Example usage for org.apache.commons.math3.random Well44497a Well44497a

Introduction

In this page you can find the example usage for org.apache.commons.math3.random Well44497a Well44497a.

Prototype

public Well44497a() 

Source Link

Document

Creates a new random number generator.

Usage

From source file:com.milaboratory.core.mutations.MutationsUtilTest.java

@Test
public void testRandomEncodeDecode() throws Exception {
    RandomGenerator rnd = new Well44497a();
    int n = 1000;
    for (Alphabet alphabet : Alphabets.getAll()) {
        for (int i = 0; i < n; ++i) {
            int[] r = createRandomMutations(alphabet, rnd.nextInt(100), rnd);
            Assert.assertArrayEquals(r, MutationsUtil.decode(MutationsUtil.encode(r, alphabet), alphabet));
        }/*from www  . ja v  a  2 s. c o m*/
    }
}

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From source file:org.optaplanner.core.impl.solver.random.DefaultRandomFactory.java

@Override
public Random createRandom() {
    switch (randomType) {
    case JDK:/*from ww w  .jav  a 2  s.com*/
        return randomSeed == null ? new Random() : new Random(randomSeed);
    case MERSENNE_TWISTER:
        return new RandomAdaptor(randomSeed == null ? new MersenneTwister() : new MersenneTwister(randomSeed));
    case WELL512A:
        return new RandomAdaptor(randomSeed == null ? new Well512a() : new Well512a(randomSeed));
    case WELL1024A:
        return new RandomAdaptor(randomSeed == null ? new Well1024a() : new Well1024a(randomSeed));
    case WELL19937A:
        return new RandomAdaptor(randomSeed == null ? new Well19937a() : new Well19937a(randomSeed));
    case WELL19937C:
        return new RandomAdaptor(randomSeed == null ? new Well19937c() : new Well19937c(randomSeed));
    case WELL44497A:
        return new RandomAdaptor(randomSeed == null ? new Well44497a() : new Well44497a(randomSeed));
    case WELL44497B:
        return new RandomAdaptor(randomSeed == null ? new Well44497b() : new Well44497b(randomSeed));
    default:
        throw new IllegalStateException("The randomType (" + randomType + ") is not implemented.");
    }
}

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