package org.simantics.utils.datastructures;

import java.util.Comparator;

/**
 * Compares strings using their toString() value.
 *
 * @author toni.kalajainen@semantum.fi
 */
public class ToStringComparator implements Comparator<Object> {

	@Override
	public int compare(Object arg0, Object arg1) {
		String s1 = arg0.toString();
		String s2 = arg1.toString();		
		return s1.compareTo(s2);
	}

	
	public static class ByLength implements Comparator<Object> {

		@Override
		public int compare(Object arg0, Object arg1) {
			String s1 = arg0.toString();
			String s2 = arg1.toString();
			int l1 = s1.length();
			int l2 = s2.length();
			return l1 - l2;
		}

	}
	
}