Strings.java

package org.jboss.seam.remoting.util;

public class Strings {
    public static boolean isEmpty(String string) {
        int len;
        if (string == null || (len = string.length()) == 0) {
            return true;
        }

        for (int i = 0; i < len; i++) {
            if ((Character.isWhitespace(string.charAt(i)) == false)) {
                return false;
            }
        }
        return true;
    }
}