/**
*
* Copyright 2004-2005 The Apache Software Foundation
*
* 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 org.apache.geronimo.connector;
import javax.resource.ResourceException;
import javax.resource.spi.ActivationSpec;
import javax.resource.spi.ResourceAdapter;
import javax.resource.spi.endpoint.MessageEndpointFactory;
import javax.transaction.SystemException;
import javax.transaction.xa.XAResource;
import org.apache.geronimo.transaction.manager.NamedXAResource;
import org.apache.geronimo.transaction.manager.ResourceManager;
import org.apache.geronimo.transaction.manager.WrapperNamedXAResource;
/**
* Wrapper for ActivationSpec instances.
* The framework assumes all RequiredConfigProperties are of type String, although it
* is unclear if this is required by the spec.
*
* @version $Rev: 356022 $ $Date: 2005-12-11 15:58:34 -0500 (Sun, 11 Dec 2005) $
*/
public class ActivationSpecWrapper implements ResourceManager {
protected final ActivationSpec activationSpec;
private final ResourceAdapterWrapper resourceAdapterWrapper;
private final String containerId;
/**
* Default constructor required when a class is used as a GBean Endpoint.
*/
public ActivationSpecWrapper() {
activationSpec = null;
containerId = null;
resourceAdapterWrapper = null;
}
/**
* Normal managed constructor.
*
* @param activationSpecClass Class of admin object to be wrapped.
* @throws IllegalAccessException
* @throws InstantiationException
*/
public ActivationSpecWrapper(final String activationSpecClass,
final String containerId,
final ResourceAdapterWrapper resourceAdapterWrapper,
final ClassLoader cl) throws IllegalAccessException, InstantiationException, ClassNotFoundException {
Class clazz = cl.loadClass(activationSpecClass);
this.activationSpec = (ActivationSpec) clazz.newInstance();
this.containerId = containerId;
this.resourceAdapterWrapper = resourceAdapterWrapper;
}
/**
*/
public ActivationSpecWrapper(ActivationSpec activationSpec, ResourceAdapterWrapper resourceAdapterWrapper) {
this.activationSpec = activationSpec;
this.resourceAdapterWrapper = resourceAdapterWrapper;
this.containerId = null;
}
/**
* Returns class of wrapped ActivationSpec.
*
* @return class of wrapped ActivationSpec
*/
// public String getActivationSpecClass() {
// return activationSpecClass;
// }
public String getContainerId() {
return containerId;
}
public ResourceAdapterWrapper getResourceAdapterWrapper() {
return resourceAdapterWrapper;
}
//GBeanLifecycle implementation
public void activate(final MessageEndpointFactory messageEndpointFactory) throws ResourceException {
ResourceAdapter resourceAdapter = activationSpec.getResourceAdapter();
if (resourceAdapter == null) {
resourceAdapterWrapper.registerResourceAdapterAssociation(activationSpec);
}
resourceAdapterWrapper.endpointActivation(messageEndpointFactory, activationSpec);
}
public void deactivate(final MessageEndpointFactory messageEndpointFactory) {
ResourceAdapter resourceAdapter = activationSpec.getResourceAdapter();
if (resourceAdapter != null) {
resourceAdapterWrapper.endpointDeactivation(messageEndpointFactory, activationSpec);
} else {
//this should never happen, activation spec should have been registered with r.a.
throw new IllegalStateException("ActivationSpec was never registered with ResourceAdapter");
}
}
//Operations.
public NamedXAResource getRecoveryXAResources() throws SystemException {
if (resourceAdapterWrapper == null) {
throw new IllegalStateException("Attempting to use activation spec when it is not activated");
}
try {
XAResource[] xaResources = resourceAdapterWrapper.getXAResources(new ActivationSpec[]{activationSpec});
if (xaResources == null || xaResources.length == 0) {
return null;
}
return new WrapperNamedXAResource(xaResources[0], containerId);
} catch (ResourceException e) {
throw (SystemException) new SystemException("Could not get XAResource for recovery for mdb: " + containerId).initCause(e);
}
}
public void returnResource(NamedXAResource xaResource) {
//do nothing, no way to return anything.
}
}