SynchroTargerManager.java

00001 /*
00002  * OpenMobileIS - a free Java(TM) Framework for mobile applications Java(TM)
00003  * Copyright (C) 2004-2006 Philippe Delrieu
00004  * All rights reserved.
00005  * Contact: pdelrieu@openmobileis.org
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.common.util.log.LogManager;
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   private ProxySyncroTarget defaultProxy;
00047   
00048   class TargetVersion {
00049     UserTerminal terminal;
00050     String version;
00051     OpenMSPSynchroTargetListener target; 
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   
00100   public void registerProxyTargetForTerminal(ProxySyncroTarget proxy, UserTerminal terminal)  {
00101     if(terminal == null){
00102         defaultProxy = proxy;
00103     }
00104           proxyList.put(terminal, proxy);
00105   }
00106   
00117   public void addSynchroTargetListener(OpenMSPSynchroTargetListener listener, String version, UserTerminal terminal)  {
00118     TargetContainer container = (TargetContainer)targetMap.get(listener.getTargetName());
00119     if (container == null)  {
00120       container = new TargetContainer();
00121       container.TargetList = new Array();
00122       container.targetName = listener.getTargetName();
00123       targetMap.put(listener.getTargetName(), container);
00124     }
00125     TargetVersion target = new TargetVersion();
00126     target.target = listener;
00127     target.version = version;
00128     target.terminal = terminal;
00129     container.TargetList.add(target);
00130   }
00131   
00141   public OpenMSPSynchroTargetListener getSynchroTargetListener(String listenerName, String version , UserTerminal terminal) {
00142         LogManager.traceDebug(0, "SynchroTargerManager getSynchroTargetListener String listenerName, String version."+listenerName+" / "+version);
00143     TargetContainer container = (TargetContainer)targetMap.get(listenerName);
00144     if ((container == null) || (container.TargetList.size() == 0))  {
00145       return null;
00146     }  
00147     OpenMSPSynchroTargetListener foundlistener = ((TargetVersion)container.TargetList.get(0)).target;
00148     int size = container.TargetList.size();
00149     for (int i=0; i<size; i++)  {
00150       TargetVersion currentTarget = (TargetVersion)container.TargetList.get(i);
00151       if ((version != null) && (terminal != null))  {
00152         if ((currentTarget.version != null) && (currentTarget.terminal != null)) {
00153           if ((currentTarget.version.equals(version)) && (currentTarget.terminal.equals(terminal))){
00154                 LogManager.traceDebug(0, "SynchroTargerManager getSynchroTargetListener found listener for version&terminal :"+currentTarget.version);
00155             foundlistener = currentTarget.target;
00156             break;
00157           }
00158         }else   if ((currentTarget.version != null) && (currentTarget.version.equals(version))) {
00159                 LogManager.traceDebug(0, "SynchroTargerManager getSynchroTargetListener found listener for version."+currentTarget.version);
00160           foundlistener = currentTarget.target;
00161         }else   if ((currentTarget.terminal != null) && (currentTarget.terminal.equals(terminal))) {
00162                 LogManager.traceDebug(0, "SynchroTargerManager getSynchroTargetListener found listener for teminal."+currentTarget.version);
00163          foundlistener = currentTarget.target;
00164         }
00165       } else  if (version != null)  {
00166         if ((currentTarget.version != null) && (currentTarget.version.equals(version))) {
00167          LogManager.traceDebug(0, "SynchroTargerManager getSynchroTargetListener found listener for version 2."+currentTarget.version);
00168          foundlistener = currentTarget.target;
00169         }
00170       } else  if (terminal != null)  {
00171         if ((currentTarget.terminal != null) && (currentTarget.terminal.equals(terminal))) {
00172                 LogManager.traceDebug(0, "SynchroTargerManager getSynchroTargetListener found listener for terminal 2."+currentTarget.version);
00173           foundlistener = currentTarget.target;
00174         }
00175       } else  {
00176         if ((currentTarget.terminal == null) && (currentTarget.version == null)) {
00177                 LogManager.traceDebug(0, "SynchroTargerManager getSynchroTargetListener found listener for NOT version& NOT terminal."+currentTarget.version);
00178          foundlistener = currentTarget.target;
00179         }
00180       }
00181     }
00182     LogManager.traceDebug(0, "SynchroTargerManager getSynchroTargetListener found listener object:"+foundlistener);
00183     return foundlistener;
00184   }
00185   
00186   public ProxySyncroTarget getProxySynchroTargetForTerminal(UserTerminal terminal)  {
00187     ProxySyncroTarget proxy = (ProxySyncroTarget)proxyList.get(terminal);
00188     if (proxy == null)  {
00189       proxy  = defaultProxy;
00190     }
00191     return proxy;
00192   }
00193 
00194 }

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