/*

  * FCKeditor - The text editor for Internet - http://www.fckeditor.net

  * Copyright (C) 2004-2010 Frederico Caldeira Knabben

  * 

  * == BEGIN LICENSE ==

  * 

  * Licensed under the terms of any of the following licenses at your

  * choice:

  * 

  *  - GNU General Public License Version 2 or later (the "GPL")

  *    http://www.gnu.org/licenses/gpl.html

  * 

  *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")

  *    http://www.gnu.org/licenses/lgpl.html

  * 

  *  - Mozilla Public License Version 1.1 or later (the "MPL")

  *    http://www.mozilla.org/MPL/MPL-1.1.html

  * 

  * == END LICENSE ==

  */

 package net.fckeditor.tags;

 import java.util.HashMap;

 import java.util.Map;

 import javax.servlet.jsp.JspException;

 import javax.servlet.jsp.tagext.DynamicAttributes;

 import javax.servlet.jsp.tagext.Tag;

 import javax.servlet.jsp.tagext.TagSupport;

 import net.fckeditor.FCKeditorConfig;

 /**

  * Sets {@link FCKeditorConfig configuration options} in the surrounding editor

  * tag only.

  * 

  * @version $Id: ConfigTag.java 4785 2009-12-21 20:10:28Z mosipov $

  */

 public class ConfigTag extends TagSupport implements DynamicAttributes {

         private Map<String, String> params = new HashMap<String, String>();

         private static final long serialVersionUID = -5282810094404700422L;

         @Override

         public int doStartTag() throws JspException {

                 Tag ancestor = findAncestorWithClass(this, EditorTag.class);

                 if (ancestor == null)

                         throw new JspException(

                                         "the config tag can only be nested within an editor tag");

                 EditorTag editorTag = (EditorTag) ancestor;

                 for (Map.Entry<String, String> option : params.entrySet())

                         editorTag.setConfig(option.getKey(), option.getValue());

                 return SKIP_BODY;

         }

         /**

          * Sets a configuration option.

          */

         public void setDynamicAttribute(String arg0, String name, Object value)

                         throws JspException {

                 if (value != null)

                         params.put(name, value.toString());

         }

 }