WebLogic Server 6.1 API Reference: Class UnionPattern

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WebLogic Server 6.1 API Reference

weblogic.apache.xpath.patterns
Class UnionPattern

java.lang.Object
  |
  +--weblogic.apache.xpath.Expression
        |
        +--weblogic.apache.xpath.patterns.UnionPattern

public class UnionPattern
extends Expression

This class represents a union pattern, which can have multiple individual StepPattern patterns.

Author:: Copyright © 2001 BEA Systems, Inc. All Rights Reserved.
See Also:: Serialized Form

Fields inherited from class weblogic.apache.xpath.Expression

m_slocator

Constructor Summary
`UnionPattern()`

Method Summary
`boolean`	`canTraverseOutsideSubtree()` Tell if this expression or it's subexpressions can traverse outside the current subtree.
`XObject`	`execute(XPathContext xctxt)` Test a node to see if it matches any of the patterns in the union.
`StepPattern[]`	`getPatterns()` Get the contained step patterns to be tested.
`void`	`setPatterns(StepPattern[] patterns)` Set the contained step patterns to be tested.

Methods inherited from class weblogic.apache.xpath.Expression

assert, 
error, 
setSourceLocator, 
warn

Methods inherited from class java.lang.Object

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

Constructor Detail

UnionPattern

public UnionPattern()

Method Detail

canTraverseOutsideSubtree

public boolean canTraverseOutsideSubtree()

Tell if this expression or it's subexpressions can traverse outside the current subtree.

Returns:: true if traversal outside the context node's subtree can occur.
Overrides:: canTraverseOutsideSubtree in class Expression

setPatterns

public void setPatterns(StepPattern[] patterns)

Set the contained step patterns to be tested.

Parameters:: patterns - the contained step patterns to be tested.

getPatterns

public StepPattern[] getPatterns()

Get the contained step patterns to be tested.

Returns:: an array of the contained step patterns to be tested.

execute

public XObject execute(XPathContext xctxt)
                throws javax.xml.transform.TransformerException

Test a node to see if it matches any of the patterns in the union.

Parameters:: xctxt - XPath runtime context.
Returns:: NodeTest.SCORE_NODETEST, NodeTest.SCORE_NONE, NodeTest.SCORE_NSWILD, NodeTest.SCORE_QNAME, or NodeTest.SCORE_OTHER.
Throws:: javax.xml.transform.TransformerException -
Overrides:: execute in class Expression