org.apache.jackrabbit.mongomk

Class MongoMK

java.lang.Object

org.apache.jackrabbit.mongomk.MongoMK

All Implemented Interfaces:

org.apache.jackrabbit.mk.api.MicroKernel

public class MongoMK
extends Object
implements org.apache.jackrabbit.mk.api.MicroKernel

A MicroKernel implementation that stores the data in a MongoDB.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MongoMK.Builder A builder for a MongoMK instance.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	asyncDelay The delay for asynchronous operations (delayed commit propagation and cache update).

Method Summary

Methods

Modifier and Type	Method and Description
void	applyChanges(Revision rev, String path, boolean isNew, boolean isDelete, boolean isWritten, ArrayList<String> added, ArrayList<String> removed) Apply the changes of a node to the cache.
String	branch(String trunkRevisionId)
String	commit(String rootPath, String json, String baseRevId, String message)
String	diff(String fromRevisionId, String toRevisionId, String path, int depth)
void	dispose()
int	getAsyncDelay()
long	getChildNodeCount(String path, String revisionId)
org.apache.jackrabbit.mongomk.Node.Children	getChildren(String path, Revision rev, int limit)
ClusterNodeInfo	getClusterInfo()
DocumentStore	getDocumentStore()
String	getHeadRevision()
String	getJournal(String fromRevisionId, String toRevisionId, String path)
long	getLength(String blobId)
String	getNodes(String path, String revisionId, int depth, long offset, int maxChildNodes, String filter)
int	getPendingWriteCount()
String	getRevisionHistory(long since, int maxEntries, String path)
boolean	isCached(String path)
String	merge(String branchRevisionId, String message)
boolean	nodeExists(String path, String revisionId)
static void	parseAddNode(Commit commit, org.apache.jackrabbit.mk.json.JsopReader t, String path)
int	read(String blobId, long pos, byte[] buff, int off, int length)
String	rebase(String branchRevisionId, String newBaseRevisionId)
void	setAsyncDelay(int delay)
void	stopBackground()
String	waitForCommit(String oldHeadRevisionId, long timeout)
String	write(InputStream in)

Methods inherited from class java.lang.Object

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

Field Detail

asyncDelay

protected int asyncDelay

The delay for asynchronous operations (delayed commit propagation and cache update).

Method Detail

dispose

public void dispose()

getChildren

public org.apache.jackrabbit.mongomk.Node.Children getChildren(String path,
                                                      Revision rev,
                                                      int limit)

getHeadRevision

public String getHeadRevision()
                       throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

getHeadRevision in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

getRevisionHistory

public String getRevisionHistory(long since,
                        int maxEntries,
                        String path)
                          throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

getRevisionHistory in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

waitForCommit

public String waitForCommit(String oldHeadRevisionId,
                   long timeout)
                     throws org.apache.jackrabbit.mk.api.MicroKernelException,
                            InterruptedException

Specified by:

waitForCommit in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

InterruptedException

getJournal

public String getJournal(String fromRevisionId,
                String toRevisionId,
                String path)
                  throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

getJournal in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

diff

public String diff(String fromRevisionId,
          String toRevisionId,
          String path,
          int depth)
            throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

diff in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

nodeExists

public boolean nodeExists(String path,
                 String revisionId)
                   throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

nodeExists in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

getChildNodeCount

public long getChildNodeCount(String path,
                     String revisionId)
                       throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

getChildNodeCount in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

getNodes

public String getNodes(String path,
              String revisionId,
              int depth,
              long offset,
              int maxChildNodes,
              String filter)
                throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

getNodes in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

commit

public String commit(String rootPath,
            String json,
            String baseRevId,
            String message)
              throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

commit in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

parseAddNode

public static void parseAddNode(Commit commit,
                org.apache.jackrabbit.mk.json.JsopReader t,
                String path)

branch

public String branch(@Nullable
            String trunkRevisionId)
              throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

branch in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

merge

public String merge(String branchRevisionId,
           String message)
             throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

merge in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

rebase

@Nonnull
public String rebase(String branchRevisionId,
                    String newBaseRevisionId)
              throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

rebase in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

getLength

public long getLength(String blobId)
               throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

getLength in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

read

public int read(String blobId,
       long pos,
       byte[] buff,
       int off,
       int length)
         throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

read in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

write

public String write(InputStream in)
             throws org.apache.jackrabbit.mk.api.MicroKernelException

Specified by:

write in interface org.apache.jackrabbit.mk.api.MicroKernel

Throws:

org.apache.jackrabbit.mk.api.MicroKernelException

getDocumentStore

public DocumentStore getDocumentStore()

setAsyncDelay

public void setAsyncDelay(int delay)

getAsyncDelay

public int getAsyncDelay()

applyChanges

public void applyChanges(Revision rev,
                String path,
                boolean isNew,
                boolean isDelete,
                boolean isWritten,
                ArrayList<String> added,
                ArrayList<String> removed)

Apply the changes of a node to the cache.

Parameters:

rev - the revision

path - the path

isNew - whether this is a new node

isDelete - whether the node is deleted

isWritten - whether the MongoDB documented was added / updated

added - the list of added child nodes

removed - the list of removed child nodes

getClusterInfo

public ClusterNodeInfo getClusterInfo()

getPendingWriteCount

public int getPendingWriteCount()

isCached

public boolean isCached(String path)

stopBackground

public void stopBackground()