Package org.apache.cayenne.tx

Class TransactionFilter

java.lang.Object

org.apache.cayenne.tx.TransactionFilter

All Implemented Interfaces:

DataChannelSyncFilter

public class TransactionFilter
extends Object
implements DataChannelSyncFilter

A DataChannelSyncFilter that provides transactions.

Since:

4.0

Field Summary

Fields

Modifier and Type	Field	Description
protected TransactionManager	transactionManager

Constructor Summary

Constructors

Constructor	Description
TransactionFilter()

Method Summary

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

Methods inherited from class java.lang.Object

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

Field Details

transactionManager

protected TransactionManager transactionManager

Constructor Details

TransactionFilter

public TransactionFilter()

Method Details

onSync

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

Specified by:

onSync in interface DataChannelSyncFilter

Parameters:

originatingContext - originating context of changes

changes - 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