/*
 * MatchInfo.java
 *
 * Copyright (C) 1997 Shugo Maeda
 *
 * 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.
 */

package JP.ac.osaka_u.ender.util.regex;

/**
 * A class used in pattern matching.
 */
public class MatchInfo {
    int start;
    int end;
    String matchString;

    /**
     * Constructor.
     */
    public MatchInfo() {
	this(0, 0, "");
    }

    /**
     * Constructor.
     */
    public MatchInfo(int start, int end, String matchString) {
	this.start = start;
	this.end = end;
	this.matchString = matchString;
    }

    /**
     * Returns the start index of the matched string.
     */
    public int start() {
	return start;
    }

    /**
     * Returns the end index of the matched string.
     */
    public int end() {
	return end;
    }

    /**
     * Returns the matched string.
     */
    public String matchString() {
	return matchString;
    }

    public String toString() {
	return "(" + start + ":" + (end - start) + ":\"" + matchString + "\")";
    }
}