com.werken.xpath.function
Class SubstringFunction

java.lang.Object
  extended by com.werken.xpath.function.SubstringFunction
All Implemented Interfaces:
Function

public class SubstringFunction
extends java.lang.Object
implements Function

4.2 string substring(string,number,number?)

Author:
bob mcwhirter (bob @ werken.com)

Constructor Summary
SubstringFunction()
           
 
Method Summary
 java.lang.Object call(Context context, java.util.List args)
          Call the function object.
static java.lang.String evaluate(java.lang.Object strArg, java.lang.Object startArg)
           
static java.lang.String evaluate(java.lang.Object strArg, java.lang.Object startArg, java.lang.Object lenArg)
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

SubstringFunction

public SubstringFunction()
Method Detail

call

public java.lang.Object call(Context context,
                             java.util.List args)
Description copied from interface: Function
Call the function object.

Specified by:
call in interface Function
Parameters:
context - The current context the function operates upon
args - The argument list to the function.
Returns:
The result from calling the function.

evaluate

public static java.lang.String evaluate(java.lang.Object strArg,
                                        java.lang.Object startArg)

evaluate

public static java.lang.String evaluate(java.lang.Object strArg,
                                        java.lang.Object startArg,
                                        java.lang.Object lenArg)


Copyright ? 2000 bob mcwhirter and The Werken & Sons Company. All Rights Reserved.