@Override
public GetJournalStateResponseProto getJournalState(String jid)
throws IOException {
try {
GetJournalStateRequestProto req = GetJournalStateRequestProto.newBuilder()
.setJid(convertJournalId(jid))
.build();
return rpcProxy.getJournalState(NULL_CONTROLLER, req);
} catch (ServiceException e) {
throw ProtobufHelper.getRemoteException(e);