/* (non-Javadoc)
* @see backtype.storm.topology.base.BaseRichSpout#ack(java.lang.Object)
*/
@Override
public void ack(Object msgId) {
KafkaMessageId id = (KafkaMessageId) msgId;
PartitionManager pm = this._pmKeeper.getManagers(id.getPartitionId());
if (null != pm) {
/*
* remove pending offset
* done emit and no need to commit
*/
pm.ack(id.getOffset());
}
}
/* (non-Javadoc)
* @see backtype.storm.topology.base.BaseRichSpout#fail(java.lang.Object)
*/
@Override
public void fail(Object msgId) {
/*
* collector.emit(tup, new KafkaMessageId(this._id, toEmitMsg.getOffset()));
* so i can get from here
*/
KafkaMessageId id = (KafkaMessageId) msgId;
PartitionManager pm = this._pmKeeper.getManagers(id.getPartitionId());
if (null != pm) {
// rollback to recommit
pm.fail(id.getOffset());
}
}
// update state to zk
private void commit() {
this._lastUpdateMs = System.currentTimeMillis();
for (PartitionManager pm : this._pmKeeper.getPartitionManagers()) {
pm.commit();
}
}