Package org.loboevolution.apache.xpath.functions

Class FuncLang

java.lang.Object

org.loboevolution.apache.xpath.Expression

org.loboevolution.apache.xpath.functions.Function

org.loboevolution.apache.xpath.functions.FunctionOneArg

org.loboevolution.apache.xpath.functions.FuncLang

All Implemented Interfaces:

SourceLocator, ExpressionNode, XPathVisitable

public class FuncLang
extends FunctionOneArg

Execute the Lang() function.

Constructor Summary

Constructors

Constructor	Description
FuncLang()

Method Summary

Modifier and Type	Method	Description
XObject	execute(XPathContext xctxt)	Execute an expression in the XPath runtime context, and return the result of the expression.

Methods inherited from class org.loboevolution.apache.xpath.functions.FunctionOneArg

callArgVisitors, canTraverseOutsideSubtree, checkNumberArgs, deepEquals, reportWrongNumberArgs, setArg

Methods inherited from class org.loboevolution.apache.xpath.functions.Function

callVisitors, postCompileStep

Methods inherited from class org.loboevolution.apache.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 Details

FuncLang

public FuncLang()

Method Details

execute

public XObject execute(XPathContext xctxt)
                throws TransformerException

Execute an expression in the XPath runtime context, and return the result of the expression.

Overrides:

execute in class Function

Parameters:

xctxt - The XPath runtime context.

Returns:

The result of the expression in the form of a XObject.

Throws:

TransformerException - if a runtime exception occurs.