org.jaxen.pattern
Class PatternHandler

java.lang.Object
  org.jaxen.JaxenHandler
      org.jaxen.pattern.PatternHandler

All Implemented Interfaces:

org.saxpath.XPathHandler

public class PatternHandler

extends JaxenHandler

SAXPath XPathHandler implementation capable of building Jaxen expression trees which can walk various different object models.

Author:

bob mcwhirter (bob@werken.com)

Field Summary

Fields inherited from class org.jaxen.JaxenHandler

simplified, stack

Constructor Summary

PatternHandler()

Method Summary

protected Pattern	createAbsoluteLocationPath()
protected Pattern	createRelativeLocationPath()
void	endAbsoluteLocationPath()
protected void	endLocationPath()
void	endPathExpr()
void	endRelativeLocationPath()
protected void	endStep()
void	endUnionExpr(boolean create)
void	endXPath()
Pattern	getPattern() Retrieve the simplified Jaxen Pattern expression tree.
Pattern	getPattern(boolean shouldSimplify) Retrieve the Jaxen Pattern expression tree, optionally simplified.
void	startAbsoluteLocationPath()
void	startAllNodeStep(int axis)
void	startCommentNodeStep(int axis)
void	startNameStep(int axis, java.lang.String prefix, java.lang.String localName)
void	startProcessingInstructionNodeStep(int axis, java.lang.String name)
void	startRelativeLocationPath()
void	startTextNodeStep(int axis)
void	startUnionExpr()

Methods inherited from class org.jaxen.JaxenHandler

addParameters, addPredicates, addSteps, canPop, endAdditiveExpr, endAllNodeStep, endAndExpr, endCommentNodeStep, endEqualityExpr, endFilterExpr, endFunction, endMultiplicativeExpr, endNameStep, endOrExpr, endPredicate, endProcessingInstructionNodeStep, endRelationalExpr, endTextNodeStep, endUnaryExpr, getXPathExpr, getXPathExpr, getXPathFactory, literal, number, number, peekFrame, pop, popFrame, push, pushFrame, returnExpr, setXPathFactory, stackSize, startAdditiveExpr, startAndExpr, startEqualityExpr, startFilterExpr, startFunction, startMultiplicativeExpr, startOrExpr, startPathExpr, startPredicate, startRelationalExpr, startUnaryExpr, startXPath, variableReference

Methods inherited from class java.lang.Object

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

Constructor Detail

PatternHandler

public PatternHandler()

Method Detail

getPattern

public Pattern getPattern()

Retrieve the simplified Jaxen Pattern expression tree.

This method is only valid once XPathReader.parse(...) successfully returned.

Returns:

The Pattern expression tree.

getPattern

public Pattern getPattern(boolean shouldSimplify)

Retrieve the Jaxen Pattern expression tree, optionally simplified.

This method is only valid once XPathReader.parse(...) successfully returned.

Returns:

The Pattern expression tree.

endXPath

public void endXPath()
              throws JaxenException

Specified by:

endXPath in interface org.saxpath.XPathHandler

Overrides:

endXPath in class JaxenHandler

Throws:

JaxenException

endPathExpr

public void endPathExpr()
                 throws JaxenException

Specified by:

endPathExpr in interface org.saxpath.XPathHandler

Overrides:

endPathExpr in class JaxenHandler

Throws:

JaxenException

startAbsoluteLocationPath

public void startAbsoluteLocationPath()
                               throws JaxenException

Specified by:

startAbsoluteLocationPath in interface org.saxpath.XPathHandler

Overrides:

startAbsoluteLocationPath in class JaxenHandler

Throws:

JaxenException

endAbsoluteLocationPath

public void endAbsoluteLocationPath()
                             throws JaxenException

Specified by:

endAbsoluteLocationPath in interface org.saxpath.XPathHandler

Overrides:

endAbsoluteLocationPath in class JaxenHandler

Throws:

JaxenException

startRelativeLocationPath

public void startRelativeLocationPath()
                               throws JaxenException

Specified by:

startRelativeLocationPath in interface org.saxpath.XPathHandler

Overrides:

startRelativeLocationPath in class JaxenHandler

Throws:

JaxenException

endRelativeLocationPath

public void endRelativeLocationPath()
                             throws JaxenException

Specified by:

endRelativeLocationPath in interface org.saxpath.XPathHandler

Overrides:

endRelativeLocationPath in class JaxenHandler

Throws:

JaxenException

endLocationPath

protected void endLocationPath()
                        throws JaxenException

Overrides:

endLocationPath in class JaxenHandler

Throws:

JaxenException

startNameStep

public void startNameStep(int axis,
                          java.lang.String prefix,
                          java.lang.String localName)
                   throws JaxenException

Specified by:

startNameStep in interface org.saxpath.XPathHandler

Overrides:

startNameStep in class JaxenHandler

Throws:

JaxenException

startTextNodeStep

public void startTextNodeStep(int axis)
                       throws JaxenException

Specified by:

startTextNodeStep in interface org.saxpath.XPathHandler

Overrides:

startTextNodeStep in class JaxenHandler

Throws:

JaxenException

startCommentNodeStep

public void startCommentNodeStep(int axis)
                          throws JaxenException

Specified by:

startCommentNodeStep in interface org.saxpath.XPathHandler

Overrides:

startCommentNodeStep in class JaxenHandler

Throws:

JaxenException

startAllNodeStep

public void startAllNodeStep(int axis)
                      throws JaxenException

Specified by:

startAllNodeStep in interface org.saxpath.XPathHandler

Overrides:

startAllNodeStep in class JaxenHandler

Throws:

JaxenException

startProcessingInstructionNodeStep

public void startProcessingInstructionNodeStep(int axis,
                                               java.lang.String name)
                                        throws JaxenException

Specified by:

startProcessingInstructionNodeStep in interface org.saxpath.XPathHandler

Overrides:

startProcessingInstructionNodeStep in class JaxenHandler

Throws:

JaxenException

endStep

protected void endStep()

Overrides:

endStep in class JaxenHandler

startUnionExpr

public void startUnionExpr()
                    throws JaxenException

Specified by:

startUnionExpr in interface org.saxpath.XPathHandler

Overrides:

startUnionExpr in class JaxenHandler

Throws:

JaxenException

endUnionExpr

public void endUnionExpr(boolean create)
                  throws JaxenException

Specified by:

endUnionExpr in interface org.saxpath.XPathHandler

Overrides:

endUnionExpr in class JaxenHandler

Throws:

JaxenException

createAbsoluteLocationPath

protected Pattern createAbsoluteLocationPath()

createRelativeLocationPath

protected Pattern createRelativeLocationPath()