コード例 #1
0
 public <T> T sendAndReceiveFixedConnection(Connection conn, Object obj) throws IOException {
   final SerializationService serializationService = getSerializationService();
   final Data request = serializationService.toData(obj);
   conn.write(request);
   final Data response = conn.read();
   final Object result = serializationService.toObject(response);
   return ErrorHandler.returnResultOrThrowException(result);
 }
コード例 #2
0
 void shutdown() {
   interrupt();
   final Connection c = conn;
   if (c != null) {
     try {
       c.close();
     } catch (IOException e) {
       logger.warning("Error while closing connection!", e);
     }
   }
 }
コード例 #3
0
  private void _sendAndHandle(
      ConnectionFactory connectionFactory, Object obj, ResponseHandler handler) throws IOException {
    ResponseStream stream = null;
    while (stream == null) {
      if (!active) {
        throw new HazelcastInstanceNotActiveException();
      }
      Connection conn = null;
      try {
        conn = connectionFactory.create();
        final SerializationService serializationService = getSerializationService();
        final Data request = serializationService.toData(obj);
        conn.write(request);
        stream = new ResponseStreamImpl(serializationService, conn);
      } catch (Exception e) {
        if (e instanceof IOException) {
          if (logger.isFinestEnabled()) {
            logger.finest("Error on connection... conn: " + conn + ", error: " + e);
          }
        }
        if (conn != null) {
          IOUtil.closeResource(conn);
        }
        if (ErrorHandler.isRetryable(e)) {
          if (redoOperation || obj instanceof RetryableRequest) {
            if (logger.isFinestEnabled()) {
              logger.finest("Retrying " + obj + ", last-conn: " + conn + ", last-error: " + e);
            }
            beforeRetry();
            continue;
          }
        }
        if (e instanceof IOException && !active) {
          continue;
        }
        throw ExceptionUtil.rethrow(e, IOException.class);
      }
    }

    try {
      handler.handle(stream);
    } catch (Exception e) {
      throw ExceptionUtil.rethrow(e, IOException.class);
    } finally {
      stream.end();
    }
  }
コード例 #4
0
 private <T> T _sendAndReceive(ConnectionFactory connectionFactory, Object obj)
     throws IOException {
   while (active) {
     Connection conn = null;
     boolean release = true;
     try {
       conn = connectionFactory.create();
       final SerializationService serializationService = getSerializationService();
       final Data request = serializationService.toData(obj);
       conn.write(request);
       final Data response = conn.read();
       final Object result = serializationService.toObject(response);
       return ErrorHandler.returnResultOrThrowException(result);
     } catch (Exception e) {
       if (e instanceof IOException) {
         if (logger.isFinestEnabled()) {
           logger.finest("Error on connection... conn: " + conn + ", error: " + e);
         }
         IOUtil.closeResource(conn);
         release = false;
       }
       if (ErrorHandler.isRetryable(e)) {
         if (redoOperation || obj instanceof RetryableRequest) {
           if (logger.isFinestEnabled()) {
             logger.finest("Retrying " + obj + ", last-conn: " + conn + ", last-error: " + e);
           }
           beforeRetry();
           continue;
         }
       }
       if (e instanceof IOException && !active) {
         continue;
       }
       throw ExceptionUtil.rethrow(e, IOException.class);
     } finally {
       if (release && conn != null) {
         conn.release();
       }
     }
   }
   throw new HazelcastInstanceNotActiveException();
 }
コード例 #5
0
  private Object authenticate(
      Connection connection,
      Credentials credentials,
      ClientPrincipal principal,
      boolean reAuth,
      boolean firstConnection)
      throws IOException {
    AuthenticationRequest auth = new AuthenticationRequest(credentials, principal);
    auth.setReAuth(reAuth);
    auth.setFirstConnection(firstConnection);
    final SerializationService serializationService = getSerializationService();
    connection.write(serializationService.toData(auth));
    final Data addressData = connection.read();
    Address address =
        ErrorHandler.returnResultOrThrowException(serializationService.toObject(addressData));
    connection.setRemoteEndpoint(address);

    final Data data = connection.read();
    return ErrorHandler.returnResultOrThrowException(serializationService.toObject(data));
  }
コード例 #6
0
    private void loadInitialMemberList() throws IOException {
      final SerializationService serializationService = getSerializationService();
      final Data request = serializationService.toData(new AddMembershipListenerRequest());
      conn.write(request);
      final Data response = conn.read();
      SerializableCollection coll =
          ErrorHandler.returnResultOrThrowException(serializationService.toObject(response));

      Map<String, MemberImpl> prevMembers = Collections.emptyMap();
      if (!members.isEmpty()) {
        prevMembers = new HashMap<String, MemberImpl>(members.size());
        for (MemberImpl member : members) {
          prevMembers.put(member.getUuid(), member);
        }
        members.clear();
      }
      for (Data d : coll.getCollection()) {
        members.add((MemberImpl) serializationService.toObject(d));
      }
      updateMembersRef();
      logger.info(membersString());
      final List<MembershipEvent> events = new LinkedList<MembershipEvent>();
      final Set<Member> eventMembers =
          Collections.unmodifiableSet(new LinkedHashSet<Member>(members));
      for (MemberImpl member : members) {
        final MemberImpl former = prevMembers.remove(member.getUuid());
        if (former == null) {
          events.add(
              new MembershipEvent(
                  client.getCluster(), member, MembershipEvent.MEMBER_ADDED, eventMembers));
        }
      }
      for (MemberImpl member : prevMembers.values()) {
        events.add(
            new MembershipEvent(
                client.getCluster(), member, MembershipEvent.MEMBER_REMOVED, eventMembers));
      }
      for (MembershipEvent event : events) {
        fireMembershipEvent(event);
      }
    }
コード例 #7
0
 private void listenMembershipEvents() throws IOException {
   final SerializationService serializationService = getSerializationService();
   while (!Thread.currentThread().isInterrupted()) {
     final Data eventData = conn.read();
     final ClientMembershipEvent event =
         (ClientMembershipEvent) serializationService.toObject(eventData);
     final MemberImpl member = (MemberImpl) event.getMember();
     if (event.getEventType() == MembershipEvent.MEMBER_ADDED) {
       members.add(member);
     } else {
       members.remove(member);
       getConnectionManager().removeConnectionPool(member.getAddress());
     }
     updateMembersRef();
     logger.info(membersString());
     fireMembershipEvent(
         new MembershipEvent(
             client.getCluster(),
             member,
             event.getEventType(),
             Collections.unmodifiableSet(new LinkedHashSet<Member>(members))));
   }
 }
コード例 #8
0
 public Client getLocalClient() {
   ClientPrincipal cp = principal;
   Connection conn = clusterThread.conn;
   return new ClientImpl(
       cp != null ? cp.getUuid() : null, conn != null ? conn.getLocalSocketAddress() : null);
 }