gnu.mapping
Class Procedure1or2

java.lang.Object
  gnu.mapping.Procedure
      gnu.mapping.Procedure1or2

All Implemented Interfaces:

Named

Direct Known Subclasses:

atan, Eval, string2number

public abstract class Procedure1or2
extends Procedure

Abstract class for 1- or 2-argument Scheme procedures. Extensions must provide apply1 and apply2.

Constructor Summary

Procedure1or2()

Procedure1or2(java.lang.String n)

Method Summary

java.lang.Object	apply0()
abstract java.lang.Object	apply1(java.lang.Object arg1)
abstract java.lang.Object	apply2(java.lang.Object arg1, java.lang.Object arg2)
java.lang.Object	apply3(java.lang.Object arg1, java.lang.Object arg2, java.lang.Object arg3)
java.lang.Object	apply4(java.lang.Object arg1, java.lang.Object arg2, java.lang.Object arg3, java.lang.Object arg4)
java.lang.Object	applyN(java.lang.Object[] args)
int	numArgs() Return minArgs()|(maxArgs<<12).

Methods inherited from class gnu.mapping.Procedure

apply, apply, check0, check1, check2, check3, check4, checkArgCount, checkN, getName, getProperty, getSetter, getSymbol, match0, match1, match2, match3, match4, matchN, maxArgs, minArgs, name, removeProperty, set0, set1, setN, setName, setProperty, setProperty, setSetter, setSymbol, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

Procedure1or2

public Procedure1or2()

Procedure1or2

public Procedure1or2(java.lang.String n)

Method Detail

numArgs

public int numArgs()

Description copied from class: Procedure

Return minArgs()|(maxArgs<<12).

Overrides:

numArgs in class Procedure

apply0

public java.lang.Object apply0()

Specified by:

apply0 in class Procedure

apply1

public abstract java.lang.Object apply1(java.lang.Object arg1)
                                 throws java.lang.Throwable

Specified by:

apply1 in class Procedure

Throws:

java.lang.Throwable

apply2

public abstract java.lang.Object apply2(java.lang.Object arg1,
                                        java.lang.Object arg2)
                                 throws java.lang.Throwable

Specified by:

apply2 in class Procedure

Throws:

java.lang.Throwable

apply3

public java.lang.Object apply3(java.lang.Object arg1,
                               java.lang.Object arg2,
                               java.lang.Object arg3)

Specified by:

apply3 in class Procedure

apply4

public java.lang.Object apply4(java.lang.Object arg1,
                               java.lang.Object arg2,
                               java.lang.Object arg3,
                               java.lang.Object arg4)

Specified by:

apply4 in class Procedure

applyN

public java.lang.Object applyN(java.lang.Object[] args)
                        throws java.lang.Throwable

Specified by:

applyN in class Procedure

Throws:

java.lang.Throwable