org.apache.xpath.functions
Class FuncNumber

java.lang.Object
  extended byorg.apache.xpath.Expression
      extended byorg.apache.xpath.functions.Function
          extended byorg.apache.xpath.functions.FunctionOneArg
              extended byorg.apache.xpath.functions.FunctionDef1Arg
                  extended byorg.apache.xpath.functions.FuncNumber
All Implemented Interfaces:
ExpressionNode, ExpressionOwner, java.io.Serializable, SourceLocator, XPathVisitable

public class FuncNumber
extends FunctionDef1Arg

Execute the Number() function.

See Also:
Serialized Form

Constructor Summary
FuncNumber()
           
 
Method Summary
 XObject execute(XPathContext xctxt)
          Execute the function.
 
Methods inherited from class org.apache.xpath.functions.FunctionDef1Arg
Arg0IsNodesetExpr, canTraverseOutsideSubtree, checkNumberArgs
 
Methods inherited from class org.apache.xpath.functions.FunctionOneArg
callArgVisitors, deepEquals, fixupVariables, getArg0, getExpression, setArg, setExpression
 
Methods inherited from class org.apache.xpath.functions.Function
callVisitors, postCompileStep
 
Methods inherited from class org.apache.xpath.Expression
asIterator, asIteratorRaw, asNode, assertion, bool, error, execute, execute, execute, executeCharsToContentHandler, exprAddChild, exprGetChild, exprGetNumChildren, exprGetParent, exprSetParent, getColumnNumber, getExpressionOwner, getLineNumber, getPublicId, getSystemId, isNodesetExpr, isStableNumber, num, warn, xstr
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

FuncNumber

public FuncNumber()
Method Detail

execute

public XObject execute(XPathContext xctxt)
                throws TransformerException
Execute the function. The function must return a valid object.

Overrides:
execute in class Function
Parameters:
xctxt - The current execution context.
Returns:
A valid XObject.
Throws:
TransformerException


Copyright ? 2004 Apache XML Project. All Rights Reserved.