{
int iterations = numMessages / commitSize;
MessagingXid xid = null;
xid = new MessagingXid("bq1".getBytes(), 1, new GUID().toString().getBytes());
xaResource.start(xid, XAResource.TMNOFLAGS);
for (int outerCount = 0; outerCount < iterations; outerCount++)
{
for (int innerCount = 0; innerCount < commitSize; innerCount++)
{
Message m = getMessage();
if (m == null)
{
log.error("Message is null");
failed = true;
return;
}
String prodName = m.getStringProperty("PROD_NAME");
Integer msgCount = new Integer(m.getIntProperty("MSG_NUMBER"));
// log.info("got " + prodName + ":" + msgCount);
Count count = (Count)counts.get(prodName);
if (count == null)
{
//First time
if (msgCount.intValue() != 0)
{
log.error("First message from " + prodName + " is not 0, it is " + msgCount);
failed = true;
return;
}
else
{
count = new Count();
counts.put(prodName, count);
}
}
else
{
if (count.lastCommitted != msgCount.intValue() - 1)
{
log.error("Message out of sequence for " + prodName + ", expected " + (count.lastCommitted + 1) + ", actual " + msgCount);
failed = true;
return;
}
}
count.lastCommitted = msgCount.intValue();
count.lastReceived = msgCount.intValue();
if (innerCount == commitSize -1)
{
xaResource.end(xid, XAResource.TMSUCCESS);
xaResource.prepare(xid);
xaResource.commit(xid, false);
//Starting new tx
xid = new MessagingXid("bq1".getBytes(), 1, new GUID().toString().getBytes());
xaResource.start(xid, XAResource.TMNOFLAGS);
}
processingDone();
}
if (outerCount == iterations - 1)
{
break;
}
for (int innerCount = 0; innerCount < rollbackSize; innerCount++)
{
Message m = getMessage();
if (m == null)
{
log.error("Message is null (rollback)");
failed = true;
return;
}
String prodName = m.getStringProperty("PROD_NAME");
Integer msgCount = new Integer(m.getIntProperty("MSG_NUMBER"));
// log.info("got " + prodName + ":" + msgCount);
Count count = (Count)counts.get(prodName);
if (count == null)
{
// First time
if (msgCount.intValue() != 0)
{
log.error("First message from " + prodName + " is not 0, it is " + msgCount);
failed = true;
return;
}
else
{
count = new Count();
count.lastCommitted = -1;
counts.put(prodName, count);
}
}
else
{
if (count.lastReceived != msgCount.intValue() - 1)
{
log.error("Message out of sequence");
failed = true;
return;
}
}
count.lastReceived = msgCount.intValue();
if (innerCount == rollbackSize -1)
{
xaResource.end(xid, XAResource.TMSUCCESS);
xaResource.prepare(xid);
xaResource.rollback(xid);
xid = new MessagingXid("bq1".getBytes(), 1, new GUID().toString().getBytes());
xaResource.start(xid, XAResource.TMNOFLAGS);
}
processingDone();
}
}