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SynchroTargerManager.java

00001 /*
00002  * OpenMobileIS - a free Java(TM) Framework for mobile applications Java(TM)
00003  * Copyright (C) 2004-2005 Philippe Delrieu
00004  * All rights reserved.
00005  * Contact: openmobileis@e-care.fr
00006  *
00007  * This library is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU Lesser General Public
00009  * License as published by the Free Software Foundation; either
00010  * version 2.1 of the License, or any later version.
00011  *
00012  * This library is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  * Lesser General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU Lesser General Public
00018  * License along with this library; if not, write to the Free Software
00019  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
00020  * USA
00021  *
00022  *  Author : Philippe Delrieu
00023  * 
00024  */
00025 package org.openmobileis.synchro.openmsp.server.synctarget;
00026 
00027 import java.util.HashMap;
00028 
00029 import org.openmobileis.common.context.ApplicationContextManager;
00030 import org.openmobileis.common.context.UserTerminal;
00031 import org.openmobileis.common.util.collection.Array;
00032 import org.openmobileis.synchro.openmsp.server.synctarget.proxy.GenericProxySynchroTarget;
00033 import org.openmobileis.synchro.openmsp.server.synctarget.proxy.ProxySyncroTarget;
00034 
00042 public final class SynchroTargerManager {
00043   private static SynchroTargerManager manager;
00044   private HashMap targetMap;
00045   private HashMap proxyList;
00046   
00047   class TargetVersion {
00048     UserTerminal terminal;
00049     String version;
00050     OpenMSPSynchroTargetListener target; 
00051   }
00052   
00053   
00054   class TargetContainer {
00055     Array TargetList;
00056     String targetName;
00057     
00058     public boolean equals(Object obj) {
00059       if ((obj != null)
00060         && (obj instanceof TargetContainer)
00061         && ((TargetContainer)obj).targetName.equals(this.targetName)
00062       ) {
00063         return true;
00064       }
00065       return false;
00066     }
00067 
00068     public int hashCode() {
00069       return this.targetName.hashCode();
00070     }
00071   }
00072   
00076   private SynchroTargerManager() {
00077     super();
00078     targetMap = new HashMap(20);
00079     proxyList = new HashMap(10);
00080   }
00081   
00082   public static SynchroTargerManager getManager() {
00083     if (manager == null)  {
00084       synchronized (SynchroTargerManager.class) {
00085         if (manager == null)  {
00086           manager = new SynchroTargerManager();
00087           ApplicationContextManager.getManager().addManager(manager);
00088         }
00089       }
00090     }
00091     return manager;
00092   }
00093   
00094   public void registerProxyTargetForTerminal(ProxySyncroTarget proxy, UserTerminal terminal)  {
00095     proxyList.put(terminal, proxy);
00096   }
00097   
00108   public void addSynchroTargetListener(OpenMSPSynchroTargetListener listener, String version, UserTerminal terminal)  {
00109     TargetContainer container = (TargetContainer)targetMap.get(listener.getTargetName());
00110     if (container == null)  {
00111       container = new TargetContainer();
00112       container.TargetList = new Array();
00113       container.targetName = listener.getTargetName();
00114       targetMap.put(listener.getTargetName(), container);
00115     }
00116     TargetVersion target = new TargetVersion();
00117     target.target = listener;
00118     target.version = version;
00119     target.terminal = terminal;
00120     container.TargetList.add(target);
00121   }
00122   
00132   public OpenMSPSynchroTargetListener getSynchroTargetListener(String listenerName, String version , UserTerminal terminal) {
00133     TargetContainer container = (TargetContainer)targetMap.get(listenerName);
00134     if ((container == null) || (container.TargetList.size() == 0))  {
00135       return null;
00136     }  
00137     OpenMSPSynchroTargetListener foundlistener = ((TargetVersion)container.TargetList.get(0)).target;
00138     int size = container.TargetList.size();
00139     for (int i=0; i<size; i++)  {
00140       TargetVersion currentTarget = (TargetVersion)container.TargetList.get(i);
00141       if ((version != null) && (terminal != null))  {
00142         if ((currentTarget.version != null) && (currentTarget.terminal != null)) {
00143           if ((currentTarget.version.equals(version)) && (currentTarget.terminal.equals(terminal))){
00144             foundlistener = currentTarget.target;
00145             break;
00146           }
00147         }else   if ((currentTarget.version != null) && (currentTarget.version.equals(version))) {
00148           foundlistener = currentTarget.target;
00149         }else   if ((currentTarget.terminal != null) && (currentTarget.terminal.equals(terminal))) {
00150           foundlistener = currentTarget.target;
00151         }
00152       } else  if (version != null)  {
00153         if ((currentTarget.version != null) && (currentTarget.version.equals(version))) {
00154           foundlistener = currentTarget.target;
00155         }
00156       } else  if (terminal != null)  {
00157         if ((currentTarget.terminal != null) && (currentTarget.terminal.equals(terminal))) {
00158           foundlistener = currentTarget.target;
00159         }
00160       } else  {
00161         if ((currentTarget.terminal == null) && (currentTarget.version == null)) {
00162           foundlistener = currentTarget.target;
00163         }
00164       }
00165     }
00166     return foundlistener;
00167   }
00168   
00169   public ProxySyncroTarget getProxySynchroTargetForTerminal(UserTerminal terminal)  {
00170     ProxySyncroTarget proxy = (ProxySyncroTarget)proxyList.get(terminal);
00171     if (proxy == null)  {
00172       proxy  = new GenericProxySynchroTarget();
00173     }
00174     return proxy;
00175   }
00176 
00177 }

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