lrs.visitor
Class LRSSumN

java.lang.Object
  extended by lrs.visitor.LRSSumN
All Implemented Interfaces:
IAlgo

public class LRSSumN
extends java.lang.Object
implements IAlgo


Field Summary
private  ICounterAlgo helper
           
static LRSSumN Singleton
           
 
Constructor Summary
private LRSSumN()
           
 
Method Summary
 java.lang.Object emptyCase(LRStruct host, java.lang.Object... param)
          Operates on an empty LRStruct host, given an input object.
 java.lang.Object nonEmptyCase(LRStruct host, java.lang.Object... param)
          Operates on a non-empty LRStruct host, given an input object.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

Singleton

public static final LRSSumN Singleton

helper

private final ICounterAlgo helper
Constructor Detail

LRSSumN

private LRSSumN()
Method Detail

emptyCase

public java.lang.Object emptyCase(LRStruct host,
                                  java.lang.Object... param)
Description copied from interface: IAlgo
Operates on an empty LRStruct host, given an input object.

Specified by:
emptyCase in interface IAlgo
Parameters:
host - an empty LRStruct.
param - variable input list of objects needed by this IVisitor.
Returns:
an appropriate output object.

nonEmptyCase

public java.lang.Object nonEmptyCase(LRStruct host,
                                     java.lang.Object... param)
Description copied from interface: IAlgo
Operates on a non-empty LRStruct host, given an input object.

Specified by:
nonEmptyCase in interface IAlgo
Parameters:
host - a non-empty LRStruct.
param - variable input list of objects needed by this IVisitor.
Returns:
an appropriate output object.