DefaultOpenMSPSynchroTargetListener.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 org.openmobileis.common.context.SessionContext;
00028 import org.openmobileis.common.context.SessionContextManager;
00029 import org.openmobileis.common.util.collection.Array;
00030 import org.openmobileis.common.util.exception.ServiceException;
00031 import org.openmobileis.common.util.log.LogManager;
00032 import org.openmobileis.synchro.openmsp.OpenMSPException;
00033 import org.openmobileis.synchro.openmsp.protocol.AbstractCommand;
00034 import org.openmobileis.synchro.openmsp.protocol.Command;
00035 import org.openmobileis.synchro.openmsp.protocol.ContainerMessage;
00036 import org.openmobileis.synchro.openmsp.protocol.Element;
00037 import org.openmobileis.synchro.openmsp.protocol.Result;
00038 import org.openmobileis.synchro.openmsp.protocol.Status;
00039 import org.openmobileis.synchro.openmsp.server.util.OpenMISFile;
00040 import org.openmobileis.synchro.security.auth.Credential;
00041 import org.openmobileis.synchro.security.auth.CredentialCodec;
00042 
00050 public abstract class DefaultOpenMSPSynchroTargetListener implements OpenMSPSynchroTargetListener {
00051  // private Array addFileRepository;
00055   public DefaultOpenMSPSynchroTargetListener() {
00056     super();
00057   }
00058 
00059   public SyncTargetAnswer processCommand(Credential cred,ContainerMessage containerMessage)  throws OpenMSPException {
00060     this.clearaddFileRepository();
00061         AbstractCommand command = (AbstractCommand) containerMessage.getElement();
00062     Array returnList =  new Array(5);
00063     try {
00064       beginProcessOpenMSpCommand(cred);
00065       try {
00066         Object returnMessage = null;
00067         switch (command.getElementType())  {
00068           case Element.MAP :
00069             containerMessage.resetCursor();
00070             returnMessage = this.processMapCommand(cred, containerMessage);
00071             break;
00072           case Element.RESULT :
00073             this.processResultCommand(cred, (Result)command);
00074             break;
00075           case Element.STATUS :
00076             this.processStatusCommand(cred, (Status)command);
00077             break;
00078           case Element.SYNC :
00079             long sessionID = ((Command) command).getSourceSessionID();
00080             containerMessage.resetCursor();
00081             returnMessage = this.processSyncCommand(sessionID, containerMessage);
00082             break;
00083           case Element.GET :
00084             containerMessage.resetCursor();
00085             returnMessage = this.processGetCommand(cred, containerMessage);
00086             break;
00087           default:
00088             break;
00089         }
00090         if (returnMessage != null)  {
00091           if (returnMessage instanceof ContainerMessage[]) {
00092             ContainerMessage[] tempCont = (ContainerMessage[])returnMessage;
00093             for (int i=0; i<tempCont.length ;i++)  {
00094               returnList.add(tempCont[i]);
00095             }
00096           } else  {
00097             returnList.add(returnMessage);
00098           }
00099         }
00100      } finally {
00101         ContainerMessage[] endMess = endProcessOpenMSpCommand();
00102         if (endMess != null)  {
00103           for (int i=0; i<endMess.length ;i++)  {
00104             returnList.add(endMess[i]);
00105           }
00106         }
00107       }
00108     } catch (Throwable ex)  {
00109         int expstatus = Status.STATUS_FAILED;
00110         if (ex instanceof OpenMSPException) {
00111                                 OpenMSPException omspex = (OpenMSPException) ex;
00112         if (omspex.getSyncStatus() != OpenMSPException.NO_STATUS_DEFINED) expstatus = omspex.getSyncStatus();                           
00113                         }
00114                 
00115       Status status = new Status(command.getCmdId(), expstatus);
00116       ContainerMessage statusContainer = new ContainerMessage(status);
00117       returnList.add(statusContainer);
00118       LogManager.traceError(0, ex);
00119     }
00120     SyncTargetAnswer answer  = new SyncTargetAnswer();
00121     Array addFileRepository = this.getAddFileRepository(false);
00122     if (addFileRepository != null)  {
00123       OpenMISFile[] addCyberFiles = new OpenMISFile[addFileRepository.size()];
