com.singularsys.jep.misc.nullwrapper
Class NullWrapperBinary

java.lang.Object
  extended by com.singularsys.jep.functions.PostfixMathCommand
      extended by com.singularsys.jep.functions.BinaryFunction
          extended by com.singularsys.jep.misc.nullwrapper.NullWrapperBinary
All Implemented Interfaces:
PostfixMathCommandI, java.io.Serializable

public class NullWrapperBinary
extends BinaryFunction

Null wrapped version of a binary function. Both null OP any and any OP null both return null otherwise the same value as the original is returned.

Since:
3.4
Author:
Richard Morris
See Also:
BinaryFunction, Serialized Form

Field Summary
 
Fields inherited from class com.singularsys.jep.functions.PostfixMathCommand
curNumberOfParameters, name, NaN, numberOfParameters
 
Constructor Summary
NullWrapperBinary(BinaryFunction fun)
           
 
Method Summary
 java.lang.Object eval(java.lang.Object l, java.lang.Object r)
           
 
Methods inherited from class com.singularsys.jep.functions.BinaryFunction
run
 
Methods inherited from class com.singularsys.jep.functions.PostfixMathCommand
asArray, asBool, asDouble, asInt, asLong, asStrictInt, asString, checkNumberOfParameters, checkStack, getName, getNumberOfParameters, setCurNumberOfParameters, setName, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

NullWrapperBinary

public NullWrapperBinary(BinaryFunction fun)
Parameters:
fun -
Method Detail

eval

public java.lang.Object eval(java.lang.Object l,
                             java.lang.Object r)
                      throws EvaluationException
Specified by:
eval in class BinaryFunction
Throws:
EvaluationException


Copyright © 2010 Singular Systems http://www.singularsys.com/jep