[3102] | 1 | /* |
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| 2 | * Jeti, a Java Jabber client, Copyright (C) 2001 E.S. de Boer |
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| 3 | * |
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| 4 | * This program is free software; you can redistribute it and/or modify |
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| 5 | * it under the terms of the GNU General Public License as published by |
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| 6 | * the Free Software Foundation; either version 2 of the License, or |
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| 7 | * (at your option) any later version. |
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| 8 | * |
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| 9 | * This program is distributed in the hope that it will be useful, |
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| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 12 | * GNU General Public License for more details. |
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| 13 | * |
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| 14 | * You should have received a copy of the GNU General Public License |
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| 15 | * along with this program; if not, write to the Free Software |
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| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 17 | * |
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| 18 | * For questions, comments etc, |
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| 19 | * use the website at http://jeti.jabberstudio.org |
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| 20 | * or mail me at eric@jeti.tk |
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| 21 | */ |
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| 22 | |
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| 23 | package nu.fw.jeti.util; |
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| 24 | import java.io.*; |
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| 25 | import java.text.DateFormat; |
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| 26 | import java.util.Date; |
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| 27 | import java.util.Iterator; |
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| 28 | import java.util.LinkedList; |
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| 29 | import java.util.List; |
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| 30 | |
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| 31 | import nu.fw.jeti.events.JavaErrorListener; |
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| 32 | import nu.fw.jeti.jabber.Backend; |
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| 33 | import nu.fw.jeti.jabber.elements.Packet; |
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| 34 | |
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| 35 | /** |
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| 36 | * @author E.S. de Boer |
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| 37 | */ |
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| 38 | |
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| 39 | public class Log |
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| 40 | { |
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| 41 | private static Date date = new Date(); |
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| 42 | private static DateFormat dateFormat = DateFormat.getTimeInstance(); |
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| 43 | private static LinkedList xml = new LinkedList(); |
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| 44 | private static LinkedList xmlErrors = new LinkedList(); |
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| 45 | private static volatile LinkedList errors = new LinkedList(); |
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| 46 | private static Backend backend; |
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| 47 | private static PrintStream diskLog = null; |
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| 48 | |
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| 49 | public Log(Backend backend) |
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| 50 | { |
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| 51 | Log.backend= backend; |
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| 52 | //pipe err stream to log screen |
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| 53 | |
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| 54 | catchExceptions(); |
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| 55 | if (Preferences.getBoolean("jeti","debugToFile",false)) { |
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| 56 | String name = Preferences.getString("jeti","debugFile", "out.log"); |
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| 57 | try { |
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| 58 | diskLog = new PrintStream(new FileOutputStream(name, true)); |
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| 59 | } catch (IOException e) { |
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| 60 | System.err.println("Failed to open debug log '" + name + "': " + e); |
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| 61 | } |
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| 62 | } |
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| 63 | } |
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| 64 | |
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| 65 | private void catchExceptions() |
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| 66 | { |
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| 67 | try |
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| 68 | { |
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| 69 | Thread t = new Thread() |
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| 70 | { |
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| 71 | PipedInputStream piNormal = new PipedInputStream(); |
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| 72 | PipedOutputStream poNormal = new PipedOutputStream(piNormal); |
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| 73 | public void run() |
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| 74 | { |
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| 75 | try { |
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| 76 | System.setErr(new PrintStream(poNormal, true)); |
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| 77 | } catch (Exception e) {System.out.println("Error logging setup failed");} |
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| 78 | try |
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| 79 | { |
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| 80 | BufferedReader bin = new BufferedReader(new InputStreamReader(piNormal)); |
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| 81 | String output = null; |
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| 82 | while ((output = bin.readLine()) != null) |
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| 83 | { |
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| 84 | System.out.println(output); |
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| 85 | synchronized(errors) |
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| 86 | { |
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| 87 | errors.add(gettime() + " " + output); |
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| 88 | } |
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| 89 | // //do only once? ipv every line |
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| 90 | try |
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| 91 | {//try catch because exceptions thrown here cause deadlock |
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| 92 | for(Iterator j = backend.getListeners(JavaErrorListener.class);j.hasNext();) |
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| 93 | {//show error in ui |
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| 94 | ((JavaErrorListener)j.next()).error(); |
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| 95 | } |
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| 96 | } |
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| 97 | catch(Exception e) |
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| 98 | { |
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| 99 | System.out.println(e.getMessage()); |
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| 100 | } |
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| 101 | } |
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| 102 | bin.close(); |
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| 103 | piNormal.close(); |
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| 104 | } |
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| 105 | catch (IOException ioe) |
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| 106 | { |
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| 107 | //write end dead then set system err again |
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| 108 | try |
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| 109 | { |
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| 110 | piNormal.close(); |
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| 111 | poNormal.close(); |
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| 112 | } |
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| 113 | catch (IOException e) |
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| 114 | { |
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| 115 | System.out.println("foutje"); |
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| 116 | } |