00124       addFileRepository.toArray(addCyberFiles);
00125       answer.answerfiles = addCyberFiles;
00126     }
00127     if (returnList.size() != 0) {
00128       ContainerMessage[] returnContainer = new ContainerMessage[returnList.size()];
00129       returnList.toArray(returnContainer);
00130       answer.containerMessage = returnContainer;
00131      }
00132     return answer;
00133   }
00134 
00135   protected ContainerMessage[] processSyncCommand(long sessionId, ContainerMessage syncCommande) throws OpenMSPException {
00136     // get data
00137     Command sync = (Command)syncCommande.getElement();
00138     Credential cred = CredentialCodec.getOpenMSPCredential(sync.getCrendential());
00139     Array returnList = new Array(10);
00140     this.notifySyncAction(sessionId, cred, sync);
00141     while (syncCommande.hasMoreMessage())  {
00142       ContainerMessage commandContainer = syncCommande.nextMessage();
00143       Element command = commandContainer.getElement();
00144       if (command.getElementType() == Element.ADD) {
00145         Status status = this.processAddCommand(cred, commandContainer);
00146         if (status != null) {
00147           returnList.add(new ContainerMessage(status));
00148         }
00149       } else if (command.getElementType() == Element.DELETE) {
00150         Status status = this.processDeleteCommand(cred, commandContainer);
00151         if (status != null) {
00152           returnList.add(new ContainerMessage(status));
00153         }
00154       } else if (command.getElementType() == Element.REPLACE) {
00155         Status status = this.processReplaceCommand(cred, commandContainer);
00156         if (status != null) {
00157           returnList.add(new ContainerMessage(status));
00158         }
00159       }
00160     }
00161     ContainerMessage[] ret = null;
00162     if (returnList.size() != 0) {
00163        ret = new ContainerMessage[returnList.size()];
00164       returnList.toArray(ret);
00165     }
00166     return ret;
00167   }
00168 
00174    protected void addFileToSynchro(OpenMISFile file) throws ServiceException {
00175 
00176      this.getAddFileRepository(true).add(file);
00177    }
00178    
00179    private Array getAddFileRepository(boolean create)   {
00180            SessionContext context = SessionContextManager.getManager().getSessionContext();
00181            Array addFileRepository = (Array) context.getAttribute("FWKopemis_addFileRepository_attr");
00182            if (addFileRepository == null && create)     {
00183                    addFileRepository = new Array(15);
00184                    context.setAttribute("FWKopemis_addFileRepository_attr", addFileRepository);
00185            }
00186            return addFileRepository;
00187    }
00188    
00189    private void clearaddFileRepository()        {
00190            SessionContext context = SessionContextManager.getManager().getSessionContext();
00191            context.removeAttribute("FWKopemis_addFileRepository_attr");
00192    }
00193   
00194   public abstract String getTargetName();
00195 
00196   protected abstract ContainerMessage processMapCommand(Credential cred,ContainerMessage mapContainer) throws OpenMSPException;
00197   
00198   protected abstract void notifySyncAction(long sessionId,Credential cred, Command syncCommand)  throws OpenMSPException;
00199 
00200   protected abstract  void processResultCommand(Credential cred,Result resultCommande)  throws OpenMSPException;
00201 
00202   protected abstract void processStatusCommand(Credential cred,Status statusCommande)  throws OpenMSPException;
00203 
00204   protected abstract Status processAddCommand(Credential cred, ContainerMessage addContainer) throws OpenMSPException;
00205 
00206   protected abstract Status processDeleteCommand(Credential cred, ContainerMessage deleteContainer) throws OpenMSPException;
00207  
00208   protected abstract Status processReplaceCommand(Credential cred, ContainerMessage replaceContainer) throws OpenMSPException;
00209 
00210   protected abstract void beginProcessOpenMSpCommand(Credential cred)  throws OpenMSPException;
00211 
00212   protected abstract ContainerMessage[] endProcessOpenMSpCommand()  throws OpenMSPException;
00213 
00214   protected abstract ContainerMessage[] processGetCommand(Credential cred, ContainerMessage getCommande)  throws OpenMSPException;
00215 }

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