/* IdentifierMatcher Copyright (C) 1999-2002 Jochen Hoenicke.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * $Id$
 */

package net.sf.jode.obfuscator;

public interface IdentifierMatcher {
    /**
     * Returns true, if the ident is matched by this matcher.
     */
    public boolean matches(Identifier ident);

    /**
     * Returns true, if there may be a sub ident, that is matched by
     * this matcher.  
     * @param subIdent the name of the sub ident, or null if every
     * name is okay.  
     */
    public boolean matchesSub(Identifier ident, String subIdent);

    /**
     * Returns the unique name of the single sub item, for which matches 
     * or matchesSub returns true. 
     * @return the unique name, or null, if there is not a unique sub
     * item.  
     */
    public String getNextComponent(Identifier ident);
}