Raise an exception when the connection to the (RMI) server fails

src/eu/telecom_bretagne/praxis/common/events/RMICommunicationFacade.java

@@ -263,12 +263,14 @@ public class RMICommunicationFacade
 	 * Constructor to be called on the client/platform side:
 	 * @param hostname
 	 * @param portNumber
+	 * @throws IOException if the connection to the server fails
 	 */
-	public RMICommunicationFacade(String name, String hostname, int portNumber, boolean useHTTP)
+	public RMICommunicationFacade(String name, String hostname, int portNumber, boolean useHTTP) throws IOException
 	{
 		super(name);
 		this.clientIP = null;
-		this.useHTTP = useHTTP;
+		this.useHTTP = useHTTP; // cf. rmi.useHTTP in run_configuration.xml ?
+		final boolean useSSL = Configuration.getBoolean("rmi.useSSL");
 		try
 		{
 			// The following directly enables HTTP-to-CGI.
@@ -285,7 +287,7 @@ public class RMICommunicationFacade
 				RMISocketFactory.setSocketFactory(new sun.rmi.transport.proxy.RMIHttpToCGISocketFactory());
 			}
 			Registry registry;
-			if (Configuration.getBoolean("rmi.useSSL"))
+			if (useSSL)
 				registry = LocateRegistry.getRegistry(hostname, portNumber, new SslRMIClientSocketFactory());
 			else
 				registry = LocateRegistry.getRegistry(hostname, portNumber);
@@ -296,7 +298,11 @@ public class RMICommunicationFacade
 		}
 		catch (Exception e)
 		{
-			throw new RuntimeException("[RMI] Unable to connect to " + hostname + ":" + portNumber, e);
+			final StringBuilder err = new StringBuilder();
+			err.append("Connection to RMI Registry ").append(hostname).append(":").append(portNumber).append(" failed");
+			err.append(useSSL ? " (ssl)" : "");
+			Log.log.log(Level.SEVERE, err.toString(), e);
+			throw new IOException(err.toString(), e);
 		} 
 	}