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package org.drools.verifier.report.components;

import java.util.ArrayList;
import java.util.Collection;



public class Severity implements Comparable {
	public static final Severity NOTE = new Severity(0, "Note", "Notes");
	public static final Severity WARNING = new Severity(1, "Warning",
			"Warnings");
	public static final Severity ERROR = new Severity(2, "Error", "Errors");

	private final int index;
	public final String singular;
	private final String tuple;

	private Severity(int i, String singular, String tuple) {
		this.index = i;
		this.singular = singular;
		this.tuple = tuple;
	}

	private int getIndex() {
		return index;
	}

	public String getSingular() {
		return singular;
	}

	public String getTuple() {
		return tuple;
	}

	public static Collection values() {
		Collection all = new ArrayList();

		all.add(NOTE);
		all.add(WARNING);
		all.add(ERROR);

		return all;
	}

	@Override
	public String toString() {
		return singular;
	}

	public int compareTo(Severity s) {

		if (s.getIndex() == this.index) {
			return 0;
		}

		return (s.getIndex() < this.index ? -1 : 1);
	}
}