com.singularsys.jep.functions
Class Sum

java.lang.Object
  extended by com.singularsys.jep.functions.PostfixMathCommand
      extended by com.singularsys.jep.functions.Sum
All Implemented Interfaces:
PostfixMathCommandI, java.io.Serializable

public class Sum
extends PostfixMathCommand

This class serves mainly as an example of a function that accepts any number of parameters. Note that the numberOfParameters is initialized to -1.

See Also:
Serialized Form

Field Summary
 
Fields inherited from class com.singularsys.jep.functions.PostfixMathCommand
curNumberOfParameters, numberOfParameters
 
Constructor Summary
Sum()
          Constructor.
 
Method Summary
 void run(java.util.Stack<java.lang.Object> stack)
          Calculates the result of summing up all parameters.
 
Methods inherited from class com.singularsys.jep.functions.PostfixMathCommand
checkNumberOfParameters, checkStack, getNumberOfParameters, setCurNumberOfParameters
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

Sum

public Sum()
Constructor.

Method Detail

run

public void run(java.util.Stack<java.lang.Object> stack)
         throws EvaluationException
Calculates the result of summing up all parameters.

Throws:
EvaluationException


Copyright © 2007 Singular Systems http://www.singularsys.com/jep