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/*
* File: AbstractDistribution.java
* Authors: Kevin R. Dixon
* Company: Sandia National Laboratories
* Project: Cognitive Foundry
*
* Copyright Jan 23, 2009, Sandia Corporation.
* Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
* license for use of this work by or on behalf of the U.S. Government.
* Export of this program may require a license from the United States
* Government. See CopyrightHistory.txt for complete details.
*
*/
package gov.sandia.cognition.statistics;
import gov.sandia.cognition.collection.CollectionUtil;
import gov.sandia.cognition.util.AbstractCloneableSerializable;
import java.util.ArrayList;
import java.util.Random;
/**
* Partial implementation of Distribution.
* @param
* Type of data that can be sampled from the Distribution.
* @author Kevin R. Dixon
* @since 3.0
*/
public abstract class AbstractDistribution
extends AbstractCloneableSerializable
implements Distribution
{
@Override
public DataType sample(
final Random random )
{
return CollectionUtil.getFirst(this.sample(random, 1));
}
@Override
public ArrayList sample(
final Random random,
final int numSamples)
{
final ArrayList result = new ArrayList(numSamples);
this.sampleInto(random, numSamples, result);
return result;
}
}