com.saxonica.update
Class DeleteAction

java.lang.Object
  com.saxonica.update.PendingUpdateAction
      com.saxonica.update.DeleteAction

public class DeleteAction
extends PendingUpdateAction

A pending update action representing the effect of a delete expression

Field Summary

static int

PHASE

Constructor Summary

DeleteAction(NodeInfo node)
Create a DeleteAction

Method Summary

void	apply(XPathContext context, Set affectedRootSet) Apply the pending update action to the affected node
int	getApplyPhase() Get the phase of operation in which this pending update action is applied.
NodeInfo	getTargetNode() Get the target node of the update action

Methods inherited from class com.saxonica.update.PendingUpdateAction

getOriginator, setOriginator

Methods inherited from class java.lang.Object

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

Field Detail

PHASE

public static final int PHASE

See Also:

Constant Field Values

Constructor Detail

DeleteAction

public DeleteAction(NodeInfo node)

Create a DeleteAction

Parameters:

node - the node to be deleted

Method Detail

apply

public void apply(XPathContext context,
                  Set affectedRootSet)
           throws XPathException

Apply the pending update action to the affected node

Specified by:

apply in class PendingUpdateAction

Parameters:

context - the XPath evaluation context

affectedRootSet - the set of roots of trees that have been modified, which this action should add to as necessary

Throws:

XPathException - if any error occurs applying the update

getTargetNode

public NodeInfo getTargetNode()

Get the target node of the update action

Specified by:

getTargetNode in class PendingUpdateAction

Returns:

the target node, the node to which this update action applies.

getApplyPhase

public int getApplyPhase()

Get the phase of operation in which this pending update action is applied. See 3.2.2 upd:applyUpdates, Semantics, rule 2.

Specified by:

getApplyPhase in class PendingUpdateAction

Returns:

the phase of operation, an integer in the range 1 to 5 representing the stages labelled a-e in the specification