Class CommitLogFilter

java.lang.Object

org.apache.cayenne.commitlog.CommitLogFilter

All Implemented Interfaces:

DataChannelSyncFilter

public class CommitLogFilter
extends Object
implements DataChannelSyncFilter

A DataChannelSyncFilter that captures commit changes, delegating their processing to an underlying collection of listeners.

Since:

4.0

Constructor Summary

Constructors

Constructor	Description
CommitLogFilter(CommitLogEntityFactory entityFactory, List<CommitLogListener> listeners)

Method Summary

Modifier and Type	Method	Description
GraphDiff	onSync(ObjectContext originatingContext, GraphDiff beforeDiff, int syncType, DataChannelSyncFilterChain filterChain)

Methods inherited from class Object

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

Constructor Details

CommitLogFilter

public CommitLogFilter(CommitLogEntityFactory entityFactory,
 List<CommitLogListener> listeners)

Method Details

onSync

public GraphDiff onSync(ObjectContext originatingContext,
 GraphDiff beforeDiff,
 int syncType,
 DataChannelSyncFilterChain filterChain)

Specified by:

onSync in interface DataChannelSyncFilter

Parameters:

originatingContext - originating context of changes

beforeDiff - diff that is being processed

syncType - type of sync; possible values: DataChannel.FLUSH_NOCASCADE_SYNC, DataChannel.FLUSH_CASCADE_SYNC, DataChannel.ROLLBACK_CASCADE_SYNC

filterChain - chain of sync filters to invoke after this filter

Returns:

final context diff

See Also:

• DataChannel.FLUSH_NOCASCADE_SYNC
• DataChannel.FLUSH_CASCADE_SYNC
• DataChannel.ROLLBACK_CASCADE_SYNC