Shuyi Chen | d7955ce | 2013-05-22 14:51:55 -0700 | [diff] [blame] | 1 | /** |
| 2 | * $RCSfile$ |
| 3 | * $Revision$ |
| 4 | * $Date$ |
| 5 | * |
| 6 | * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | * you may not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | */ |
| 18 | package org.jivesoftware.smack.debugger; |
| 19 | |
| 20 | import org.jivesoftware.smack.ConnectionListener; |
| 21 | import org.jivesoftware.smack.PacketListener; |
| 22 | import org.jivesoftware.smack.Connection; |
| 23 | import org.jivesoftware.smack.packet.Packet; |
| 24 | import org.jivesoftware.smack.util.*; |
| 25 | |
| 26 | import java.io.Reader; |
| 27 | import java.io.Writer; |
| 28 | import java.text.SimpleDateFormat; |
| 29 | import java.util.Date; |
| 30 | |
| 31 | /** |
| 32 | * Very simple debugger that prints to the console (stdout) the sent and received stanzas. Use |
| 33 | * this debugger with caution since printing to the console is an expensive operation that may |
| 34 | * even block the thread since only one thread may print at a time.<p> |
| 35 | * <p/> |
| 36 | * It is possible to not only print the raw sent and received stanzas but also the interpreted |
| 37 | * packets by Smack. By default interpreted packets won't be printed. To enable this feature |
| 38 | * just change the <tt>printInterpreted</tt> static variable to <tt>true</tt>. |
| 39 | * |
| 40 | * @author Gaston Dombiak |
| 41 | */ |
| 42 | public class ConsoleDebugger implements SmackDebugger { |
| 43 | |
| 44 | public static boolean printInterpreted = false; |
| 45 | private SimpleDateFormat dateFormatter = new SimpleDateFormat("hh:mm:ss aaa"); |
| 46 | |
| 47 | private Connection connection = null; |
| 48 | |
| 49 | private PacketListener listener = null; |
| 50 | private ConnectionListener connListener = null; |
| 51 | |
| 52 | private Writer writer; |
| 53 | private Reader reader; |
| 54 | private ReaderListener readerListener; |
| 55 | private WriterListener writerListener; |
| 56 | |
| 57 | public ConsoleDebugger(Connection connection, Writer writer, Reader reader) { |
| 58 | this.connection = connection; |
| 59 | this.writer = writer; |
| 60 | this.reader = reader; |
| 61 | createDebug(); |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Creates the listeners that will print in the console when new activity is detected. |
| 66 | */ |
| 67 | private void createDebug() { |
| 68 | // Create a special Reader that wraps the main Reader and logs data to the GUI. |
| 69 | ObservableReader debugReader = new ObservableReader(reader); |
| 70 | readerListener = new ReaderListener() { |
| 71 | public void read(String str) { |
| 72 | System.out.println( |
| 73 | dateFormatter.format(new Date()) + " RCV (" + connection.hashCode() + |
| 74 | "): " + |
| 75 | str); |
| 76 | } |
| 77 | }; |
| 78 | debugReader.addReaderListener(readerListener); |
| 79 | |
| 80 | // Create a special Writer that wraps the main Writer and logs data to the GUI. |
| 81 | ObservableWriter debugWriter = new ObservableWriter(writer); |
| 82 | writerListener = new WriterListener() { |
| 83 | public void write(String str) { |
| 84 | System.out.println( |
| 85 | dateFormatter.format(new Date()) + " SENT (" + connection.hashCode() + |
| 86 | "): " + |
| 87 | str); |
| 88 | } |
| 89 | }; |
| 90 | debugWriter.addWriterListener(writerListener); |
| 91 | |
| 92 | // Assign the reader/writer objects to use the debug versions. The packet reader |
| 93 | // and writer will use the debug versions when they are created. |
| 94 | reader = debugReader; |
| 95 | writer = debugWriter; |
| 96 | |
| 97 | // Create a thread that will listen for all incoming packets and write them to |
