// $Id$
/*
 * WorldEdit
 * Copyright (C) 2010 sk89q <http://www.sk89q.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

package com.sk89q.worldedit;

/**
 *
 * @author sk89q
 * @param <T>
 */
public class Countable<T> implements Comparable<Countable<T>> {
    /**
     * ID.
     */
    private T id;
    /**
     * Amount.
     */
    private int amount;

    /**
     * Construct the object.
     *
     * @param id
     * @param amount
     */
    public Countable(T id, int amount) {
        this.id = id;
        this.amount = amount;
    }

    /**
     * @return the id
     */
    public T getID() {
        return id;
    }

    /**
     * @param id the id to set
     */
    public void setID(T id) {
        this.id = id;
    }

    /**
     * @return the amount
     */
    public int getAmount() {
        return amount;
    }

    /**
     * @param amount the amount to set
     */
    public void setAmount(int amount) {
        this.amount = amount;
    }

    /**
     * Decrement the amount.
     */
    public void decrement() {
        --this.amount;
    }

    /**
     * Increment the amount.
     */
    public void increment() {
        ++this.amount;
    }

    /**
     * Comparison.
     *
     * @param other
     * @return
     */
    public int compareTo(Countable<T> other) {
        if (amount > other.amount) {
            return 1;
        } else if (amount == other.amount) {
            return 0;
        } else {
            return -1;
        }
    }
}