
96 public static void defaultLogError(Throwable exception) {
97 if (filterException(exception))
99 getDefault().logError(getUIFriendErrorMessage(exception), exception);
100 if(ECHO && exception != null) exception.printStackTrace();
103 public static void defaultLogWarning(String message, Throwable exception) {
104 if (filterException(exception))
106 getDefault().logWarning(message, exception);
107 if(ECHO && exception != null) exception.printStackTrace();
110 public static void defaultLogWarning(Throwable exception) {
111 if (filterException(exception))
113 getDefault().logWarning(getUIFriendErrorMessage(exception), exception);
114 if(ECHO && exception != null) exception.printStackTrace();
117 public static void defaultLog(IStatus status) {
118 getDefault().log(status);
119 if(ECHO) System.out.println(status);
123 * This call makes verbose error message that is suitable for
124 * UI Dialgos. The full cause hierarchy is shown with the tree.
125 * In this case verbose includes class names.
130 public static String getUIFriendErrorMessageVerbose(Throwable e) {
133 while (e!=null && pe!=e) {
134 result += e.getClass().getName()+": "+e.getMessage()+"\n";
142 * This call makes error message that is suitable for
143 * UI Dialogs. The full cause hierarchy is shown with the tree.
144 * In this case verbose includes class names.
149 public static String getUIFriendErrorMessage(Throwable e) {
152 while (e!=null && pe!=e) {
153 result += e.getMessage()+"\n";
160 public static boolean filterException(Throwable t) {
161 if (t instanceof InvalidVariableException)