co.cask.cdap.logging.save

Class CheckpointManager

java.lang.Object

co.cask.cdap.logging.save.CheckpointManager

public final class CheckpointManager
extends Object

Manages reading/writing of checkpoint information for a topic and partition.

Constructor Summary

Constructors

Constructor and Description
CheckpointManager(LogSaverTableUtil tableUtil, co.cask.tephra.TransactionExecutorFactory txExecutorFactory, String topic, int prefix)

Method Summary

Methods

Modifier and Type	Method and Description
Checkpoint	getCheckpoint(int partition)
Map<Integer,Checkpoint>	getCheckpoint(Set<Integer> partitions)
void	saveCheckpoint(Map<Integer,Checkpoint> checkpoints)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CheckpointManager

public CheckpointManager(LogSaverTableUtil tableUtil,
                 co.cask.tephra.TransactionExecutorFactory txExecutorFactory,
                 String topic,
                 int prefix)

Method Detail

saveCheckpoint

public void saveCheckpoint(Map<Integer,Checkpoint> checkpoints)
                    throws Exception

Throws:

Exception

getCheckpoint

public Map<Integer,Checkpoint> getCheckpoint(Set<Integer> partitions)
                                      throws Exception

Throws:

Exception

getCheckpoint

public Checkpoint getCheckpoint(int partition)
                         throws Exception

Throws:

Exception