org.apache.cayenne.graph
Class ArcDeleteOperation

java.lang.Object
  extended by org.apache.cayenne.graph.NodeDiff
      extended by org.apache.cayenne.graph.ArcDeleteOperation
All Implemented Interfaces:
Serializable, Comparable<NodeDiff>, GraphDiff

public class ArcDeleteOperation
extends NodeDiff

Since:
1.2
See Also:
Serialized Form

Field Summary
protected  Object arcId
           
protected  Object targetNodeId
           
 
Fields inherited from class org.apache.cayenne.graph.NodeDiff
diffId, nodeId
 
Constructor Summary
ArcDeleteOperation(Object nodeId, Object targetNodeId, Object arcId)
           
ArcDeleteOperation(Object nodeId, Object targetNodeId, Object arcId, int diffId)
           
 
Method Summary
 void apply(GraphChangeHandler tracker)
          Calls appropriate methods on the handler to "replay" this change.
 Object getArcId()
           
 Object getTargetNodeId()
           
 void undo(GraphChangeHandler tracker)
          Calls appropriate methods on the handler to revert this change.
 
Methods inherited from class org.apache.cayenne.graph.NodeDiff
compareTo, getDiffId, getNodeId, isNoop, setDiffId
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

targetNodeId

protected Object targetNodeId

arcId

protected Object arcId
Constructor Detail

ArcDeleteOperation

public ArcDeleteOperation(Object nodeId,
                          Object targetNodeId,
                          Object arcId)

ArcDeleteOperation

public ArcDeleteOperation(Object nodeId,
                          Object targetNodeId,
                          Object arcId,
                          int diffId)
Method Detail

apply

public void apply(GraphChangeHandler tracker)
Description copied from interface: GraphDiff
Calls appropriate methods on the handler to "replay" this change.

Specified by:
apply in interface GraphDiff
Specified by:
apply in class NodeDiff

undo

public void undo(GraphChangeHandler tracker)
Description copied from interface: GraphDiff
Calls appropriate methods on the handler to revert this change.

Specified by:
undo in interface GraphDiff
Specified by:
undo in class NodeDiff

getArcId

public Object getArcId()

getTargetNodeId

public Object getTargetNodeId()


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