/**
* Locate or create the RMI registry for this exporter.
*
* @param registryPort the registry port to use
* @param clientSocketFactory the RMI client socket factory for the registry (if any)
* @param serverSocketFactory the RMI server socket factory for the registry (if any)
* @return the RMI registry
* @throws RemoteException if the registry couldn't be located or created
*/
protected Registry getRegistry(
int registryPort,
RMIClientSocketFactory clientSocketFactory,
RMIServerSocketFactory serverSocketFactory)
throws RemoteException {
if (clientSocketFactory != null) {
if (this.alwaysCreateRegistry) {
logger.info("Creating new RMI registry");
return LocateRegistry.createRegistry(
registryPort, clientSocketFactory, serverSocketFactory);
}
if (logger.isInfoEnabled()) {
logger.info(
"Looking for RMI registry at port '" + registryPort + "', using custom socket factory");
}
try {
// Retrieve existing registry.
Registry reg = LocateRegistry.getRegistry(null, registryPort, clientSocketFactory);
testRegistry(reg);
return reg;
} catch (RemoteException ex) {
logger.debug("RMI registry access threw exception", ex);
logger.info("Could not detect RMI registry - creating new one");
// Assume no registry found -> create new one.
return LocateRegistry.createRegistry(
registryPort, clientSocketFactory, serverSocketFactory);
}
} else {
return getRegistry(registryPort);
}
}
/**
* Locate or create the RMI registry for this exporter.
*
* @param registryPort the registry port to use
* @return the RMI registry
* @throws RemoteException if the registry couldn't be located or created
*/
protected Registry getRegistry(int registryPort) throws RemoteException {
if (this.alwaysCreateRegistry) {
logger.info("Creating new RMI registry");
return LocateRegistry.createRegistry(registryPort);
}
if (logger.isInfoEnabled()) {
logger.info("Looking for RMI registry at port '" + registryPort + "'");
}
try {
// Retrieve existing registry.
Registry reg = LocateRegistry.getRegistry(registryPort);
testRegistry(reg);
return reg;
} catch (RemoteException ex) {
logger.debug("RMI registry access threw exception", ex);
logger.info("Could not detect RMI registry - creating new one");
// Assume no registry found -> create new one.
return LocateRegistry.createRegistry(registryPort);
}
}
/**
* Locate or create the RMI registry for this exporter.
*
* @param registryHost the registry host to use (if this is specified, no implicit creation of a
* RMI registry will happen)
* @param registryPort the registry port to use
* @param clientSocketFactory the RMI client socket factory for the registry (if any)
* @param serverSocketFactory the RMI server socket factory for the registry (if any)
* @return the RMI registry
* @throws RemoteException if the registry couldn't be located or created
*/
protected Registry getRegistry(
String registryHost,
int registryPort,
RMIClientSocketFactory clientSocketFactory,
RMIServerSocketFactory serverSocketFactory)
throws RemoteException {
if (registryHost != null) {
// Host explictly specified: only lookup possible.
if (logger.isInfoEnabled()) {
logger.info(
"Looking for RMI registry at port '"
+ registryPort
+ "' of host ["
+ registryHost
+ "]");
}
Registry reg = LocateRegistry.getRegistry(registryHost, registryPort, clientSocketFactory);
testRegistry(reg);
return reg;
} else {
return getRegistry(registryPort, clientSocketFactory, serverSocketFactory);
}
}
