[1001] | 1 | /* |
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| 2 | * Jeti, a Java Jabber client, Copyright (C) 2003 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/im me at jeti@jabber.org |
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| 21 | */ |
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| 22 | package nu.fw.jeti.jabber; |
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| 23 | |
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| 24 | import java.awt.Container; |
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| 25 | import java.awt.Frame; |
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| 26 | import java.awt.Window; |
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| 27 | import java.util.*; |
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| 28 | |
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| 29 | import javax.swing.JFrame; |
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| 30 | |
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| 31 | import nu.fw.jeti.backend.*; |
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| 32 | import nu.fw.jeti.backend.roster.Roster; |
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| 33 | import nu.fw.jeti.backend.roster.Server; |
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| 34 | import nu.fw.jeti.events.*; |
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| 35 | import nu.fw.jeti.jabber.elements.IQXCaps; |
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| 36 | import nu.fw.jeti.jabber.elements.InfoQuery; |
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| 37 | import nu.fw.jeti.jabber.elements.Message; |
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| 38 | import nu.fw.jeti.jabber.elements.Packet; |
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| 39 | import nu.fw.jeti.jabber.elements.StreamError; |
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| 40 | import nu.fw.jeti.jabber.handlers.ExtensionHandler; |
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| 41 | import nu.fw.jeti.ui.Jeti; |
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| 42 | |
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| 43 | /** |
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| 44 | * @author E.S. de Boer |
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| 45 | */ |
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| 46 | |
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| 47 | public class Backend |
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| 48 | { |
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| 49 | private Map eventListeners; |
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| 50 | private Map presenceListeners; |
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| 51 | private Map messageListeners; |
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| 52 | private int identifier; |
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| 53 | private Connect connect; |
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| 54 | private Roster roster; |
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| 55 | private Server server; |
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| 56 | private Jeti main; |
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| 57 | private JFrame mainFrame; |
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| 58 | private Container mainWindow; |
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| 59 | private Start start; |
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| 60 | private IQTimerQueue iqTimerQueue; |
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| 61 | private Handlers handlers; |
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| 62 | private CapabilitiesCache capabilitiesCache; |
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| 63 | |
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| 64 | |
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| 65 | public Backend(Start start) |
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| 66 | { |
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| 67 | eventListeners = new HashMap(10); |
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| 68 | iqTimerQueue = new IQTimerQueue(); |
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| 69 | handlers = new Handlers(); |
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| 70 | connect = new Connect(this,iqTimerQueue,handlers); |
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| 71 | server =new Server(this); |
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| 72 | roster = new Roster(this,server); |
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| 73 | capabilitiesCache = new CapabilitiesCache(this); |
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| 74 | this.start = start; |
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| 75 | } |
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| 76 | |
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| 77 | public void setMain(Jeti main,Window window, JFrame frame) |
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| 78 | { |
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| 79 | this.main = main; |
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| 80 | this.mainWindow = window; |
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| 81 | this.mainFrame = frame; |
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| 82 | } |
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| 83 | |
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| 84 | public Container getMainWindow() |
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| 85 | {//TODO bit of a hack, think of something nicer |
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| 86 | if(mainWindow==null) |
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| 87 | { |
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| 88 | mainWindow=main.getTopLevelAncestor(); |
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| 89 | } |
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| 90 | return mainWindow; |
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| 91 | } |
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| 92 | |
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| 93 | public JFrame getMainFrame(){return mainFrame;} |
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| 94 | |
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| 95 | public Jeti getMain(){return main;} |
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| 96 | /* |
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| 97 | public void setBackend(JabberBackend backend) |
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| 98 | { |
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| 99 | this.backend = backend; |
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| 100 | } |
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| 101 | */ |
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| 102 | public void login(LoginInfo loginInfo) |
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| 103 | { |
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| 104 | connect.login(loginInfo); |
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| 105 | } |
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| 106 | |
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| 107 | public void autoLogin(LoginInfo loginInfo,int tries) |
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| 108 | { |
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| 109 | connect.autoLogin(loginInfo,tries); |
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| 110 | } |
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| 111 | |
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| 112 | public void abortLogin() |
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| 113 | { |
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| 114 | connect.abort(); |
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| 115 | } |
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| 116 | |
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| 117 | public JID getMyJID() |
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| 118 | { |
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| 119 | return Connect.getMyJID(); |
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| 120 | } |
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| 121 | |
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| 122 | |
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| 123 | /** |
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| 124 | * Checks if the password matches the password used to login on this account |
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| 125 | * @param password the password to check |
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| 126 | * @return true if the password matches the password of this account |
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| 127 | */ |
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| 128 | public boolean isPasswordValid(String password) |
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| 129 | { |
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| 130 | return connect.isPasswordValid(password); |
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| 131 | } |
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| 132 | |
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| 133 | public synchronized String getIdentifier() |
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| 134 | { |
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| 135 | return "JETI_" + identifier++; |
