/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jetspeed.tools.pamanager.rules;
import java.util.Locale;
import org.apache.commons.digester.Rule;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.jetspeed.om.common.GenericMetadata;
import org.apache.jetspeed.om.common.LocalizedField;
import org.apache.jetspeed.om.common.portlet.MutablePortletApplication;
import org.apache.jetspeed.om.common.portlet.PortletDefinitionComposite;
import org.xml.sax.Attributes;
/**
* This class helps load internationalized fields
*
* @author <a href="mailto:jford@apache.org">Jeremy Ford </a>
* @version $Id: LocalizedFieldRule.java 516448 2007-03-09 16:25:47Z ate $
*/
public class LocalizedFieldRule extends Rule
{
protected final static Log log = LogFactory.getLog(LocalizedFieldRule.class);
/**
* Handle the beginning of an XML element.
*
* @param attributes
* The attributes of this element
* @exception Exception
* if a processing error occurs
*/
public void begin(String namespace, String name, Attributes attributes) throws Exception
{
if (digester.getLogger().isDebugEnabled())
digester.getLogger().debug("Setting localized field " + name);
Object obj = digester.peek();
if (null == obj)
{
digester.push(null);
return;
}
GenericMetadata metadata = null;
if (obj instanceof MutablePortletApplication)
{
metadata = ((MutablePortletApplication) obj).getMetadata();
}
if (obj instanceof PortletDefinitionComposite)
{
metadata = ((PortletDefinitionComposite) obj).getMetadata();
}
if (metadata != null)
{
LocalizedField child = metadata.createLocalizedField();
if (name.equals("metadata"))
{
String nameAttr = attributes.getValue("name");
child.setName(nameAttr);
}
else
{
child.setName(name);
}
String language = attributes.getValue("xml:lang");
Locale locale = null;
if (language == null)
{
locale = new Locale("en");
}
else
{
locale = new Locale(language);
}
child.setLocale(locale);
digester.push(child);
}
else
{
digester.push(null);
}
}
public void body(String namespace, String name, String text) throws Exception
{
LocalizedField child = (LocalizedField) digester.peek(0);
if (child != null)
{
child.setValue(text);
}
}
public void end(String namespace, String name) throws Exception
{
LocalizedField child = (LocalizedField) digester.pop();
if (child != null)
{
Object obj = digester.peek();
if (null == obj)
{
digester.push(null);
return;
}
GenericMetadata metadata = null;
if (obj instanceof MutablePortletApplication)
{
metadata = ((MutablePortletApplication) obj).getMetadata();
}
if (obj instanceof PortletDefinitionComposite)
{
metadata = ((PortletDefinitionComposite) obj).getMetadata();
}
if (null != metadata)
{
metadata.addField(child);
}
}
}
}