com.bbn.swede.core.dom
Class DeltaCollector

java.lang.Object
  com.bbn.swede.core.dom.DeltaCollector

All Implemented Interfaces:

IOASTDeltaVisitor

class DeltaCollector

extends Object

implements IOASTDeltaVisitor

A visitor that collects deltas that match a type mask.

Author:

jlerner

Constructor Summary

DeltaCollector(int iTypeMask)
Constructs a visitor to find deltas matching a type mask.

Method Summary

List	getDeltas() Retrieves the list of matching deltas.
boolean	visit(IOASTDelta delta) Performs the recursion's action for a delta.

Methods inherited from class java.lang.Object

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

Constructor Detail

DeltaCollector

public DeltaCollector(int iTypeMask)

Constructs a visitor to find deltas matching a type mask.

Parameters:

iTypeMask - The type mask.

Method Detail

visit

public boolean visit(IOASTDelta delta)

Description copied from interface: IOASTDeltaVisitor

Performs the recursion's action for a delta. The return value indicates whether to process the node's children.

Specified by:

visit in interface IOASTDeltaVisitor

Parameters:

delta - The delta

Returns:

true to continue and visit delta's children, false to prevent them from being processed.

getDeltas

public List getDeltas()

Retrieves the list of matching deltas.

Returns:

The matching deltas.