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//----------------------------------------------------------------------------
//
// Module: SenderReceiver.java
//
// Description: Transaction context propagation class.
//
// Product: com.sun.jts.CosTransactions
//
// Author: Simon Holdsworth
//
// Date: June, 1997
//
// Copyright (c): 1995-1997 IBM Corp.
//
// The source code for this program is not published or otherwise divested
// of its trade secrets, irrespective of what has been deposited with the
// U.S. Copyright Office.
//
// This software contains confidential and proprietary information of
// IBM Corp.
//----------------------------------------------------------------------------
package com.sun.jts.CosTransactions;
import org.omg.CORBA.*;
import org.omg.CORBA.TSIdentificationPackage.*;
import org.omg.CosTransactions.*;
import org.omg.CosTSPortability.*;
import java.util.logging.Logger;
import java.util.logging.Level;
import com.sun.logging.LogDomains;
/**
* The SenderRecevier class is our implemention of the OTS Sender and Receiver
* classes.
* <p>
* Their method are implemented here as passthroughs to avoid dependency on the
* CosTSPortability package in com.ibm.jts.implement. This is because
* CosTSPortability is a deprecated interface in the OMG specification.
*
* @version 0.1
*
* @author Simon Holdsworth, IBM Corporation
*
* @see
*/
//----------------------------------------------------------------------------
// CHANGE HISTORY
//
// Version By Change Description
// 0.1 SAJH Initial implementation.
//----------------------------------------------------------------------------
class SenderReceiver implements Sender, Receiver {
private static SenderReceiver sendRec = new SenderReceiver();
/*
Logger to log transaction messages
*/
static Logger _logger = LogDomains.getLogger(SenderReceiver.class, LogDomains.TRANSACTION_LOGGER);
/**
* Default constructor.
*
* @param
*
* @return
*
* @see
*/
SenderReceiver() {}
/**
* Pass the operation through to the CurrentTransaction class.
*
* @param id The request identifier.
* @param holder The completed context object.
*
* @return
*
* @exception TRANSACTION_ROLLEDBACK The current transaction
* has been rolled back. The message should not be sent and
* TRANSACTION_ROLLEDBACK should be returned to the caller.
* @exception TRANSACTION_REQUIRED There is no current transaction.
*
* @see
*/
public void sending_request(int id, PropagationContextHolder holder)
throws TRANSACTION_ROLLEDBACK, TRANSACTION_REQUIRED {
if (_logger.isLoggable(Level.FINE)) {
if (holder.value != null) {
_logger.log(Level.FINE,"In sending_request"+
":"+id+","+holder.value.current.otid.formatID);
} else {
_logger.log(Level.FINE,"In sending_request"+ ":"+id+","+holder);
}
}
CurrentTransaction.sendingRequest(id, holder);
if (_logger.isLoggable(Level.FINE)) {
if (holder.value != null) {
_logger.log(Level.FINE,"Out sending_request"+
":"+id+","+holder.value.current.otid.formatID);
} else {
_logger.log(Level.FINE,"Out sending_request"+ ":"+id+","+holder);
}
}
}
/**
* Pass the operation through to the CurrentTransaction class.
*
* @param id The request identifier.
* @param context The PropagationContext from the message.
* @param ex The exception on the message.
*
* @return
*
* @exception WrongTransaction The context returned on the reply is for a
* different transaction from the current one on the thread.
*
* @see
*/
public void received_reply(int id, PropagationContext context,
org.omg.CORBA.Environment ex)
throws org.omg.CORBA.WrongTransaction {
if (_logger.isLoggable(Level.FINE)) {
if (context != null) {
_logger.log(Level.FINE,"In received_reply"+
":"+id+","+context.current.otid.formatID);
} else {
_logger.log(Level.FINE,"In received_reply"+ ":"+id+", null context");
}
}
CurrentTransaction.receivedReply(id, context, ex);
if (_logger.isLoggable(Level.FINE)) {
if (context != null) {
_logger.log(Level.FINE,"Out received_reply"+
":"+id+","+context.current.otid.formatID);
} else {
_logger.log(Level.FINE,"Out received_reply"+ ":"+id+", null context");
}
}
}
/**
* Pass the operation through to the CurrentTransaction class.
*
* @param id The request identifier.
* @param context The PropagationContext from the message.
*
* @return
*
* @see
*/
public void received_request(int id, PropagationContext context) {
if (_logger.isLoggable(Level.FINE)) {
if (context != null) {
_logger.log(Level.FINE,"In received_request"+
":"+id+","+context.current.otid.formatID);
} else {
_logger.log(Level.FINE,"In received_request"+ ":"+id+", null context");
}
}
CurrentTransaction.receivedRequest(id, context);
if (_logger.isLoggable(Level.FINE)) {
if (context != null) {
_logger.log(Level.FINE,"Out received_request"+
":"+id+","+context.current.otid.formatID);
} else {
_logger.log(Level.FINE,"Out received_request"+ ":"+id+", null context");
}
}
}
/**
* Pass the operation through to the CurrentTransaction class.
*
* @param id The request identifier.
* @param holder The context to be returned on the reply.
*
* @return
*
* @exception INVALID_TRANSACTION The current transaction has
* outstanding work on this reply, and has been marked rollback-only,
* or the reply is returning when a different transaction is active
* from the one active when the request was imported.
* @exception TRANSACTION_ROLLEDBACK The current transaction has
* already been rolled back.
*
* @see
*/
public void sending_reply(int id, PropagationContextHolder holder)
throws INVALID_TRANSACTION, TRANSACTION_ROLLEDBACK {
if (_logger.isLoggable(Level.FINE)) {
if (holder.value != null) {
_logger.log(Level.FINE,"In sending_reply"+
":"+id+","+holder.value.current.otid.formatID);
} else {
_logger.log(Level.FINE,"In sending_reply"+ ":"+id+","+holder);
}
}
CurrentTransaction.sendingReply(id, holder);
if (_logger.isLoggable(Level.FINE)) {
if (holder.value != null) {
_logger.log(Level.FINE,"Out sending_reply"+
":"+id+","+holder.value.current.otid.formatID);
} else {
_logger.log(Level.FINE,"Out sending_reply"+ ":"+id+","+holder);
}
}
}
/**
* Identifies an instance of this class to the TSIdentification object.
*
* @param ident The TSIdentification object.
*
* @return
*
* @see
*/
static void identify(TSIdentification ident) {
try {
ident.identify_sender(sendRec);
ident.identify_receiver(sendRec);
if (_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE,"Sender/Receiver "+ sendRec +
" successfully identified");
}
} catch(AlreadyIdentified exc) {
_logger.log(Level.FINE,"jts.already_indetified_communication_manager");
} catch (NotAvailable exc) {
_logger.log(Level.WARNING,"jts.unable_to_indetify_communication_manager");
}
}
private void debugMessage(String msg, int id, PropagationContext ctx) {
//System.err.print is not removed as debug Message will no more be
//used.
_logger.log(Level.FINE,msg+";"+id);
if (ctx == null) {
_logger.log(Level.FINE,"");
} else {
_logger.log(Level.FINE,"," + ctx.current.otid.formatID);
}
}
}