sorted properties

SortedProperties.java

import java.util.Collections;
import java.util.Enumeration;
import java.util.Properties;
import java.util.Vector;

@SuppressWarnings("serial")
public class SortedProperties extends Properties {

	@SuppressWarnings({ "rawtypes", "unchecked" })
	public synchronized Enumeration keys() {
		Enumeration keys = super.keys();
		Vector sorted = new Vector();

		while (keys.hasMoreElements()) {
			sorted.add(keys.nextElement());
		}

		Collections.sort(sorted);

		return sorted.elements();
	}

}