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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