/*
   * The contents of this file are subject to the BT "ZEUS" Open Source
   * Licence (L77741), Version 1.0 (the "Licence"); you may not use this file
   * except in compliance with the Licence. You may obtain a copy of the Licence
   * from $ZEUS_INSTALL/licence.html or alternatively from
   * http://www.labs.bt.com/projects/agents/zeus/licence.htm
   *
   * Except as stated in Clause 7 of the Licence, software distributed under the
   * Licence is distributed WITHOUT WARRANTY OF ANY KIND, either express or
  * implied. See the Licence for the specific language governing rights and
  * limitations under the Licence.
  *
  * The Original Code is within the package zeus.*.
  * The Initial Developer of the Original Code is British Telecommunications
  * public limited company, whose registered office is at 81 Newgate Street,
  * London, EC1A 7AJ, England. Portions created by British Telecommunications
  * public limited company are Copyright 1996-2001. All Rights Reserved.
  *
  * THIS NOTICE MUST BE INCLUDED ON ANY COPY OF THIS FILE
  */
  
  package zeus.actors.outtrays;
  
  // import rmi classes
  import javax.naming.*;
  import java.util.*;
  import zeus.util.*;
  //import java.rmi.RemoteException;
  //import java.rmi.RMISecurityManager;
  //import java.rmi.server.UnicastRemoteObject;
  import javax.rmi.*;
  import zeus.concepts.*;
  import zeus.actors.*;
  import java.io.*;
  import fipa97.FIPA_Agent_97;
  import fipa97.FIPA_Agent_97Helper;
  import org.omg.CORBA.*;
  import org.omg.CORBA.portable.*;
  import org.omg.CosNaming.*;
  import zeus.actors.factories.*;
  import javax.agent.service.*;
  import javax.agent.*;
  
  /***
      This class is a FIPA complient PostMan that can be used to build an
      ACC agent which when working with the NameServer provides a link between
      the Zeus platform and other FIPA complient platforms
      */
  public class FIPA_PostMan extends zeus.actors.PostMan {
  
    protected  javax.naming.Context  initialNamingContext = null;
    private FileWriter log;
    private File file = null; 
    public FIPA_PostMan(MailBox mbox, Queue outMail, Queue ccMail, Address myAddress) {
     //super (mbox,outMail,ccMail,myAddress);
  
      this.mbox      = mbox;
      this.outMail   = outMail;
      this.ccMail    = ccMail;
      this.myAddress = myAddress;
  
      if ( ccMail == null )
         this.setPriority(Thread.NORM_PRIORITY);
  
      try {
           initialNamingContext = new InitialContext();}
           catch (Exception e) {
              e.printStackTrace(); }
      this.setName ("FIPA_PostMan");
      this.start();
  
    }
  
  
    public void run() {
       FIPAPerformative msg;
       String       receiver;
       boolean done = false;
       dispatching = true;
       
       try {
        file = new File  (SystemProps.getProperty("http_root")+ SystemProps.getProperty("out_log")); 
        log = new FileWriter (file,true);    
           
       }
       catch (Exception e) {
           e.printStackTrace();
       }
       while( dispatching ) {
          try {
              msg = (FIPAPerformative) outMail.dequeue();
             /*        
              Enumeration test = msg.getFIPAReceivers();
              while (test.hasMoreElements()){
               FIPA_AID_Address addr = (FIPA_AID_Address) test.nextElement();
              }*/
              done = false;
              Enumeration recs = msg.getFIPAReceivers();
              while (recs.hasMoreElements () && !done) {
             try {
                 FIPA_AID_Address addr = (FIPA_AID_Address) recs.nextElement();
                 System.out.println(msg.toString());
                 done = postFIPAMsg (msg, addr);
                 file.setLastModified(java.lang.System.currentTimeMillis());
                 }
                 catch (Exception e) {
                         System.out.println("exception in address, probably proprietary/ unhandled transport");
                         System.out.println("zeus is trying next address");
               		 e.printStackTrace(); }
                	catch (Error er) {
 	                System.out.println("error in address, probably proprietary/ unhandled transport");
                         System.out.println("zeus is trying next address");
                 	er.printStackTrace();
                 }
                 System.out.println("recs = " + recs.toString());
                 if (done) System.out.println("done = true");
                 else System.out.println("done = false");
                 }
               System.out.println("iterating");
             } catch (Exception e) {
                e.printStackTrace(); }
                catch (Error er) {
                 er.printStackTrace();
                 }
        // System.out.println("\n Message Transport error \n Zeus is recovering");
 //     	 yield();
 
      }
   }
 
 
   /***
     posts the message to the appropriate transport, will set the return address to
     */
    public boolean postFIPAMsg( FIPAPerformative msg, FIPA_AID_Address addr ) {
    try {
     boolean isOk = false;
     int nTry = 0;
     //FIPA_AID_Address sender = new FIPA_AID_Address("agent-identifier\n:name " + myAddress.getName() + "@" + myAddress.getHost() + "\n:addresses (sequence iiop://" + myAddress.getHost() + "/ACC)");
   //  msg.setSender(sender);
   //  msg.setAddress(myAddress);
     Iterator addressIter = addr.iterator();
     String thisAddress = new String();
     while( addressIter.hasNext()) {
 
             thisAddress = (String) addressIter.next();
 	    debug ("trying : " + thisAddress);
             TransportFactoryMethod tfm = new TransportFactoryMethod();
             TransportFactory tFactory = tfm.getTransportFactory();
             tFactory.setLog(file); 
             try {
                 OutTray trans = tFactory.getTransport(thisAddress);
                 javax.agent.Envelope env = msg.jasEnvelope(addr,thisAddress);
                 trans.send (env);
                 return (true);
                 }
                 catch (TransportUnsupportedException tue) {
                     tue.printStackTrace();
                    }
                 catch (UnsuitableMessageException ume) {
                     ume.printStackTrace();
                 }
                 catch (Exception e) {
                         e.printStackTrace();
                         // continue
                         }
                 catch (Error er) {
                         // continue
                         }
     }
     return false;    }
     catch (Exception e){
         e.printStackTrace();
         return false;
         }
   }
 
   private void debug(String str) {
    //     System.out.println("FIPA_PostMan>> " + str);
         }
 
 
 
 
 
 }