/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.services.deployment.metadata;
import java.beans.PropertyEditor;
import java.beans.PropertyEditorManager;
import org.jboss.xb.binding.GenericObjectModelFactory;
import org.jboss.xb.binding.UnmarshallingContext;
import org.xml.sax.Attributes;
/**
* Class that implements the binding of the XML model
* to our POJO classes, using the GenericObjectModelFactory
* facility
*
* @author <a href="mailto:dimitris@jboss.org">Dimitris Andreadis</a>
*
* @version $Revision: 81038 $
*/
public class ConfigInfoBinding
implements GenericObjectModelFactory
{
// ObjectModelFactory implementation -----------------------------
public Object newRoot(Object root, UnmarshallingContext ctx, String namespaceURI,
String localName, Attributes attrs)
{
final ConfigInfo ci;
if(root == null)
{
root = ci = new ConfigInfo();
}
else
{
ci = (ConfigInfo) root;
}
if(attrs.getLength() > 0)
{
for(int i = 0; i < attrs.getLength(); ++i)
{
if (attrs.getLocalName(i).equals("copydir"))
{
ci.setCopydir(attrs.getValue(i));
}
else if (attrs.getLocalName(i).equals("template"))
{
ci.setTemplate(attrs.getValue(i));
}
else if (attrs.getLocalName(i).equals("extension"))
{
ci.setExtension(attrs.getValue(i));
}
}
}
return root;
}
public Object completeRoot(Object root, UnmarshallingContext ctx, String namespaceURI, String localName)
{
return root;
}
// GenericObjectModelFactory implementation ----------------------
public Object newChild(Object parent, UnmarshallingContext ctx, String namespaceURI,
String localName, Attributes attrs)
{
Object child = null;
if (parent instanceof ConfigInfo)
{
if("property".equals(localName))
{
PropertyInfo pi = new PropertyInfo();
child = pi;
if(attrs.getLength() > 0)
{
for(int i = 0; i < attrs.getLength(); ++i)
{
if(attrs.getLocalName(i).equals("name"))
{
pi.setName(attrs.getValue(i));
}
else if (attrs.getLocalName(i).equals("type"))
{
pi.setType(attrs.getValue(i));
}
else if (attrs.getLocalName(i).equals("optional"))
{
pi.setOptional(Boolean.valueOf(attrs.getValue(i)).booleanValue());
}
}
}
if (pi.getName() == null)
throw new RuntimeException(
"Missing attribute 'name' for <property> element");
// check type if specified, otherwise assume the default
String type = pi.getType();
if (type == null)
pi.setType("java.lang.String");
}
else if ("template".equals(localName))
{
TemplateInfo ti = new TemplateInfo();
child = ti;
if(attrs.getLength() > 0)
{
for(int i = 0; i < attrs.getLength(); ++i)
{
if(attrs.getLocalName(i).equals("input"))
{
ti.setInput(attrs.getValue(i));
}
else if (attrs.getLocalName(i).equals("output"))
{
ti.setOutput(attrs.getValue(i));
}
}
}
// check both attributes are populated
if (ti.getInput() == null || ti.getOutput() == null)
throw new RuntimeException(
"Both 'input' and 'output' attribute must be set for a <template> element");
}
}
return child;
}
public void addChild(Object parent, Object child, UnmarshallingContext ctx,
String namespaceURI, String localName)
{
if(parent instanceof ConfigInfo)
{
final ConfigInfo ci = (ConfigInfo)parent;
if(child instanceof PropertyInfo)
{
ci.addPropertyInfo((PropertyInfo)child);
}
else if(child instanceof TemplateInfo)
{
ci.addTemplateInfo((TemplateInfo)child);
}
}
}
public void setValue(Object o, UnmarshallingContext ctx, String namespaceURI,
String localName, String value)
{
if(o instanceof ConfigInfo)
{
final ConfigInfo ci = (ConfigInfo)o;
if("description".equals(localName))
{
ci.setDescription(value);
}
}
else if(o instanceof PropertyInfo)
{
PropertyInfo pi = (PropertyInfo)o;
if("description".equals(localName))
{
pi.setDescription(value);
}
else if("default-value".equals(localName))
{
ClassLoader cl = Thread.currentThread().getContextClassLoader();
Class clazz = null;
try {
clazz = cl.loadClass(pi.getType());
}
catch (ClassNotFoundException e) {
throw new RuntimeException("Class not found for property '" + pi.getName() +
"' of type '" + pi.getType() + "'");
}
PropertyEditor peditor = PropertyEditorManager.findEditor(clazz);
if (peditor != null) {
peditor.setAsText(value);
pi.setDefaultValue(peditor.getValue());
}
else
throw new RuntimeException("Property editor not found for property '" + pi.getName() +
"' of type '" + pi.getType() + "'");
}
}
}
}