/*

  * Copyright (C) 1998-2000 Semiotek Inc.  All Rights Reserved.

  *

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted under the terms of either of the following

  * Open Source licenses:

  *

  * The GNU General Public License, version 2, or any later version, as

  * published by the Free Software Foundation

  * (http://www.fsf.org/copyleft/gpl.html);

  *

  *  or

  *

  * The Semiotek Public License (http://webmacro.org/LICENSE.)

  *

  * This software is provided "as is", with NO WARRANTY, not even the

  * implied warranties of fitness to purpose, or merchantability. You

  * assume all risks and liabilities associated with its use.

  *

  * See www.webmacro.org for more information on the WebMacro project.

  */

 package org.webmacro.directive;

 import org.webmacro.engine.BuildContext;

 import org.webmacro.engine.BuildException;

 /**

  * Interface used for setting and retrieving directive arguments.

  * @author Brian Goetz

  * @see ArgsHolder

  * @see DirectiveBuilder

  */

 public interface DirectiveArgs

 {

     public int getArgCount () throws BuildException;

     public Object getExactArg (int idx) throws BuildException;

     public Object getArg (int id) throws BuildException;

     public Object getArg (int id, BuildContext bc) throws BuildException;

     public void setArg (int id, Object o) throws BuildException;

 }