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| 136 | } |
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| 137 | |
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| 138 | public String createThread() |
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| 139 | { |
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| 140 | return Integer.toHexString("JETI".hashCode()) + Long.toHexString(System.currentTimeMillis()); |
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| 141 | } |
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| 142 | |
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| 143 | public String getAccountInfo() |
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| 144 | { |
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| 145 | return connect.getAccountInfo(); |
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| 146 | } |
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| 147 | |
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| 148 | public Map getAvailableTransports() |
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| 149 | { |
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| 150 | return server.getAvailableTransports(); |
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| 151 | } |
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| 152 | |
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| 153 | public void changeStatus(int show,String status) |
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| 154 | { |
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| 155 | connect.changeStatus(show, status); |
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| 156 | } |
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| 157 | |
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| 158 | public void rosterLoaded() |
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| 159 | { |
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| 160 | connect.connected(); |
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| 161 | } |
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| 162 | |
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| 163 | public void disconnect() |
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| 164 | { |
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| 165 | connect.disconnect(); |
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| 166 | } |
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| 167 | |
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| 168 | public boolean isLoggedIn() |
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| 169 | { |
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| 170 | return connect.isLoggedIn(); |
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| 171 | } |
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| 172 | |
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| 173 | public void streamError(StreamError error) |
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| 174 | { |
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| 175 | connect.streamError(error); |
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| 176 | } |
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| 177 | |
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| 178 | public void exit() |
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| 179 | { |
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| 180 | if(!Start.applet) |
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| 181 | { |
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| 182 | System.out.println("This window will close in one minute"); |
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| 183 | Timer t = new Timer(true); |
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| 184 | t.schedule(new TimerTask() |
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| 185 | { |
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| 186 | public void run() |
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| 187 | { |
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| 188 | System.exit(0); |
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| 189 | } |
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| 190 | },10000); |
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| 191 | } |
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| 192 | |
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| 193 | //end connection |
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| 194 | connect.exit(); |
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| 195 | |
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| 196 | Frame[] frames = Frame.getFrames(); |
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| 197 | for(int i =0;i<frames.length;i++) |
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| 198 | {//remove all opened jeti frames |
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| 199 | String name = frames[i].getClass().getName(); |
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| 200 | System.out.println(name); |
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| 201 | if(name.startsWith("nu.fw.jeti"))frames[i].dispose(); |
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| 202 | //frames[i].dispose(); |
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| 203 | if(frames[i].isDisplayable())System.out.println(name); |
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| 204 | } |
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| 205 | |
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| 206 | capabilitiesCache.save(); |
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| 207 | //unload plugins |
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| 208 | start.exit(); |
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| 209 | //remove references' |
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| 210 | // start=null; |
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| 211 | // connect=null; |
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| 212 | // roster=null; |
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| 213 | // server=null; |
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| 214 | // main=null; |
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| 215 | // mainFrame=null; |
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| 216 | // mainWindow =null; |
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| 217 | synchronized (this) |
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| 218 | { |
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| 219 | eventListeners.clear(); |
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| 220 | if(presenceListeners!=null)presenceListeners.clear(); |
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| 221 | if(messageListeners!=null)messageListeners.clear(); |
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| 222 | } |
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| 223 | } |
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| 224 | |
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| 225 | /** |
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| 226 | * send packets |
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| 227 | * please send messages that need to be logged with sendMessage |
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| 228 | * @param packet |
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| 229 | */ |
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| 230 | public void send(Packet packet) |
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| 231 | { |
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| 232 | connect.send(packet); |
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| 233 | } |
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| 234 | |
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| 235 | /** |
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| 236 | * Sends a infoquery and gives the result to listener |
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| 237 | * @param query the infoquery to send |
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| 238 | * @param listener the IQResultListener wich listens for the result |
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| 239 | * @param timeout not yet implemented |
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| 240 | */ |
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| 241 | public void send(InfoQuery query, IQResultListener listener,int timeout) |
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| 242 | { |
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| 243 | iqTimerQueue.add(query,listener,timeout); |
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| 244 | send(query); |
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| 245 | } |
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| 246 | |
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| 247 | /** |
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| 248 | * needed to log own send messages |
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| 249 | * @param message |
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| 250 | */ |
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| 251 | public void sendMessage(Message message) |
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| 252 | { |
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| 253 | //if(isr |
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| 254 | for(Iterator j = getListeners(OwnMessageListener.class);j.hasNext();) |
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| 255 | { |
