FuncLang

java.lang.Object

org.htmlunit.xpath.Expression

org.htmlunit.xpath.functions.Function

org.htmlunit.xpath.functions.FunctionOneArg

org.htmlunit.xpath.functions.FuncLang

All Implemented Interfaces:: SourceLocator, ExpressionNode, XPathVisitable

public class FuncLang extends FunctionOneArg

Execute the Lang() function.

Field Summary

Fields inherited from class FunctionOneArg
m_arg0
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 FunctionOneArg
callArgVisitors, canTraverseOutsideSubtree, checkNumberArgs, deepEquals, reportWrongNumberArgs, setArg

Methods inherited from class Function
callVisitors, postCompileStep

Methods inherited from class Expression
asIterator, asNode, assertion, bool, error, execute, execute, execute, exprGetParent, exprSetParent, getColumnNumber, getExpressionOwner, getLineNumber, getPublicId, getSystemId, isSameClass, isStableNumber, num

Methods inherited from class 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.