org.apache.jackrabbit.mk.blobs
Class MongoBlobStore

java.lang.Object
  org.apache.jackrabbit.mk.blobs.AbstractBlobStore
      org.apache.jackrabbit.mk.blobs.MongoBlobStore

All Implemented Interfaces:

Closeable, BlobStore, Cache.Backend<AbstractBlobStore.BlockId,AbstractBlobStore.Data>

public class MongoBlobStore
extends AbstractBlobStore

A blob store that uses MongoDB.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.jackrabbit.mk.blobs.AbstractBlobStore

AbstractBlobStore.BlockId, AbstractBlobStore.Data

Field Summary

Fields inherited from class org.apache.jackrabbit.mk.blobs.AbstractBlobStore

HASH_ALGORITHM, inUse, TYPE_DATA, TYPE_HASH, TYPE_HASH_COMPRESSED

Constructor Summary

MongoBlobStore()

Method Summary

void	close()
protected boolean	isMarkEnabled()
protected void	mark(AbstractBlobStore.BlockId id)
protected byte[]	readBlockFromBackend(AbstractBlobStore.BlockId id)
void	startMark()
protected void	storeBlock(byte[] digest, int level, byte[] data)
int	sweep()

Methods inherited from class org.apache.jackrabbit.mk.blobs.AbstractBlobStore

addBlob, clearCache, clearInUse, getBlobLength, getBlockSize, getBlockSizeMin, load, mark, markInUse, readBlob, setBlockSize, setBlockSizeMin, usesBlobId, writeBlob

Methods inherited from class java.lang.Object

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

Constructor Detail

MongoBlobStore

public MongoBlobStore()
               throws IOException

Throws:

IOException

Method Detail

readBlockFromBackend

protected byte[] readBlockFromBackend(AbstractBlobStore.BlockId id)

Specified by:

readBlockFromBackend in class AbstractBlobStore

storeBlock

protected void storeBlock(byte[] digest,
                          int level,
                          byte[] data)

Specified by:

storeBlock in class AbstractBlobStore

close

public void close()

Specified by:

close in interface Closeable

Specified by:

close in interface BlobStore

Overrides:

close in class AbstractBlobStore

startMark

public void startMark()
               throws Exception

Specified by:

startMark in class AbstractBlobStore

Throws:

Exception

isMarkEnabled

protected boolean isMarkEnabled()

Specified by:

isMarkEnabled in class AbstractBlobStore

mark

protected void mark(AbstractBlobStore.BlockId id)
             throws Exception

Specified by:

mark in class AbstractBlobStore

Throws:

Exception

sweep

public int sweep()
          throws Exception

Specified by:

sweep in class AbstractBlobStore

Throws:

Exception