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Diffstat (limited to 'libjava/classpath/gnu/javax/swing/text/html/parser/support/parameterDefaulter.java')
-rw-r--r-- | libjava/classpath/gnu/javax/swing/text/html/parser/support/parameterDefaulter.java | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/javax/swing/text/html/parser/support/parameterDefaulter.java b/libjava/classpath/gnu/javax/swing/text/html/parser/support/parameterDefaulter.java new file mode 100644 index 000000000..43c07572a --- /dev/null +++ b/libjava/classpath/gnu/javax/swing/text/html/parser/support/parameterDefaulter.java @@ -0,0 +1,106 @@ +/* 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 = 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; + } +} |