/** Unbind the RMI service from the registry on bean factory shutdown. */
public void destroy() throws RemoteException {
if (logger.isInfoEnabled()) {
logger.info(
"Unbinding RMI service '"
+ this.serviceName
+ "' from registry at port '"
+ this.registryPort
+ "'");
}
try {
this.registry.unbind(this.serviceName);
} catch (NotBoundException ex) {
if (logger.isWarnEnabled()) {
logger.warn(
"RMI service '"
+ this.serviceName
+ "' is not bound to registry at port '"
+ this.registryPort
+ "' anymore",
ex);
}
} finally {
unexportObjectSilently();
}
}
/**
* Initialize this service exporter, registering the service as RMI object.
*
* <p>Creates an RMI registry on the specified port if none exists.
*
* @throws RemoteException if service registration failed
*/
public void prepare() throws RemoteException {
checkService();
if (this.serviceName == null) {
throw new IllegalArgumentException("Property 'serviceName' is required");
}
// Check socket factories for exported object.
if (this.clientSocketFactory instanceof RMIServerSocketFactory) {
this.serverSocketFactory = (RMIServerSocketFactory) this.clientSocketFactory;
}
if ((this.clientSocketFactory != null && this.serverSocketFactory == null)
|| (this.clientSocketFactory == null && this.serverSocketFactory != null)) {
throw new IllegalArgumentException(
"Both RMIClientSocketFactory and RMIServerSocketFactory or none required");
}
// Check socket factories for RMI registry.
if (this.registryClientSocketFactory instanceof RMIServerSocketFactory) {
this.registryServerSocketFactory = (RMIServerSocketFactory) this.registryClientSocketFactory;
}
if (this.registryClientSocketFactory == null && this.registryServerSocketFactory != null) {
throw new IllegalArgumentException(
"RMIServerSocketFactory without RMIClientSocketFactory for registry not supported");
}
// Determine RMI registry to use.
if (this.registry == null) {
this.registry =
getRegistry(
this.registryHost,
this.registryPort,
this.registryClientSocketFactory,
this.registryServerSocketFactory);
}
// Initialize and cache exported object.
this.exportedObject = getObjectToExport();
if (logger.isInfoEnabled()) {
logger.info("Binding service '" + this.serviceName + "' to RMI registry: " + this.registry);
}
// Export RMI object.
if (this.clientSocketFactory != null) {
UnicastRemoteObject.exportObject(
this.exportedObject,
this.servicePort,
this.clientSocketFactory,
this.serverSocketFactory);
} else {
UnicastRemoteObject.exportObject(this.exportedObject, this.servicePort);
}
// Bind RMI object to registry.
try {
if (this.replaceExistingBinding) {
this.registry.rebind(this.serviceName, this.exportedObject);
} else {
this.registry.bind(this.serviceName, this.exportedObject);
}
} catch (AlreadyBoundException ex) {
// Already an RMI object bound for the specified service name...
unexportObjectSilently();
throw new IllegalStateException(
"Already an RMI object bound for name '" + this.serviceName + "': " + ex.toString());
} catch (RemoteException ex) {
// Registry binding failed: let's unexport the RMI object as well.
unexportObjectSilently();
throw ex;
}
}