public static RjsConnection lookup(
final Registry registry, final RemoteException registryException, final RMIAddress address)
throws CoreException {
if (address == null) {
throw new NullPointerException();
}
final int[] clientVersion = AbstractRJComClient.version();
clientVersion[2] = -1;
final Server server;
int[] version;
try {
if (registryException != null) {
throw registryException;
}
server = (Server) registry.lookup(address.getName());
version = server.getVersion();
} catch (final NotBoundException e) {
throw new CoreException(
new Status(
IStatus.ERROR,
RConsoleCorePlugin.PLUGIN_ID,
ICommonStatusConstants.LAUNCHING,
"The specified R engine is not in the service registry (RMI).",
e));
} catch (final RemoteException e) {
throw new CoreException(
new Status(
IStatus.ERROR,
RConsoleCorePlugin.PLUGIN_ID,
ICommonStatusConstants.LAUNCHING,
NLS.bind(
"Cannot access the host/service registry (RMI) at ''{0}''.",
address.getRegistryAddress()),
e));
} catch (final ClassCastException e) {
throw new CoreException(
new Status(
IStatus.ERROR,
RConsoleCorePlugin.PLUGIN_ID,
ICommonStatusConstants.LAUNCHING,
NLS.bind(
"The specified R engine ({0}) is incompatibel to this client ({1}).",
RjsUtil.getVersionString(null), RjsUtil.getVersionString(clientVersion)),
e));
}
if (version.length != 3 || version[0] != clientVersion[0] || version[1] != clientVersion[1]) {
throw new CoreException(
new Status(
IStatus.ERROR,
RConsoleCorePlugin.PLUGIN_ID,
ICommonStatusConstants.LAUNCHING,
NLS.bind(
"The specified R engine ({0}) is incompatibel to this client ({1}).",
RjsUtil.getVersionString(version), RjsUtil.getVersionString(clientVersion)),
null));
}
return new RjsConnection(address, server);
}
