bitronix.tm.resource.ResourceObjectFactory Maven / Gradle / Ivy
/*
* Copyright (C) 2006-2013 Bitronix Software (http://www.bitronix.be)
*
* Licensed 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 bitronix.tm.resource;
import bitronix.tm.internal.LogDebugCheck;
import javax.naming.*;
import javax.naming.spi.ObjectFactory;
import java.util.Hashtable;
/**
* {@link bitronix.tm.resource.common.XAResourceProducer} object factory for JNDI references.
*
* @author Ludovic Orban
* @see bitronix.tm.resource.common.ResourceBean
*/
public class ResourceObjectFactory
implements ObjectFactory
{
private static final java.util.logging.Logger log = java.util.logging.Logger.getLogger(ResourceObjectFactory.class.toString());
/**
* Method getObjectInstance ...
*
* @param obj
* of type Object
* @param jndiNameObject
* of type Name
* @param nameCtx
* of type Context
* @param environment
* of type Hashtable
*
* @return Object
*
* @throws Exception
* when
*/
@Override
public Object getObjectInstance(Object obj, Name jndiNameObject, Context nameCtx, Hashtable environment) throws Exception
{
Reference ref = (Reference) obj;
if (LogDebugCheck.isDebugEnabled())
{
log.finer("referencing resource with reference of type " + ref.getClass());
}
RefAddr refAddr = ref.get("uniqueName");
if (refAddr == null)
{
throw new NamingException("no 'uniqueName' RefAddr found");
}
Object content = refAddr.getContent();
if (!(content instanceof String))
{
throw new NamingException("'uniqueName' RefAddr content is not of type java.lang.String");
}
String uniqueName = (String) content;
if (LogDebugCheck.isDebugEnabled())
{
log.finer("getting registered resource with uniqueName '" + uniqueName + "'");
}
Referenceable resource = ResourceRegistrar.get(uniqueName);
if (resource == null)
{
throw new NamingException("no resource registered with uniqueName '" + uniqueName + "', available resources: " + ResourceRegistrar.getResourcesUniqueNames());
}
return resource;
}
}