Examples with MessageCommunicateException jp.ossc.nimbus.service.publish.MessageCommunicateException used on opensource projects

Example 1 with MessageCommunicateException

use of jp.ossc.nimbus.service.publish.MessageCommunicateException in project nimbus by nimbus-org.

the class ClientConnectionImpl method receive.

private Message receive() throws MessageCommunicateException {
    if (socket == null) {
        return null;
    }
    int length = 0;
    try {
        DataInputStream dis = new DataInputStream(socket.getInputStream());
        length = dis.readInt();
        if (length <= 0) {
            return null;
        }
        if (receiveBytes == null || receiveBytes.length < length) {
            receiveBytes = new byte[length];
        }
        dis.readFully(receiveBytes, 0, length);
        ByteArrayInputStream bais = new ByteArrayInputStream(receiveBytes, 0, length);
        MessageImpl message = MessageImpl.read(bais, externalizer, messageBuffer);
        message.setClientConnection(this);
        if (message != null) {
            final short messageType = message.getMessageType();
            switch(messageType) {
                case MessageImpl.MESSAGE_TYPE_SERVER_CLOSE:
                    if (serverCloseMessageId != null) {
                        ServiceManagerFactory.getLogger().write(serverCloseMessageId, new Object[] { this });
                    }
                    isServerClosed = true;
                    close();
                    return null;
                case MessageImpl.MESSAGE_TYPE_SERVER_RESPONSE:
                    if (isAcknowledge && requestMonitorMap != null) {
                        synchronized (requestMonitorMap) {
                            Object reqId = null;
                            try {
                                reqId = message.getObject();
                            } catch (MessageException e) {
                                return null;
                            }
                            SynchronizeMonitor responseMonitor = (SynchronizeMonitor) requestMonitorMap.get(reqId);
                            if (responseMonitor != null) {
                                responseMonitor.notifyAllMonitor();
                            }
                        }
                    }
                    return null;
                case MessageImpl.MESSAGE_TYPE_APPLICATION:
                default:
                    break;
            }
        }
        return message;
    } catch (SocketTimeoutException e) {
        return null;
    } catch (SocketException e) {
        if (isClosing || !isConnected) {
            return null;
        }
        if (reconnectCount > 0) {
            if (receiveWarnMessageId != null) {
                ServiceManagerFactory.getLogger().write(receiveWarnMessageId, new Object[] { this }, e);
            }
            reconnect();
            return receive();
        } else {
            close();
            return null;
        }
    } catch (EOFException e) {
        if (isClosing || !isConnected) {
            return null;
        }
        if (reconnectCount > 0) {
            if (receiveWarnMessageId != null) {
                ServiceManagerFactory.getLogger().write(receiveWarnMessageId, new Object[] { this }, e);
            }
            reconnect();
            return receive();
        } else if (length == 0) {
            close();
            return null;
        } else {
            throw new MessageCommunicateException("length=" + length + ", receiveBytes=" + (receiveBytes == null ? "null" : Integer.toString(receiveBytes.length)), e);
        }
    } catch (IOException e) {
        if (isClosing || !isConnected) {
            return null;
        }
        throw new MessageCommunicateException(e);
    } catch (ClassNotFoundException e) {
        if (isClosing || !isConnected) {
            return null;
        }
        throw new MessageCommunicateException(e);
    }
}