/**
* Copyright (C) 2000-2010 Atomikos <info@atomikos.com>
*
* This code ("Atomikos TransactionsEssentials"), by itself,
* is being distributed under the
* Apache License, Version 2.0 ("License"), a copy of which may be found at
* http://www.atomikos.com/licenses/apache-license-2.0.txt .
* You may not use this file except in compliance with the License.
*
* While the License grants certain patent license rights,
* those patent license rights only extend to the use of
* Atomikos TransactionsEssentials by itself.
*
* This code (Atomikos TransactionsEssentials) contains certain interfaces
* in package (namespace) com.atomikos.icatch
* (including com.atomikos.icatch.Participant) which, if implemented, may
* infringe one or more patents held by Atomikos.
* It should be appreciated that you may NOT implement such interfaces;
* licensing to implement these interfaces must be obtained separately from Atomikos.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*/
package com.atomikos.icatch.imp;
import com.atomikos.icatch.HeurHazardException;
import com.atomikos.icatch.HeurMixedException;
import com.atomikos.icatch.HeurRollbackException;
import com.atomikos.icatch.HeuristicMessage;
import com.atomikos.icatch.Participant;
import com.atomikos.icatch.RollbackException;
import com.atomikos.icatch.system.Configuration;
/**
*
*
* A commit message implemenation.
*/
class CommitMessage extends PropagationMessage
{
protected boolean onephase_ = false;
protected int retrycount_ = 0;
// no of tries retry is done
public CommitMessage ( Participant participant , Result result ,
boolean onephase )
{
super ( participant , result );
onephase_ = onephase;
}
/**
* A commit message.
*
* @return Object An array of heuristic messages.
* @exception PropagationException
* If problems. If heuristics, this will be a heuristic
* exception; otherwise, commit has to be retried since
* participant can be indoubt. Hence, if not heuristic in
* nature, then the error is transient.
*/
protected Object send () throws PropagationException
{
Participant part = getParticipant ();
HeuristicMessage[] msgs = null;
try {
msgs = part.commit ( onephase_ );
return msgs;
} catch ( RollbackException rb ) {
throw new PropagationException ( rb, false );
} catch ( HeurMixedException heurm ) {
throw new PropagationException ( heurm, false );
} catch ( HeurRollbackException heurr ) {
throw new PropagationException ( heurr, false );
} catch ( Exception e ) {
// heuristic hazard or not, participant might be indoubt.
// fill in exact heuristic messages by using buffer effect
// of participant proxies.
String msg = "Unexpected error in commit";
Configuration.logWarning ( msg, e );
HeurHazardException heurh = new HeurHazardException ( part
.getHeuristicMessages () );
throw new PropagationException ( heurh, true );
}
}
public String toString ()
{
return ("CommitMessage to " + getParticipant ());
}
}