jlibs.xml.sax.dog.expr.nodset

Class FirstEventData

java.lang.Object

jlibs.xml.sax.dog.expr.Expression

jlibs.xml.sax.dog.expr.nodset.LocationExpression

jlibs.xml.sax.dog.expr.nodset.FirstEventData

Direct Known Subclasses:

Language, LocalName, NamespaceURI, QualifiedName

public abstract class FirstEventData
extends LocationExpression

Author:

Santhosh Kumar T

Field Summary

Fields inherited from class jlibs.xml.sax.dog.expr.nodset.LocationExpression

first, locationPath, many, rawResult

Fields inherited from class jlibs.xml.sax.dog.expr.Expression

id, resultType, scope, storeResult, xpath

Constructor Summary

Constructors

Constructor and Description
FirstEventData(LocationPath locationPath)

Method Summary

Modifier and Type	Method and Description
Object	getResult() This method is called only glocal scope expression
Expression	simplify() returns simplified expression which peforms better.

Methods inherited from class jlibs.xml.sax.dog.expr.nodset.LocationExpression

getName, getResult, getResult, getResultItem, toString

Methods inherited from class jlibs.xml.sax.dog.expr.Expression

getXPath, scope, setXPath

Methods inherited from class java.lang.Object

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

Constructor Detail

FirstEventData

public FirstEventData(LocationPath locationPath)

Method Detail

getResult

public final Object getResult()

Description copied from class: Expression

This method is called only glocal scope expression

Specified by:

getResult in class Expression

simplify

public Expression simplify()

Description copied from class: Expression

returns simplified expression which peforms better. if no simpliciation possible it simply returns current expression. default implementation promotes global-scoped expressions to literal

Overrides:

simplify in class Expression