com.riversoforion.zambezi.dice.Die.java Source code

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Here is the source code for com.riversoforion.zambezi.dice.Die.java

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/*
 * Copyright (c) 2011, Eric McIntyre
 * All rights reserved.
 *
 * This software is under the BSD license.
 * http://www.opensource.org/licenses/bsd-license.php
 */
package com.riversoforion.zambezi.dice;

import java.util.Random;

import org.apache.commons.lang3.builder.CompareToBuilder;
import org.apache.commons.lang3.builder.EqualsBuilder;
import org.apache.commons.lang3.builder.HashCodeBuilder;
import org.apache.commons.lang3.builder.ToStringBuilder;

/**
 * @author macdaddy
 */
public class Die implements Comparable<Die> {

    private static final int DEFAULT_SIDES = 6;

    private int sides;
    private int value;
    private Random randomizer = new Random(System.currentTimeMillis());

    public Die() {

        this(DEFAULT_SIDES);
    }

    public Die(int sides) {

        this.sides = sides;
    }

    public int getSides() {

        return this.sides;
    }

    public int getValue() {

        return this.value;
    }

    public int roll() {

        value = randomizer.nextInt(sides) + 1;
        return this.value;
    }

    public int compareTo(Die o) {

        return new CompareToBuilder().append(sides, o.sides).append(value, o.value).toComparison();
    }

    @Override
    public boolean equals(Object obj) {

        if (obj == this)
            return true;
        if (obj == null || !(obj instanceof Die))
            return false;
        Die other = (Die) obj;
        return new EqualsBuilder().append(sides, other.sides).append(value, other.value).isEquals();
    }

    @Override
    public int hashCode() {

        return new HashCodeBuilder().append(sides).append(value).toHashCode();
    }

    @Override
    public String toString() {

        return new ToStringBuilder(this).append("# of sides", sides).append("value", value).build();
    }
}