| 98 | // the GUI. This is what we call "interpreted" packet data, since it's the packet |
| 99 | // data as Smack sees it and not as it's coming in as raw XML. |
| 100 | listener = new PacketListener() { |
| 101 | public void processPacket(Packet packet) { |
| 102 | if (printInterpreted) { |
| 103 | System.out.println( |
| 104 | dateFormatter.format(new Date()) + " RCV PKT (" + |
| 105 | connection.hashCode() + |
| 106 | "): " + |
| 107 | packet.toXML()); |
| 108 | } |
| 109 | } |
| 110 | }; |
| 111 | |
| 112 | connListener = new ConnectionListener() { |
| 113 | public void connectionClosed() { |
| 114 | System.out.println( |
| 115 | dateFormatter.format(new Date()) + " Connection closed (" + |
| 116 | connection.hashCode() + |
| 117 | ")"); |
| 118 | } |
| 119 | |
| 120 | public void connectionClosedOnError(Exception e) { |
| 121 | System.out.println( |
| 122 | dateFormatter.format(new Date()) + |
| 123 | " Connection closed due to an exception (" + |
| 124 | connection.hashCode() + |
| 125 | ")"); |
| 126 | e.printStackTrace(); |
| 127 | } |
| 128 | public void reconnectionFailed(Exception e) { |
| 129 | System.out.println( |
| 130 | dateFormatter.format(new Date()) + |
| 131 | " Reconnection failed due to an exception (" + |
| 132 | connection.hashCode() + |
| 133 | ")"); |
| 134 | e.printStackTrace(); |
| 135 | } |
| 136 | public void reconnectionSuccessful() { |
| 137 | System.out.println( |
| 138 | dateFormatter.format(new Date()) + " Connection reconnected (" + |
| 139 | connection.hashCode() + |
| 140 | ")"); |
| 141 | } |
| 142 | public void reconnectingIn(int seconds) { |
| 143 | System.out.println( |
| 144 | dateFormatter.format(new Date()) + " Connection (" + |
| 145 | connection.hashCode() + |
| 146 | ") will reconnect in " + seconds); |
| 147 | } |
| 148 | }; |
| 149 | } |
| 150 | |
| 151 | public Reader newConnectionReader(Reader newReader) { |
| 152 | ((ObservableReader)reader).removeReaderListener(readerListener); |
| 153 | ObservableReader debugReader = new ObservableReader(newReader); |
| 154 | debugReader.addReaderListener(readerListener); |
| 155 | reader = debugReader; |
| 156 | return reader; |
| 157 | } |
| 158 | |
| 159 | public Writer newConnectionWriter(Writer newWriter) { |
| 160 | ((ObservableWriter)writer).removeWriterListener(writerListener); |
| 161 | ObservableWriter debugWriter = new ObservableWriter(newWriter); |
| 162 | debugWriter.addWriterListener(writerListener); |
| 163 | writer = debugWriter; |
| 164 | return writer; |
| 165 | } |
| 166 | |
| 167 | public void userHasLogged(String user) { |
| 168 | boolean isAnonymous = "".equals(StringUtils.parseName(user)); |
| 169 | String title = |
| 170 | "User logged (" + connection.hashCode() + "): " |
| 171 | + (isAnonymous ? "" : StringUtils.parseBareAddress(user)) |
| 172 | + "@" |
| 173 | + connection.getServiceName() |
| 174 | + ":" |
| 175 | + connection.getPort(); |
| 176 | title += "/" + StringUtils.parseResource(user); |
| 177 | System.out.println(title); |
| 178 | // Add the connection listener to the connection so that the debugger can be notified |
| 179 | // whenever the connection is closed. |
| 180 | connection.addConnectionListener(connListener); |
| 181 | } |
| 182 | |
| 183 | public Reader getReader() { |
| 184 | return reader; |
| 185 | } |
| 186 | |
| 187 | public Writer getWriter() { |
| 188 | return writer; |
| 189 | } |
| 190 | |
| 191 | public PacketListener getReaderListener() { |
| 192 | return listener; |
| 193 | } |
| 194 | |
| 195 | public PacketListener getWriterListener() { |
| 196 | return null; |
| 197 | } |
| 198 | } |