jlibs.xml.sax.dog.expr.nodset

Class LocationExpression

java.lang.Object

jlibs.xml.sax.dog.expr.Expression

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

Direct Known Subclasses:

Bool, Count, FirstEventData, NodeSet, Strings

public abstract class LocationExpression
extends Expression

Author:

Santhosh Kumar T

Field Summary

Fields

Modifier and Type	Field and Description
boolean	first
LocationPath	locationPath
boolean	many
boolean	rawResult

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

id, resultType, scope, storeResult, xpath

Constructor Summary

Constructors

Constructor and Description
LocationExpression(int scope, LocationPath locationPath, DataType resultType, boolean many, boolean first)
LocationExpression(LocationPath locationPath, DataType resultType, boolean many, boolean first)

Method Summary

Modifier and Type	Method and Description
protected abstract String	getName()
Object	getResult(Event event) This method is called only non-glocal scope expression.
protected Object	getResult(jlibs.core.util.LongTreeMap<Object> result)
protected abstract Object	getResultItem(Event event)
String	toString()

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

getResult, getXPath, scope, setXPath, simplify

Methods inherited from class java.lang.Object

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

Field Detail

rawResult

public boolean rawResult

locationPath

public final LocationPath locationPath

many

public final boolean many

first

public final boolean first

Constructor Detail

LocationExpression

public LocationExpression(LocationPath locationPath,
                          DataType resultType,
                          boolean many,
                          boolean first)

LocationExpression

public LocationExpression(int scope,
                          LocationPath locationPath,
                          DataType resultType,
                          boolean many,
                          boolean first)

Method Detail

getResult

public Object getResult(Event event)

Description copied from class: Expression

This method is called only non-glocal scope expression. it can return the result if it is possible, otherwize returns Evaluation object.

Specified by:

getResult in class Expression

getResultItem

protected abstract Object getResultItem(Event event)

getResult

protected Object getResult(jlibs.core.util.LongTreeMap<Object> result)

getName

protected abstract String getName()

toString

public final String toString()

Overrides:

toString in class Object