org.agilewiki.jfile.transactions

Class DurableTransactionLogger

java.lang.Object

org.agilewiki.jactor.lpc.JLPCActor

org.agilewiki.jfile.JFile

org.agilewiki.jfile.transactions.DurableTransactionLogger

All Implemented Interfaces:

org.agilewiki.jactor.Actor, org.agilewiki.jactor.apc.APCRequestSource, org.agilewiki.jactor.apc.RequestProcessor, org.agilewiki.jactor.lpc.RequestSource, org.agilewiki.jactor.lpc.TargetActor, BlockProcessor, Finisher

public final class DurableTransactionLogger
extends JFile
implements BlockProcessor

Durably (fsync'd/forced) logs blocks of transactions.

Nested Class Summary

Nested classes/interfaces inherited from class org.agilewiki.jactor.lpc.JLPCActor

org.agilewiki.jactor.lpc.JLPCActor.SMBuilder

Field Summary

Fields

Modifier and Type	Field and Description
long	currentPosition

Fields inherited from class org.agilewiki.jfile.JFile

fileChannel, metaData

Constructor Summary

Constructors

Constructor and Description
DurableTransactionLogger()

Method Summary

Methods

Modifier and Type	Method and Description
void	finish(org.agilewiki.jactor.RP rp)
void	processBlock(ProcessBlock req, org.agilewiki.jactor.RP rp)
void	setNext(BlockProcessor nextInPipeline) Creates a buffered connection to the block processor that is next in the pipeline.

Methods inherited from class org.agilewiki.jfile.JFile

close, forceBeforeWriteRootJid, forcedWriteRootJid, forceRootJid, getFileName, open, open, readRootJid, writeRootJid

Methods inherited from class org.agilewiki.jactor.lpc.JLPCActor

acceptEvent, acceptRequest, getActorType, getAncestor, getExceptionHandler, getFactory, getMailbox, getMailboxFactory, getMatch, getParent, hasDataItem, haveEvents, initialize, initialize, initialize, initialize, initialize, requirements, responseFrom, send, send, sendEvent, setExceptionHandler, setInitialBufferCapacity

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.agilewiki.jactor.lpc.TargetActor

setExceptionHandler

Methods inherited from interface org.agilewiki.jactor.Actor

acceptEvent, acceptRequest, getActorType, getAncestor, getFactory, getMailbox, getMatch, getParent, hasDataItem, setInitialBufferCapacity

Field Detail

currentPosition

public long currentPosition

Constructor Detail

DurableTransactionLogger

public DurableTransactionLogger()

Method Detail

setNext

public void setNext(BlockProcessor nextInPipeline)
             throws Exception

Creates a buffered connection to the block processor that is next in the pipeline.

Parameters:

nextInPipeline - The next block processor in the pipeline.

Throws:

Exception

finish

public void finish(org.agilewiki.jactor.RP rp)
            throws Exception

Specified by:

finish in interface Finisher

Throws:

Exception

processBlock

public void processBlock(ProcessBlock req,
                org.agilewiki.jactor.RP rp)
                  throws Exception

Specified by:

processBlock in interface BlockProcessor

Throws:

Exception