org.apache.xpath.functions
Class FuncSubstringBefore

java.lang.Object
  |
  +--org.apache.xpath.Expression
        |
        +--org.apache.xpath.functions.Function
              |
              +--org.apache.xpath.functions.FunctionOneArg
                    |
                    +--org.apache.xpath.functions.Function2Args
                          |
                          +--org.apache.xpath.functions.FuncSubstringBefore

public class FuncSubstringBefore
extends Function2Args

Execute the SubstringBefore() function.

See Also:
Serialized Form
Usage:
**For advanced use only**

Constructor Summary
FuncSubstringBefore()
           
 
Method Summary
 XObject execute(XPathContext xctxt)
          Execute the function.
 
Methods inherited from class org.apache.xpath.functions.Function2Args
callArgVisitors, canTraverseOutsideSubtree, checkNumberArgs, deepEquals, fixupVariables, getArg1, setArg
 
Methods inherited from class org.apache.xpath.functions.FunctionOneArg
getArg0, getExpression, 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

FuncSubstringBefore

public FuncSubstringBefore()
Method Detail

execute

public XObject execute(XPathContext xctxt)
                throws TransformerException
Execute the function. The function must return a valid object.
Parameters:
xctxt - The current execution context.
Returns:
A valid XObject.
Throws:
TransformerException -  
Overrides:
execute in class Function


Copyright 2006 Apache XML Project. All Rights Reserved.