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Java > Open Source Codes > org > jboss > xb > binding > sunday > unmarshalling > AttributesHandler


1 /*
2   * JBoss, Home of Professional Open Source
3   * Copyright 2005, JBoss Inc., and individual contributors as indicated
4   * by the @authors tag. See the copyright.txt in the distribution for a
5   * full listing of individual contributors.
6   *
7   * This is free software; you can redistribute it and/or modify it
8   * under the terms of the GNU Lesser General Public License as
9   * published by the Free Software Foundation; either version 2.1 of
10   * the License, or (at your option) any later version.
11   *
12   * This software is distributed in the hope that it will be useful,
13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15   * Lesser General Public License for more details.
16   *
17   * You should have received a copy of the GNU Lesser General Public
18   * License along with this software; if not, write to the Free
19   * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20   * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21   */
22 package org.jboss.xb.binding.sunday.unmarshalling;
23
24 import javax.xml.namespace.QName JavaDoc;
25 import javax.xml.namespace.NamespaceContext JavaDoc;
26 import org.xml.sax.Attributes JavaDoc;
27 import org.jboss.logging.Logger;
28 import org.jboss.xb.binding.Constants;
29 import org.jboss.xb.binding.JBossXBRuntimeException;
30
31 /**
32  * @author <a HREF="mailto:alex@jboss.org">Alexey Loubyansky</a>
33  * @version <tt>$Revision: 1958 $</tt>
34  */
35 public class AttributesHandler
36 {
37    private static final Logger log = Logger.getLogger(AttributesHandler.class);
38
39    public static final AttributesHandler INSTANCE = new AttributesHandler();
40
41    public void attributes(Object JavaDoc o, QName JavaDoc elementName, TypeBinding type, Attributes JavaDoc attrs, NamespaceContext JavaDoc nsCtx)
42    {
43       for(int i = 0; i < attrs.getLength(); ++i)
44       {
45          QName JavaDoc qName = new QName JavaDoc(attrs.getURI(i), attrs.getLocalName(i));
46          AttributeBinding binding = type.getAttribute(qName);
47          if(binding != null)
48          {
49             AttributeHandler handler = binding.getHandler();
50             Object JavaDoc value = handler.unmarshal(elementName, qName, binding, nsCtx, attrs.getValue(i));
51             handler.attribute(elementName, qName, binding, o, value);
52          }
53          else if(!Constants.NS_XML_SCHEMA_INSTANCE.equals(qName.getNamespaceURI()))
54          {
55             SchemaBinding schemaBinding = type.getSchemaBinding();
56             if(schemaBinding != null && schemaBinding.isStrictSchema())
57             {
58                throw new JBossXBRuntimeException(
59                   "Attribute is not bound: element owner " + elementName + ", attribute " + qName
60                );
61             }
62             else if(log.isTraceEnabled())
63             {
64                log.trace("Attribute is not bound: element owner " + elementName + ", attribute " + qName);
65             }
66          }
67       }
68    }
69 }
70
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