Subversion Repositories mkgmap

/*
 * Copyright (C) 2011.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3 or
 * version 2 as published by the Free Software Foundation.
 *
 * 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.
 */
package uk.me.parabola.imgfmt.app.srt;

/**
 * Sort key when you are soring on a simple integer.
 *
 * @author Steve Ratcliffe
 */
public class IntegerSortKey<T> implements SortKey<T> {
        private final T object;
        private final int val;
        private final int second;

        public IntegerSortKey(T object, int val, int second) {
                this.object = object;
                this.val = val;
                this.second = second;
        }

        /**
         * Get the object associated with this sort key. This will usually be the real object being sorted.
         */
        public T getObject() {
                return object;
        }

        public int compareTo(SortKey<T> o) {
                IntegerSortKey<T> other = (IntegerSortKey<T>) o;
                if (val == other.val) {
                        if (second == other.second)
                                return 0;
                        else if (second < other.second)
                                return -1;
                        else
                                return 1;
                }
                else if (val < other.val)
                        return -1;
                else
                        return 1;
        }
}