Package org.exoplatform.services.jcr.ext.index.persistent.impl

Class JCRIndexingServiceImpl

java.lang.Object

org.exoplatform.services.jcr.ext.index.persistent.impl.JCRIndexingServiceImpl

All Implemented Interfaces:

JCRIndexingService, org.picocontainer.Startable

public class JCRIndexingServiceImpl
extends Object
implements JCRIndexingService, org.picocontainer.Startable

Field Summary

Fields

Modifier and Type	Field	Description
static final String	LAST_OPERATION_FILE_NAME

Constructor Summary

Constructors

Constructor	Description
JCRIndexingServiceImpl(org.exoplatform.commons.persistence.impl.EntityManagerService entityManagerService, org.exoplatform.services.jcr.RepositoryService repositoryService, JCRIndexingQueueDAO indexingQueueDAO, org.exoplatform.container.xml.InitParams params)

Method Summary

Modifier and Type	Method	Description
void	applyIndexChangesOnJCR(List<JCRIndexQueueEntity> indexingQueueEntities)	Apply the changes coming from queue to JCR.
void	applyIndexChangesOnQueue(Set<String> removedNodes, Set<String> addedNodes, Set<String> parentRemovedNodes, Set<String> parentAddedNodes, String workspaceId)	JCR Index Changes applied on JCR to propagate for other nodes through Queue
void	applyIndexChangesOnQueue(org.exoplatform.services.jcr.impl.core.query.ChangesFilterListsWrapper changes, String workspaceId)	JCR Index Changes applied on JCR to propagate for other nodes through Queue
List<JCRIndexQueueEntity>	findNextOperations(int offset, int batchNumber)
String	getLastExecutedOperation()
int	getQueueProcessingPeriod()
void	index(String jcrUUID, String workspaceId, boolean parentChange)
void	init(org.exoplatform.services.jcr.impl.core.query.QueryHandler handler, org.exoplatform.services.jcr.config.QueryHandlerEntry config)	Update Queue, JCR indexes and status file.
void	persistLastOperationId()
void	persistQueueOperations()
void	processIndexingQueue()	1/ Read from Queue 2/ Index in JCR 3/ Update Queue to mark operation as executed for this node
void	reindex(String jcrUUID, String workspaceId, boolean parentChange)
void	start()
void	stop()
void	unindex(String jcrUUID, String workspaceId, boolean parentChange)
void	unindexAll(String workspaceId)
void	updateQueueSwitchStatusInFile()

Methods inherited from class java.lang.Object

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

Field Details

LAST_OPERATION_FILE_NAME

public static final String LAST_OPERATION_FILE_NAME

See Also:

• Constant Field Values

Constructor Details

JCRIndexingServiceImpl

public JCRIndexingServiceImpl(org.exoplatform.commons.persistence.impl.EntityManagerService entityManagerService,
 org.exoplatform.services.jcr.RepositoryService repositoryService,
 JCRIndexingQueueDAO indexingQueueDAO,
 org.exoplatform.container.xml.InitParams params)

Method Details

processIndexingQueue

public void processIndexingQueue()
                          throws Exception

1/ Read from Queue
2/ Index in JCR
3/ Update Queue to mark operation as executed for this node

Specified by:

processIndexingQueue in interface JCRIndexingService

Throws:

Exception

start

public void start()

Specified by:

start in interface org.picocontainer.Startable

stop

public void stop()

Specified by:

stop in interface org.picocontainer.Startable

applyIndexChangesOnQueue

public void applyIndexChangesOnQueue(org.exoplatform.services.jcr.impl.core.query.ChangesFilterListsWrapper changes,
 String workspaceId)

JCR Index Changes applied on JCR to propagate for other nodes through Queue

Specified by:

applyIndexChangesOnQueue in interface JCRIndexingService

workspaceId - REPOSITORY_WORKSPACE

applyIndexChangesOnQueue

public void applyIndexChangesOnQueue(Set<String> removedNodes,
 Set<String> addedNodes,
 Set<String> parentRemovedNodes,
 Set<String> parentAddedNodes,
 String workspaceId)

Description copied from interface: JCRIndexingService

JCR Index Changes applied on JCR to propagate for other nodes through Queue

Specified by:

applyIndexChangesOnQueue in interface JCRIndexingService

Parameters:

removedNodes - removed nodes JCR UUID

addedNodes - added nodes JCR UUID

parentRemovedNodes - removed Parent JCR nodes UUID

parentAddedNodes - added Parent JCR nodes UUID

workspaceId - REPOSITORY_WORKSPACE

init

public void init(org.exoplatform.services.jcr.impl.core.query.QueryHandler handler,
 org.exoplatform.services.jcr.config.QueryHandlerEntry config)

Update Queue, JCR indexes and status file. Initialize JCR Indexing Service

Specified by:

init in interface JCRIndexingService

applyIndexChangesOnJCR

public void applyIndexChangesOnJCR(List<JCRIndexQueueEntity> indexingQueueEntities)
                            throws Exception

Apply the changes coming from queue to JCR. The changes are identitifed by JCR UUID and Operation type.

Parameters:

indexingQueueEntities - List of JCRIndexQueueEntity to index

Throws:

Exception - when an error happens while indexing the operation

findNextOperations

public List<JCRIndexQueueEntity> findNextOperations(int offset,
 int batchNumber)

index

public void index(String jcrUUID,
 String workspaceId,
 boolean parentChange)

reindex

public void reindex(String jcrUUID,
 String workspaceId,
 boolean parentChange)

unindex

public void unindex(String jcrUUID,
 String workspaceId,
 boolean parentChange)

unindexAll

public void unindexAll(String workspaceId)

updateQueueSwitchStatusInFile

public void updateQueueSwitchStatusInFile()

getLastExecutedOperation

public String getLastExecutedOperation()

getQueueProcessingPeriod

public int getQueueProcessingPeriod()

persistQueueOperations

public void persistQueueOperations()

persistLastOperationId

public void persistLastOperationId()