Package org.exolab.adaptx.xpath

Class VariableSet

java.lang.Object

org.exolab.adaptx.xpath.VariableSet

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

VariableSetImpl

public abstract class VariableSet
extends java.lang.Object
implements java.io.Serializable

An abstract class which allows the use of variables when evaluating XPath expressions. A variable is a binding between a string name and an XPathResult.

Version:

$Revision: 3633 $

Author:

Keith Visco

See Also:

XPathResult, XPathExpression, Serialized Form

Constructor Summary

Constructors

Constructor	Description
VariableSet()

Method Summary

Modifier and Type	Method	Description
abstract XPathResult	getVariable(java.lang.String name)	Returns the value of a variable.

Methods inherited from class java.lang.Object

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

Constructor Detail

VariableSet

public VariableSet()

Method Detail

getVariable

public abstract XPathResult getVariable(java.lang.String name)

Returns the value of a variable. Returns null if a variable with this name was not found in this variable bindings.

Parameters:

name - The variable name

Returns:

The variable's value as an XPathResult, or null