| /* parameterDefaulter.java -- |
| Copyright (C) 2005 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath 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. |
| |
| GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package gnu.javax.swing.text.html.parser.support; |
| |
| import gnu.javax.swing.text.html.parser.htmlAttributeSet; |
| |
| import java.util.Hashtable; |
| |
| import javax.swing.text.html.parser.AttributeList; |
| import javax.swing.text.html.parser.DTD; |
| import javax.swing.text.html.parser.Element; |
| |
| /** |
| * Returns an attribute set, containing default |
| * parameters for the given element. Caches sets of default |
| * parameters. |
| * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) |
| */ |
| public class parameterDefaulter |
| { |
| public final DTD dtd; |
| Hashtable sets = new Hashtable(); |
| |
| /** |
| * Create a parameterDefaulter that looks for the default attribute |
| * values in the given DTD. |
| * @param a_dtd |
| */ |
| public parameterDefaulter(DTD a_dtd) |
| { |
| dtd = a_dtd; |
| } |
| |
| /** |
| * Get the default parameter set for the given element. |
| * @param element The element name (case insensitive). |
| * @return the default attrbute set. |
| */ |
| public htmlAttributeSet getDefaultParameters(String element) |
| { |
| String key = element.toLowerCase(); |
| htmlAttributeSet atts = (htmlAttributeSet) sets.get(key); |
| |
| if (atts == null) |
| { |
| htmlAttributeSet set = new htmlAttributeSet(); |
| Element e = (Element) dtd.elementHash.get(element.toLowerCase()); |
| |
| if (e != null) |
| { |
| AttributeList a = e.getAttributes(); |
| |
| while (a != null) |
| { |
| if (a.value != null) |
| set.addAttribute(a.name, a.value); |
| a = a.next; |
| } |
| } |
| |
| if (set.getAttributeCount() > 0) |
| sets.put(key, set); |
| else |
| sets.put(key, htmlAttributeSet.EMPTY_HTML_ATTRIBUTE_SET); |
| |
| atts = set; |
| } |
| return atts; |
| } |
| } |