org.uncommons.maths.random
Class DiehardInputGenerator

java.lang.Object
  org.uncommons.maths.random.DiehardInputGenerator

public final class DiehardInputGenerator
extends Object

Utility to generate an input file for the DIEHARD suite of statistical tests for random number generators.

Author:

Daniel Dyer

Method Summary

static void	generateOutputFile(Random rng, File outputFile) Generates a file of random data in a format suitable for the DIEHARD test.
static void	main(String[] args)

Methods inherited from class java.lang.Object

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

Method Detail

main

public static void main(String[] args)
                 throws Exception

Parameters:

args - The first argument is the class name of the RNG, the second is the file to use for output.

Throws:

Exception - If there are problems setting up the RNG or writing to the output file.

generateOutputFile

public static void generateOutputFile(Random rng,
                                      File outputFile)
                               throws IOException

Generates a file of random data in a format suitable for the DIEHARD test. DIEHARD requires 3 million 32-bit integers.

Parameters:

rng - The random number generator to use to generate the data.

outputFile - The file that the random data is written to.

Throws:

IOException - If there is a problem writing to the file.