Package org.nuxeo.binary.metadata.internals.listeners

Class BinaryMetadataSyncListener

java.lang.Object

org.nuxeo.binary.metadata.internals.listeners.BinaryMetadataSyncListener

All Implemented Interfaces:

javax.transaction.Synchronization, EventListener

public class BinaryMetadataSyncListener
extends Object
implements EventListener, javax.transaction.Synchronization

Handle document and blob updates according to following rules in an event context:

• Define if rule should be executed in async or sync mode.
• If creation, write metadata from Blob to doc.
• If Blob dirty and document metadata dirty, write metadata from doc to Blob.
• If Blob dirty and document metadata not dirty, write metadata from Blob to doc.
• If Blob not dirty and document metadata dirty, write metadata from doc to Blob.

Since:

7.1

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	BinaryMetadataSyncListener.DocumentMetadataMappingUpdates

Field Summary

Fields

Modifier and Type	Field	Description
protected static final ThreadLocal<Boolean>	IS_ENLISTED
protected static final ThreadLocal<List<BinaryMetadataSyncListener.DocumentMetadataMappingUpdates>>	TRANSACTION_UPDATES

Constructor Summary

Constructors

Constructor	Description
BinaryMetadataSyncListener()

Method Summary

Modifier and Type	Method	Description
void	afterCompletion(int status)
void	beforeCompletion()
void	handleEvent(Event event)	Handle the given event.
protected boolean	registerSynchronization(javax.transaction.Synchronization sync)

Methods inherited from class java.lang.Object

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

Field Details

IS_ENLISTED

protected static final ThreadLocal<Boolean> IS_ENLISTED

TRANSACTION_UPDATES

protected static final ThreadLocal<List<BinaryMetadataSyncListener.DocumentMetadataMappingUpdates>> TRANSACTION_UPDATES

Constructor Details

BinaryMetadataSyncListener

public BinaryMetadataSyncListener()

Method Details

handleEvent

public void handleEvent(Event event)

Description copied from interface: EventListener

Handle the given event. The listener can cancel the event by calling Event.cancel()

Specified by:

handleEvent in interface EventListener

Parameters:

event - the event

beforeCompletion

public void beforeCompletion()

Specified by:

beforeCompletion in interface javax.transaction.Synchronization

afterCompletion

public void afterCompletion(int status)

Specified by:

afterCompletion in interface javax.transaction.Synchronization

registerSynchronization

protected boolean registerSynchronization(javax.transaction.Synchronization sync)