FuncLast (Lobo Evolution 5.0 API)

java.lang.Object

org.loboevolution.apache.xpath.Expression

org.loboevolution.apache.xpath.functions.Function

org.loboevolution.apache.xpath.functions.FuncLast

All Implemented Interfaces:: SourceLocator, ExpressionNode, XPathVisitable

public class FuncLast extends Function

Execute the Last() function.

Constructor Summary

Constructors

Constructor

Description

FuncLast()
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.

int

getCountOfContextNodeList(XPathContext xctxt)

Get the position in the current context node list.

void

postCompileStep(Compiler compiler)

This function is currently only being used by Position() and Last().

Methods inherited from class org.loboevolution.apache.xpath.functions.Function
callArgVisitors, callVisitors, checkNumberArgs, deepEquals, reportWrongNumberArgs, setArg

Methods inherited from class org.loboevolution.apache.xpath.Expression
asIterator, asNode, assertion, bool, canTraverseOutsideSubtree, 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
- FuncLast
  
  public FuncLast()
Method Details
- postCompileStep
  
  public void postCompileStep(Compiler compiler)
  
  This function is currently only being used by Position() and Last(). See respective functions for more detail.
  
  Overrides:
  
  postCompileStep in class Function
- getCountOfContextNodeList
  
  public int getCountOfContextNodeList(XPathContext xctxt) throws TransformerException
  
  Get the position in the current context node list.
  
  Parameters:
  
  xctxt - non-null reference to XPath runtime context.
  
  Returns:
  
  The number of nodes in the list.
  
  Throws:
  
  TransformerException - in case of error
- 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.