com.banda.function.business
Class FirstFunction

java.lang.Object
  org.nfunk.jep.function.PostfixMathCommand
      com.banda.function.business.FirstFunction

All Implemented Interfaces:

org.nfunk.jep.function.PostfixMathCommandI

public class FirstFunction
extends org.nfunk.jep.function.PostfixMathCommand

'First' function defined for JEP tree / parser.

Since:

2012

Author:

© Peter Banda

Field Summary

static String

TAG

Fields inherited from class org.nfunk.jep.function.PostfixMathCommand

curNumberOfParameters, numberOfParameters

Constructor Summary

FirstFunction()

Method Summary

void	run(Stack stack)
double	runScalar(Stack<Number> stack)
double	runVector(Stack<Number[]> stack)

Methods inherited from class org.nfunk.jep.function.PostfixMathCommand

checkStack, getNumberOfParameters, setCurNumberOfParameters

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

TAG

public static final String TAG

See Also:

Constant Field Values

Constructor Detail

FirstFunction

public FirstFunction()

Method Detail

run

public void run(Stack stack)
         throws org.nfunk.jep.ParseException

Specified by:

run in interface org.nfunk.jep.function.PostfixMathCommandI

Overrides:

run in class org.nfunk.jep.function.PostfixMathCommand

Throws:

org.nfunk.jep.ParseException

runScalar

public double runScalar(Stack<Number> stack)
                 throws org.nfunk.jep.ParseException

Throws:

org.nfunk.jep.ParseException

runVector

public double runVector(Stack<Number[]> stack)
                 throws org.nfunk.jep.ParseException

Throws:

org.nfunk.jep.ParseException