Package org.apache.cayenne

Class DataChannelSyncCallbackAction

java.lang.Object

org.apache.cayenne.DataChannelSyncCallbackAction

All Implemented Interfaces:

GraphChangeHandler

public abstract class DataChannelSyncCallbackAction
extends Object
implements GraphChangeHandler

Since:

3.1

Method Summary

Modifier and Type	Method	Description
abstract void	applyPostCommit()
abstract void	applyPreCommit()
void	arcCreated(Object nodeId, Object targetNodeId, ArcId arcId)	Notifies implementing object that a new arc was created between two nodes.
void	arcDeleted(Object nodeId, Object targetNodeId, ArcId arcId)	Notifies implementing object that an arc between two nodes was deleted.
static DataChannelSyncCallbackAction	getCallbackAction(LifecycleCallbackRegistry callbackRegistry, GraphManager graphManager, GraphDiff changes, int syncType)
protected abstract boolean	hasListeners()
void	nodeCreated(Object nodeId)	Notifies implementing object that a new node was created in the graph.
void	nodeIdChanged(Object nodeId, Object newId)	Notifies implementing object that a node was assigned a new id.
void	nodePropertyChanged(Object nodeId, String property, Object oldValue, Object newValue)	Notifies implementing object that a node's property was modified.
void	nodeRemoved(Object nodeId)	Notifies implementing object that a node was removed from the graph.

Methods inherited from class java.lang.Object

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

Method Detail

getCallbackAction

public static DataChannelSyncCallbackAction getCallbackAction(LifecycleCallbackRegistry callbackRegistry,
                                                              GraphManager graphManager,
                                                              GraphDiff changes,
                                                              int syncType)

hasListeners

protected abstract boolean hasListeners()

applyPreCommit

public abstract void applyPreCommit()

applyPostCommit

public abstract void applyPostCommit()

nodeCreated

public void nodeCreated(Object nodeId)

Description copied from interface: GraphChangeHandler

Notifies implementing object that a new node was created in the graph.

Specified by:

nodeCreated in interface GraphChangeHandler

nodeRemoved

public void nodeRemoved(Object nodeId)

Description copied from interface: GraphChangeHandler

Notifies implementing object that a node was removed from the graph.

Specified by:

nodeRemoved in interface GraphChangeHandler

arcCreated

public void arcCreated(Object nodeId,
                       Object targetNodeId,
                       ArcId arcId)

Description copied from interface: GraphChangeHandler

Notifies implementing object that a new arc was created between two nodes.

Specified by:

arcCreated in interface GraphChangeHandler

arcDeleted

public void arcDeleted(Object nodeId,
                       Object targetNodeId,
                       ArcId arcId)

Description copied from interface: GraphChangeHandler

Notifies implementing object that an arc between two nodes was deleted.

Specified by:

arcDeleted in interface GraphChangeHandler

nodeIdChanged

public void nodeIdChanged(Object nodeId,
                          Object newId)

Description copied from interface: GraphChangeHandler

Notifies implementing object that a node was assigned a new id.

Specified by:

nodeIdChanged in interface GraphChangeHandler

nodePropertyChanged

public void nodePropertyChanged(Object nodeId,
                                String property,
                                Object oldValue,
                                Object newValue)

Description copied from interface: GraphChangeHandler

Notifies implementing object that a node's property was modified.

Specified by:

nodePropertyChanged in interface GraphChangeHandler