coreservlets
Class PrimeList

java.lang.Object
  |
  +--coreservlets.PrimeList

public class PrimeList

extends Object

implements Runnable

Creates a Vector of large prime numbers, usually in a low-priority background thread. Provides a few small thread-safe access methods.

Taken from Core Servlets and JavaServer Pages from Prentice Hall and Sun Microsystems Press, http://www.coreservlets.com/. © 2000 Marty Hall; may be freely used or adapted.

Constructor Summary

PrimeList(int numPrimes, int numDigits, boolean runInBackground)
Finds numPrimes prime numbers, each of which are numDigits long or longer.

Method Summary

Vector	getPrimes()
boolean	isDone()
int	numCalculatedPrimes()
int	numDigits()
int	numPrimes()
void	run()

Methods inherited from class java.lang.Object

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

Constructor Detail

PrimeList

public PrimeList(int numPrimes,
                 int numDigits,
                 boolean runInBackground)

Finds numPrimes prime numbers, each of which are numDigits long or longer. You can set it to only return when done, or have it return immediately, and you can later poll it to see how far it has gotten.

Method Detail

run

public void run()

Specified by:

run in interface Runnable

isDone

public boolean isDone()

getPrimes

public Vector getPrimes()

numDigits

public int numDigits()

numPrimes

public int numPrimes()

numCalculatedPrimes

public int numCalculatedPrimes()