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| 256 | ((OwnMessageListener)j.next()).sendMessage(message); |
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| 257 | } |
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| 258 | connect.send(message); |
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| 259 | } |
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| 260 | |
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| 261 | // public void browse(JID jid, BrowseListener listener) |
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| 262 | // { |
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| 263 | // connect.browse(jid,listener); |
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| 264 | // } |
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| 265 | |
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| 266 | public void getItems(JID jid, DiscoveryListener listener, boolean useCache) |
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| 267 | { |
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| 268 | connect.getItems(jid,listener,useCache); |
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| 269 | } |
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| 270 | |
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| 271 | public void getItems(JID jid, DiscoveryListener listener) |
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| 272 | { |
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| 273 | connect.getItems(jid,listener); |
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| 274 | } |
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| 275 | |
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| 276 | public void getInfo(JID jid, DiscoveryListener listener) |
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| 277 | { |
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| 278 | connect.getInfo(jid,listener); |
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| 279 | } |
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| 280 | |
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| 281 | public void getItems(JID jid,String node, DiscoveryListener listener) |
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| 282 | { |
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| 283 | connect.getItems(jid,node,listener); |
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| 284 | } |
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| 285 | |
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| 286 | public void getInfo(JID jid,String node, DiscoveryListener listener) |
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| 287 | { |
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| 288 | connect.getInfo(jid,node,listener); |
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| 289 | } |
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| 290 | |
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| 291 | /** |
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| 292 | * gets the current Jabber status of the user |
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| 293 | * @return the current status |
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| 294 | */ |
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| 295 | public int getStatus() |
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| 296 | { |
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| 297 | return connect.getStatus(); |
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| 298 | } |
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| 299 | |
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| 300 | |
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| 301 | // //muc hack |
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| 302 | // public void browseNotCached(JID jid, BrowseListener listener) |
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| 303 | // { |
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| 304 | // connect.browseNotCached(jid,listener); |
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| 305 | // } |
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| 306 | |
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| 307 | public static JIDStatus getJIDStatus(JID jid) |
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| 308 | { |
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| 309 | return Roster.getJIDStatus(jid); |
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| 310 | } |
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| 311 | |
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| 312 | public String[] getAllGroups() |
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| 313 | { |
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| 314 | return roster.getAllGroups(); |
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| 315 | } |
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| 316 | |
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| 317 | /** |
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| 318 | * makes a new account |
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| 319 | * (the current connection will be logged off) |
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| 320 | * @param name Username (may be null) |
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| 321 | * @param password User password (may be null) |
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| 322 | */ |
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| 323 | public void newAccount(String server,int port,String name,String password) |
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| 324 | { |
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| 325 | disconnect(); |
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| 326 | new NewAccount(server,port,handlers,name,password); |
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| 327 | } |
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| 328 | |
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| 329 | public void setCapability(JID jid, IQXCaps caps){ |
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| 330 | capabilitiesCache.setCapability(jid, caps); |
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| 331 | } |
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| 332 | |
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| 333 | /** |
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| 334 | * Has JID jid capability capability |
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| 335 | * @param jid |
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| 336 | * @param capability |
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| 337 | * @return true if the jid has the capability |
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| 338 | */ |
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| 339 | public boolean hasCapability(JID jid, String capability){ |
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| 340 | return capabilitiesCache.hasCapability(jid, capability); |
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| 341 | } |
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| 342 | |
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| 343 | public void addCapability(String capability,String feature){ |
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| 344 | connect.addCapability(capability, feature); |
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| 345 | } |
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| 346 | |
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| 347 | public void removeCapability(String capability,String feature){ |
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| 348 | connect.removeCapability(capability, feature); |
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| 349 | } |
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| 350 | |
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| 351 | |
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| 352 | |
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| 353 | public void addExtensionHandler(String namespace,ExtensionHandler handler) |
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| 354 | { |
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| 355 | handlers.addExtensionHandler(namespace,handler); |
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| 356 | } |
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| 357 | |
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| 358 | public void removeExtensionHandler(String namespace) |
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| 359 | { |
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| 360 | handlers.removeExtensionHandler(namespace); |
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| 361 | } |
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| 362 | |
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| 363 | /** |
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| 364 | * Add a listener for a specific presence |
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| 365 | * @param jid The JID of which the presence is to be monitored (resource is not considered) |
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| 366 | * @param listener The class that is interested in presence events |
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| 367 | */ |
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| 368 | public synchronized void addPresenceListener(JID jid, PresenceListener listener) |
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| 369 | { |
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| 370 | if(presenceListeners == null)presenceListeners = new HashMap(); |
