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/*
* ====================================================================
* Project: openMDX/Core, http://www.openmdx.org/
* Description: Managed User Transaction Factory
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2011, OMEX AG, Switzerland
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the openMDX team nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* ------------------
*
* This product includes software developed by other organizations as
* listed in the NOTICE file.
*/
package org.openmdx.kernel.lightweight.naming;
import java.util.Hashtable;
import javax.naming.Context;
import javax.naming.Name;
import javax.naming.RefAddr;
import javax.naming.Reference;
import javax.naming.spi.ObjectFactory;
import javax.transaction.TransactionManager;
import javax.transaction.TransactionSynchronizationRegistry;
import org.openmdx.kernel.lightweight.transaction.LightweightTransactionManager;
import org.openmdx.kernel.lightweight.transaction.LightweightTransactionSynchronizationRegistry;
import org.openmdx.kernel.lightweight.transaction.LightweightUserTransaction;
import org.openmdx.kernel.loading.Factory;
import org.openmdx.kernel.naming.ComponentEnvironment;
/**
* Managed User Transaction Factory
*/
public class ManagedUserTransactionFactory implements ObjectFactory {
/**
* Tells whether a the lightweight transaction manager factory has been
* registered as component environment entry.
*/
private static boolean transactionManagerFactoryRegistered = false;
/**
* Tells whether a the lightweight transaction synchronization registry
* factory has been registered as component environment entry.
*/
private static boolean transactionSynchronizationRegistryFactoryRegistered = false;
/* (non-Javadoc)
* @see javax.naming.spi.ObjectFactory#getObjectInstance(java.lang.Object, javax.naming.Name, javax.naming.Context, java.util.Hashtable)
*/
// @Override
public Object getObjectInstance(
Object obj,
Name name,
Context nameCtx,
Hashtable environment
) throws Exception {
if (obj instanceof Reference) {
Reference ref = (Reference) obj;
if(!transactionManagerFactoryRegistered) {
RefAddr configuration = ref.get("registerTransactionManagerFactory");
if (
configuration == null || Boolean.parseBoolean(configuration.getContent().toString())){
ComponentEnvironment.register(new TransactionManagerFactory());
transactionManagerFactoryRegistered = true;
}
}
if(!transactionSynchronizationRegistryFactoryRegistered) {
RefAddr configuration = ref.get("registerTransactionSynchronizationRegistryFactory");
if (configuration == null || Boolean.parseBoolean(configuration.getContent().toString())){
ComponentEnvironment.register(new TransactionSynchronizationRegistryFactory());
transactionSynchronizationRegistryFactoryRegistered = true;
}
}
}
return LightweightUserTransaction.getInstance();
}
//------------------------------------------------------------------------
// Class TransactionManagerFactory
//------------------------------------------------------------------------
/**
* Transaction Manager Factory
*/
protected static class TransactionManagerFactory implements Factory {
/* (non-Javadoc)
* @see org.openmdx.kernel.loading.Factory#instantiate()
*/
@Override
public TransactionManager instantiate(
){
return LightweightTransactionManager.getInstance();
}
/* (non-Javadoc)
* @see org.openmdx.kernel.loading.Factory#getInstanceClass()
*/
@Override
public Class getInstanceClass(
){
return TransactionManager.class;
}
}
//------------------------------------------------------------------------
// Class TransactionSynchronizationRegistryFactory
//------------------------------------------------------------------------
/**
* Transaction Synchronization Registry Factory
*/
protected static class TransactionSynchronizationRegistryFactory implements Factory {
/* (non-Javadoc)
* @see org.openmdx.kernel.loading.Factory#instantiate()
*/
// @Override
public TransactionSynchronizationRegistry instantiate(
){
return LightweightTransactionSynchronizationRegistry.getInstance();
}
/* (non-Javadoc)
* @see org.openmdx.kernel.loading.Factory#getInstanceClass()
*/
// @Override
public Class getInstanceClass(
){
return TransactionSynchronizationRegistry.class;
}
}
}
