// file attribute encoding
/** 
 * A file with this bit on as returned by <tt>getAttributes()</tt> or set
 * with <tt>setAttributes()</tt> will be read-only
 */ 
    public static final int ATTR_READONLY   = 0x01;
/** 
 * A file with this bit on as returned by <tt>getAttributes()</tt> or set
 * with <tt>setAttributes()</tt> will be hidden
 */
    public static final int ATTR_HIDDEN     = 0x02;
/**