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| 117 | catchExceptions(); |
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| 118 | } |
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| 119 | } |
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| 120 | }; |
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| 121 | t.setDaemon(true); |
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| 122 | t.start(); |
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| 123 | }catch (IOException i){System.out.println("foutje");} |
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| 124 | } |
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| 125 | |
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| 126 | private static String gettime() |
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| 127 | { |
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| 128 | date.setTime(System.currentTimeMillis()); |
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| 129 | return dateFormat.format(date); |
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| 130 | } |
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| 131 | |
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| 132 | private static void loggedAdd(LinkedList list, String line) { |
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| 133 | list.add(line); |
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| 134 | if (diskLog != null) { |
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| 135 | diskLog.println(line); |
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| 136 | } |
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| 137 | } |
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| 138 | |
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| 139 | public static void clear() |
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| 140 | { |
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| 141 | synchronized(xml) |
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| 142 | { |
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| 143 | xml.clear(); |
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| 144 | } |
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| 145 | } |
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| 146 | |
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| 147 | //***********xml log*******************\\ |
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| 148 | public static void xmlPacket(Packet packet) |
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| 149 | { |
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| 150 | synchronized(xml) |
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| 151 | { |
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| 152 | loggedAdd(xml, gettime() + " - p: " + packet); |
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| 153 | } |
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| 154 | } |
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| 155 | |
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| 156 | public static void completeXML(StringBuffer message) |
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| 157 | { |
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| 158 | synchronized(xml) |
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| 159 | { |
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| 160 | loggedAdd(xml, gettime() + " - c: " + message); |
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| 161 | } |
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| 162 | } |
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| 163 | |
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| 164 | public static void sendXML(String message) |
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| 165 | { |
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| 166 | synchronized(xml) |
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| 167 | { |
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| 168 | loggedAdd(xml, gettime() + " + : " + message); |
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| 169 | } |
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| 170 | } |
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| 171 | |
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| 172 | public static List getXML() |
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| 173 | { |
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| 174 | synchronized(xml) |
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| 175 | { |
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| 176 | return (List) xml.clone(); |
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| 177 | } |
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| 178 | } |
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| 179 | |
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| 180 | //*********xml errors***********\\ |
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| 181 | public static void notParsedXML(String message) |
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| 182 | { |
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| 183 | synchronized(xmlErrors) |
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| 184 | { |
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| 185 | xmlErrors.add(gettime() + " not parsed: " + message); |
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| 186 | } |
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| 187 | } |
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| 188 | |
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| 189 | public static void xmlParseException(Exception e) |
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| 190 | { |
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| 191 | synchronized(xmlErrors) |
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| 192 | { |
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| 193 | xmlErrors.add(gettime() + " " + e.getMessage()); |
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| 194 | } |
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| 195 | } |
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| 196 | |
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| 197 | public static void xmlReceivedError(String message) |
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| 198 | { |
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| 199 | synchronized(xmlErrors) |
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| 200 | { |
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| 201 | xmlErrors.add(gettime() + " " + message); |
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| 202 | } |
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| 203 | } |
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| 204 | |
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| 205 | public static List getXMLErrors() |
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| 206 | { |
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| 207 | synchronized(xmlErrors) |
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| 208 | { |
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| 209 | return (List) xmlErrors.clone(); |
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| 210 | } |
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| 211 | } |
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| 212 | |
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| 213 | //***********errors***************\\ |
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| 214 | public static void notSend(String message) |
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| 215 | { |
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| 216 | synchronized(errors) |
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| 217 | { |
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| 218 | errors.add(gettime() + " not Send " + message); |
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| 219 | } |
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| 220 | } |
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| 221 | |
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| 222 | public static void error(String message) |
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| 223 | { |
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| 224 | synchronized(errors) |
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| 225 | { |
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| 226 | errors.add(gettime() + " error " + message); |
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| 227 | } |
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| 228 | } |
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| 229 | |
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| 230 | public static List getErrors() |
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| 231 | { |
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| 232 | synchronized(errors) |
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| 233 | { |
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| 234 | return (List) errors.clone(); |
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| 235 | } |
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| 236 | } |
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| 237 | } |
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| 238 | /* |
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| 239 | * Overrides for emacs |
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| 240 | * Local variables: |
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| 241 | * tab-width: 4 |
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| 242 | * End: |
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| 243 | */ |
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