/**
*
* Copyright 2003-2004 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.outbound;
import javax.management.ObjectName;
import javax.naming.NamingException;
import javax.resource.ResourceException;
import javax.resource.spi.ManagedConnectionFactory;
import javax.resource.spi.ResourceAdapterAssociation;
import javax.transaction.SystemException;
import net.sf.cglib.proxy.Callback;
import net.sf.cglib.proxy.Enhancer;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.geronimo.connector.ConnectorMethodInterceptor;
import org.apache.geronimo.connector.ResourceAdapterWrapper;
import org.apache.geronimo.connector.outbound.security.ManagedConnectionFactoryListener;
import org.apache.geronimo.gbean.DynamicGBean;
import org.apache.geronimo.gbean.DynamicGBeanDelegate;
import org.apache.geronimo.gbean.GBeanInfo;
import org.apache.geronimo.gbean.GBeanInfoBuilder;
import org.apache.geronimo.gbean.GBeanLifecycle;
import org.apache.geronimo.gbean.WaitingException;
import org.apache.geronimo.kernel.Kernel;
import org.apache.geronimo.naming.geronimo.GeronimoContextManager;
import org.apache.geronimo.transaction.manager.NamedXAResource;
import org.apache.geronimo.transaction.manager.ResourceManager;
/**
* @version $Rev: 56022 $ $Date: 2004-10-30 00:16:18 -0500 (Sat, 30 Oct 2004) $
*/
public class ManagedConnectionFactoryWrapper implements GBeanLifecycle, DynamicGBean, ResourceManager {
private static final GBeanInfo GBEAN_INFO;
private static final Log log = LogFactory.getLog(ManagedConnectionFactoryWrapper.class);
private final Class managedConnectionFactoryClass;
private final Class connectionFactoryInterface;
private final Class[] implementedInterfaces;
private final Class connectionFactoryImplClass;
private final Class connectionInterface;
private final Class connectionImplClass;
private final Class[] allImplementedInterfaces;
private String globalJNDIName;
private ResourceAdapterWrapper resourceAdapterWrapper;
private ConnectionManagerFactory connectionManagerFactory;
private ManagedConnectionFactoryListener managedConnectionFactoryListener;
private ManagedConnectionFactory managedConnectionFactory;
private Object connectionFactory;
private DynamicGBeanDelegate delegate;
private boolean registered = false;
private Object proxy;
private ConnectorMethodInterceptor interceptor;
private final Kernel kernel;
private final String objectName;
private final boolean isProxyable;
//default constructor for enhancement proxy endpoint
public ManagedConnectionFactoryWrapper() {
managedConnectionFactoryClass = null;
connectionFactoryInterface = null;
implementedInterfaces = null;
connectionFactoryImplClass = null;
connectionInterface = null;
connectionImplClass = null;
kernel = null;
objectName = null;
allImplementedInterfaces = null;
isProxyable = false;
}
public ManagedConnectionFactoryWrapper(Class managedConnectionFactoryClass,
Class connectionFactoryInterface,
Class[] implementedInterfaces,
Class connectionFactoryImplClass,
Class connectionInterface,
Class connectionImplClass,
String globalJNDIName,
ResourceAdapterWrapper resourceAdapterWrapper,
ConnectionManagerFactory connectionManagerFactory,
ManagedConnectionFactoryListener managedConnectionFactoryListener,
Kernel kernel,
String objectName) throws InstantiationException, IllegalAccessException {
this.managedConnectionFactoryClass = managedConnectionFactoryClass;
this.connectionFactoryInterface = connectionFactoryInterface;
this.implementedInterfaces = implementedInterfaces;
this.connectionFactoryImplClass = connectionFactoryImplClass;
this.connectionInterface = connectionInterface;
this.connectionImplClass = connectionImplClass;
allImplementedInterfaces = new Class[1 + implementedInterfaces.length];
allImplementedInterfaces[0]= connectionFactoryInterface;
System.arraycopy(implementedInterfaces, 0, allImplementedInterfaces, 1, implementedInterfaces.length);
boolean mightBeProxyable = true;
for (int i = 0; i < implementedInterfaces.length; i++) {
Class implementedInterface = implementedInterfaces[i];
if (!implementedInterface.isInterface()) {
mightBeProxyable = false;
break;
}
}
isProxyable = mightBeProxyable;
this.globalJNDIName = globalJNDIName;
this.resourceAdapterWrapper = resourceAdapterWrapper;
this.connectionManagerFactory = connectionManagerFactory;
//set up that must be done before start
managedConnectionFactory = (ManagedConnectionFactory) managedConnectionFactoryClass.newInstance();
delegate = new DynamicGBeanDelegate();
delegate.addAll(managedConnectionFactory);
this.managedConnectionFactoryListener = managedConnectionFactoryListener;
this.kernel = kernel;
this.objectName = objectName;
}
public Class getManagedConnectionFactoryClass() {
return managedConnectionFactoryClass;
}
public Class getConnectionFactoryInterface() {
return connectionFactoryInterface;
}
public Class[] getImplementedInterfaces() {
return implementedInterfaces;
}
public Class getConnectionFactoryImplClass() {
return connectionFactoryImplClass;
}
public Class getConnectionInterface() {
return connectionInterface;
}
public Class getConnectionImplClass() {
return connectionImplClass;
}
public String getGlobalJNDIName() {
return globalJNDIName;
}
public ResourceAdapterWrapper getResourceAdapterWrapper() {
return resourceAdapterWrapper;
}
public void setResourceAdapterWrapper(ResourceAdapterWrapper resourceAdapterWrapper) {
this.resourceAdapterWrapper = resourceAdapterWrapper;
}
public ConnectionManagerFactory getConnectionManagerFactory() {
return connectionManagerFactory;
}
public void setConnectionManagerFactory(ConnectionManagerFactory connectionManagerFactory) {
this.connectionManagerFactory = connectionManagerFactory;
}
public void doStart() throws WaitingException, Exception {
//register with resource adapter if not yet done
if (!registered && (managedConnectionFactory instanceof ResourceAdapterAssociation)) {
if (resourceAdapterWrapper == null) {
throw new IllegalStateException("Managed connection factory expects to be registered with a ResourceAdapter, but there is no ResourceAdapter");
}
resourceAdapterWrapper.registerResourceAdapterAssociation((ResourceAdapterAssociation) managedConnectionFactory);
registered = true;
log.debug("Registered managedConnectionFactory with ResourceAdapter " + resourceAdapterWrapper.toString());
}
//set up login if present
if (managedConnectionFactoryListener != null) {
managedConnectionFactoryListener.setManagedConnectionFactory(managedConnectionFactory);
}
//create a new ConnectionFactory
connectionFactory = connectionManagerFactory.createConnectionFactory(managedConnectionFactory);
//build proxy
if (proxy == null) {
if (isProxyable) {
Enhancer enhancer = new Enhancer();
enhancer.setInterfaces(allImplementedInterfaces);
enhancer.setCallbackType(net.sf.cglib.proxy.MethodInterceptor.class);
enhancer.setUseFactory(false);//????
