org.javarosa.xpath.expr

Class XPathVariableReference

java.lang.Object

org.javarosa.xpath.expr.XPathExpression

org.javarosa.xpath.expr.XPathVariableReference

All Implemented Interfaces:

Serializable, Externalizable

public class XPathVariableReference
extends XPathExpression

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
XPathQName	id

Constructor Summary

Constructors

Constructor and Description
XPathVariableReference()
XPathVariableReference(XPathQName id)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
Object	eval(DataInstance model, EvaluationContext evalContext)
boolean	isIdempotent() Returns true if this expression is idempotent with respect to the current state of the form.
void	readExternal(DataInputStream in, PrototypeFactory pf)
String	toString()
void	writeExternal(DataOutputStream out)

Methods inherited from class org.javarosa.xpath.expr.XPathExpression

eval, hashCode, pivot, pivot, print, printParseTree

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

id

public XPathQName id

Constructor Detail

XPathVariableReference

public XPathVariableReference()

XPathVariableReference

public XPathVariableReference(XPathQName id)

Method Detail

eval

public Object eval(DataInstance model,
                   EvaluationContext evalContext)

Specified by:

eval in class XPathExpression

isIdempotent

public boolean isIdempotent()

Description copied from class: XPathExpression

Returns true if this expression is idempotent with respect to the current state of the form.

Specified by:

isIdempotent in class XPathExpression

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

readExternal

public void readExternal(DataInputStream in,
                         PrototypeFactory pf)
                  throws IOException,
                         DeserializationException

Throws:

IOException

DeserializationException

writeExternal

public void writeExternal(DataOutputStream out)
                   throws IOException

Throws:

IOException