org.htmlunit.xpath.operations

Class String

java.lang.Object

org.htmlunit.xpath.Expression

org.htmlunit.xpath.operations.UnaryOperation

org.htmlunit.xpath.operations.String

All Implemented Interfaces:

SourceLocator, ExpressionNode, XPathVisitable

public class String
extends UnaryOperation

The 'string()' operation expression executer.

Field Summary

Fields inherited from class org.htmlunit.xpath.operations.UnaryOperation

m_right

Constructor Summary

Constructors

Constructor and Description
String()

Method Summary

Modifier and Type	Method and Description
XObject	operate(XObject right) Apply the operation to two operands, and return the result.

Methods inherited from class org.htmlunit.xpath.operations.UnaryOperation

callVisitors, canTraverseOutsideSubtree, deepEquals, execute, setRight

Methods inherited from class org.htmlunit.xpath.Expression

asIterator, asNode, assertion, bool, error, execute, execute, execute, exprGetParent, exprSetParent, getColumnNumber, getExpressionOwner, getLineNumber, getPublicId, getSystemId, isSameClass, isStableNumber, num

Methods inherited from class java.lang.Object

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

Constructor Detail

String

public String()

Method Detail

operate

public XObject operate(XObject right)
                throws TransformerException

Apply the operation to two operands, and return the result.

Specified by:

operate in class UnaryOperation

Parameters:

right - non-null reference to the evaluated right operand.

Returns:

non-null reference to the XObject that represents the result of the operation.

Throws:

TransformerException - in case of error