jlibs.xml.sax.dog.expr.func

Class FunctionCall

java.lang.Object

jlibs.xml.sax.dog.expr.Expression

jlibs.xml.sax.dog.expr.func.FunctionCall

public final class FunctionCall
extends Expression

Author:

Santhosh Kumar T

Field Summary

Fields

Modifier and Type	Field and Description
Function	function
Expression[]	members

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

id, resultType, scope, storeResult, xpath

Constructor Summary

Constructors

Constructor and Description
FunctionCall(Function function)
FunctionCall(Function function, int noOfMembers)

Method Summary

Modifier and Type	Method and Description
Expression	addMember(Object member, int i)
Expression	addValidMember(Expression member, int i)
Object	getResult() This method is called only glocal scope expression
Object	getResult(Event event) This method is called only non-glocal scope expression.
Expression	simplify() returns simplified expression which peforms better.
String	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

Field Detail

function

public final Function function

members

public final Expression[] members

Constructor Detail

FunctionCall

public FunctionCall(Function function)

FunctionCall

public FunctionCall(Function function,
                    int noOfMembers)

Method Detail

addMember

public Expression addMember(Object member,
                            int i)

addValidMember

public Expression addValidMember(Expression member,
                                 int i)

getResult

public Object getResult()

Description copied from class: Expression

This method is called only glocal scope expression

Specified by:

getResult in class Expression

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

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

toString

public String toString()

Overrides:

toString in class Object