com.bigdata.journal

Class DeleteBlockCommitter

java.lang.Object

com.bigdata.journal.DeleteBlockCommitter

All Implemented Interfaces:

ICommitter

public class DeleteBlockCommitter
extends Object
implements ICommitter

Defines the callback object called on commit that enables the deferred delete blocks to be associated with a CommitRecord.

Author:

Martyn Cutcher

Constructor Summary

Constructors

Constructor and Description
DeleteBlockCommitter(IRWStrategy strategy)

Method Summary

Methods

Modifier and Type	Method and Description
long	handleCommit(long commitTime) Flush dirty state to the store in preparation for an atomic commit and return the address from which the persistence capable data structure may be reloaded.
void	invalidate(Throwable t) Mark an ICommitter as invalid.

Methods inherited from class java.lang.Object

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

Constructor Detail

DeleteBlockCommitter

public DeleteBlockCommitter(IRWStrategy strategy)

Method Detail

handleCommit

public long handleCommit(long commitTime)

Description copied from interface: ICommitter

Flush dirty state to the store in preparation for an atomic commit and return the address from which the persistence capable data structure may be reloaded.

Specified by:

handleCommit in interface ICommitter

Parameters:

commitTime - The timestamp assigned to the commit.

Returns:

The address of the record from which the persistence capable data structure may be reloaded. If no changes have been made then the previous address should be returned as it is still valid.

invalidate

public void invalidate(Throwable t)

Description copied from interface: ICommitter

Mark an ICommitter as invalid. This will prevent it from allowing any writes through to the backing store.

Specified by:

invalidate in interface ICommitter

Parameters:

t - A cause (required).

See Also:

https://jira.blazegraph.com/browse/BLZG-1953