interceptor = new ConnectorMethodInterceptor(kernel.getKernelName(), ObjectName.getInstance(objectName));
enhancer.setCallbacks(new Callback[]{interceptor});
proxy = enhancer.create(new Class[0], new Object[0]);
} else {
proxy = connectionFactory;
}
}
//connect proxy
if (isProxyable) {
interceptor.setInternalProxy(connectionFactory);
}
//If a globalJNDIName is supplied, bind it.
if (globalJNDIName != null) {
GeronimoContextManager.bind(globalJNDIName, proxy);
log.debug("Bound connection factory into global 'ger:' context at " + globalJNDIName);
}
}
public void doStop() throws WaitingException {
if (isProxyable) {
interceptor.setInternalProxy(null);
}
//tear down login if present
if (managedConnectionFactoryListener != null) {
managedConnectionFactoryListener.setManagedConnectionFactory(null);
}
connectionFactory = null;
if (globalJNDIName != null) {
try {
GeronimoContextManager.unbind(globalJNDIName);
} catch (NamingException e) {
throw new RuntimeException(e);
}
}
}
public void doFail() {
}
//DynamicGBean implementation
public Object getAttribute(String name) throws Exception {
return delegate.getAttribute(name);
}
public void setAttribute(String name, Object value) throws Exception {
delegate.setAttribute(name, value);
}
public Object invoke(String name, Object[] arguments, String[] types) throws Exception {
//we have no dynamic operations.
return null;
}
public Object $getResource() {
return proxy;
}
public Object $getMethodInterceptor() {
return interceptor;
}
//ResourceManager implementation
public NamedXAResource getRecoveryXAResources() throws SystemException {
try {
return connectionManagerFactory.getRecoveryXAResource(managedConnectionFactory);
} catch (ResourceException e) {
throw (SystemException)new SystemException("Could not obtain recovery XAResource for managedConnectionFactory " + objectName).initCause(e);
}
}
public void returnResource(NamedXAResource xaResource) {
((ConnectionManagerFactory.ReturnableXAResource)xaResource).returnConnection();
}
static {
GBeanInfoBuilder infoFactory = new GBeanInfoBuilder(ManagedConnectionFactoryWrapper.class);
infoFactory.addAttribute("managedConnectionFactoryClass", Class.class, true);
infoFactory.addAttribute("connectionFactoryInterface", Class.class, true);
infoFactory.addAttribute("implementedInterfaces", Class[].class, true);
infoFactory.addAttribute("connectionFactoryImplClass", Class.class, true);
infoFactory.addAttribute("connectionInterface", Class.class, true);
infoFactory.addAttribute("connectionImplClass", Class.class, true);
infoFactory.addAttribute("globalJNDIName", String.class, true);
infoFactory.addAttribute("kernel", Kernel.class, false);
infoFactory.addAttribute("objectName", String.class, false);
infoFactory.addOperation("$getResource");
infoFactory.addOperation("$getMethodInterceptor");
infoFactory.addInterface(ResourceManager.class);
infoFactory.addReference("ResourceAdapterWrapper", ResourceAdapterWrapper.class);
infoFactory.addReference("ConnectionManagerFactory", ConnectionManagerFactory.class);
infoFactory.addReference("ManagedConnectionFactoryListener", ManagedConnectionFactoryListener.class);
infoFactory.setConstructor(new String[]{
"managedConnectionFactoryClass",
"connectionFactoryInterface",
"implementedInterfaces",
"connectionFactoryImplClass",
"connectionInterface",
"connectionImplClass",
"globalJNDIName",
"ResourceAdapterWrapper",
"ConnectionManagerFactory",
"ManagedConnectionFactoryListener",
"kernel",
"objectName"});
GBEAN_INFO = infoFactory.getBeanInfo();
}
public static GBeanInfo getGBeanInfo() {
return GBEAN_INFO;
}
}