com.atomikos.icatch.imp.Propagator Maven / Gradle / Ivy
/**
* Copyright (C) 2000-2019 Atomikos
*
* LICENSE CONDITIONS
*
* See http://www.atomikos.com/Main/WhichLicenseApplies for details.
*/
package com.atomikos.icatch.imp;
import com.atomikos.icatch.config.Configuration;
import com.atomikos.logging.Logger;
import com.atomikos.logging.LoggerFactory;
import com.atomikos.thread.TaskManager;
/**
* A propagator sends PropagationMessages to participants.
*/
class Propagator
{
private static final Logger LOGGER = LoggerFactory.createLogger(Propagator.class);
static long RETRY_INTERVAL = Configuration.getConfigProperties().getOltpRetryInterval();
private boolean threaded_ = true;
Propagator ( boolean threaded )
{
threaded_ = threaded;
}
public synchronized void submitPropagationMessage ( PropagationMessage msg )
{
PropagatorThread t = new PropagatorThread ( msg );
if ( threaded_ ) {
TaskManager.SINGLETON.executeTask ( t );
} else {
t.run();
}
}
private static class PropagatorThread implements Runnable
{
private PropagationMessage msg;
PropagatorThread ( PropagationMessage msg )
{
this.msg = msg;
}
public void run()
{
try {
boolean tryAgain = true;
do {
tryAgain = msg.submit();
if ( tryAgain ) {
//wait a little before retrying
Thread.sleep ( RETRY_INTERVAL );
if ( LOGGER.isTraceEnabled() ) LOGGER.logTrace ( "Propagator: retrying " + "message: " + msg );
}
} while ( tryAgain );
}
catch ( Exception e ) {
LOGGER.logWarning ( "ERROR in propagator: " + e.getMessage () +
(msg != null ? " while sending message: " + msg : "") , e );
}
}
}
}