org.problets.lib
Class HistoryChecker

java.lang.Object
  org.problets.lib.HistoryChecker

public class HistoryChecker
extends java.lang.Object

Helps other classes determine whether a number was generated in the last N tries, N being the size of the history. Set the size to match the number of entries that must be consecutively unique, not the number of possible entries in the client.

Author:

Amruth Kumar

Constructor Summary

HistoryChecker(int inSize, int inInitialValue)

Method Summary

void	add(int entry) Adds an entry to the history
boolean	alreadyGenerated(int entry) Returns true if the entry has already been generated, and false otherwise

Methods inherited from class java.lang.Object

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

Constructor Detail

HistoryChecker

public HistoryChecker(int inSize,
                      int inInitialValue)

Method Detail

alreadyGenerated

public boolean alreadyGenerated(int entry)

Returns true if the entry has already been generated, and false otherwise

add

public void add(int entry)

Adds an entry to the history