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| 371 | presenceListeners.put(jid,listener); |
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| 372 | } |
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| 373 | |
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| 374 | /** |
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| 375 | * removes a presencelistener |
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| 376 | * @param jid The JID of which presence is monitored |
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| 377 | */ |
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| 378 | public synchronized void removePresenceListener(JID jid) |
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| 379 | { |
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| 380 | if(presenceListeners==null)return; |
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| 381 | presenceListeners.remove(jid); |
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| 382 | if (presenceListeners.isEmpty()) presenceListeners = null; |
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| 383 | } |
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| 384 | |
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| 385 | /** |
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| 386 | * Gets the presenceListener which is monitoring this JID |
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| 387 | * @param jid The JID of which the presenceListener is requested |
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| 388 | * @return PresenceListener |
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| 389 | */ |
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| 390 | public synchronized PresenceListener getPresenceListener(JID jid) |
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| 391 | { |
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| 392 | if(presenceListeners == null) return null; |
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| 393 | return (PresenceListener)presenceListeners.get(jid); |
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| 394 | } |
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| 395 | |
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| 396 | /** |
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| 397 | * Add a listener for messages to this JID |
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| 398 | * @param jid The JID of which the message is to be monitored (resource is not considered) |
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| 399 | * @param listener The class that is interested in message events |
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| 400 | */ |
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| 401 | public synchronized void addMessageListener(JID jid, MessageListener listener) |
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| 402 | { |
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| 403 | if(messageListeners == null)messageListeners = new HashMap(); |
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| 404 | messageListeners.put(jid,listener); |
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| 405 | } |
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| 406 | |
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| 407 | /** |
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| 408 | * removes a messagelistener |
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| 409 | * @param jid The JID of which messages are monitored |
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| 410 | */ |
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| 411 | public synchronized void removeMessageListener(JID jid) |
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| 412 | { |
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| 413 | if(messageListeners==null)return; |
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| 414 | messageListeners.remove(jid); |
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| 415 | if (messageListeners.isEmpty()) messageListeners = null; |
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| 416 | } |
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| 417 | |
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| 418 | /** |
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| 419 | * Gets the MessageListener which is monitoring this JID |
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| 420 | * @param jid The JID of which the messageListener is requested |
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| 421 | * @return MessageListener |
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| 422 | */ |
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| 423 | public synchronized MessageListener getMessageListener(JID jid) |
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| 424 | { |
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| 425 | if(messageListeners == null) return null; |
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| 426 | return (MessageListener)messageListeners.get(jid); |
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| 427 | } |
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| 428 | |
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| 429 | public synchronized void addListener(Class type, JETIListener listener) |
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| 430 | {//class meegeven? |
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| 431 | LinkedList list = (LinkedList) eventListeners.get(type.getName()); |
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| 432 | if(list == null) |
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| 433 | { |
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| 434 | list = new LinkedList(); |
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| 435 | eventListeners.put(type.getName(),list); |
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| 436 | } |
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| 437 | list.add(listener); |
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| 438 | } |
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| 439 | |
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| 440 | public synchronized void removeListener(Class type, JETIListener listener) |
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| 441 | { |
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| 442 | LinkedList list = (LinkedList) eventListeners.get(type.getName()); |
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| 443 | if(list == null) return; |
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| 444 | list.remove(listener); |
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| 445 | if(list.isEmpty()) eventListeners.remove(type.getName());//good idea? |
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| 446 | } |
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| 447 | |
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| 448 | public synchronized Iterator getListeners(final Class type) |
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| 449 | { |
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| 450 | LinkedList listeners = (LinkedList)eventListeners.get(type.getName()); |
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| 451 | if(listeners == null) |
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| 452 | {//no listeners so return a empty iterator, if happens use isRegisteredListener(class type) |
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| 453 | return new Iterator() |
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| 454 | {//empty iterator |
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| 455 | public Object next() |
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| 456 | { |
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| 457 | throw new NoSuchElementException(); |
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| 458 | } |
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| 459 | public boolean hasNext() |
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| 460 | { |
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| 461 | //System.out.println(type + " listener not registerd"); |
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| 462 | //throw new RuntimeException(); |
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| 463 | return false; |
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| 464 | } |
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| 465 | public void remove() |
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| 466 | { |
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| 467 | throw new UnsupportedOperationException(); |
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| 468 | } |
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| 469 | }; |
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| 470 | } |
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| 471 | return new LinkedList(listeners).iterator();//no concurrentmodexcep |
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| 472 | } |
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| 473 | } |
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| 474 | |
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| 475 | /* |
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| 476 | * Overrides for emacs |
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| 477 | * Local variables: |
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| 478 | * tab-width: 4 |
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| 479 | * End: |
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| 480 | */ |
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