Package com.alibaba.dubbo.remoting.exchange

Examples of com.alibaba.dubbo.remoting.exchange.Response

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    @SuppressWarnings("deprecation")
    public void received(Channel channel, Object message) throws RemotingException {
        if (message instanceof Request && ((Request)message).isHeartbeat()){
            Request req = (Request) message;
            if (req.isTwoWay()){
                Response res = new Response(req.getId(),req.getVersion());
                res.setHeartbeat(true);
                channel.send(res);
            }
        }
        handler.received(channel, message);
    }
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        ObjectInput in = s.deserialize(channel.getUrl(), is);
        // get request id.
        long id = Bytes.bytes2long(header, 4);
        if ((flag & FLAG_REQUEST) == 0) {
            // decode response.
            Response res = new Response(id);
            if ((flag & FLAG_EVENT) != 0) {
                res.setEvent(Response.HEARTBEAT_EVENT);
            }
            // get status.
            byte status = header[3];
            res.setStatus(status);
            if (status == Response.OK) {
                try {
                    Object data;
                    if (res.isHeartbeat()) {
                        data = decodeHeartbeatData(channel, in);
                    } else if (res.isEvent()) {
                        data = decodeEventData(channel, in);
                    } else {
                        data = decodeResponseData(channel, in, getRequestData(id));
                    }
                    res.setResult(data);
                } catch (Throwable t) {
                    res.setStatus(Response.CLIENT_ERROR);
                    res.setErrorMessage(StringUtils.toString(t));
                }
            } else {
                res.setErrorMessage(in.readUTF());
            }
            return res;
        } else {
            // decode request.
            Request req = new Request(id);
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            if (! res.isEvent() && res.getStatus() != Response.BAD_RESPONSE) {
                try {
                    // FIXME 在Codec中打印出错日志？在IoHanndler的caught中统一处理？
                    logger.warn("Fail to encode response: " + res + ", send bad_response info instead, cause: " + t.getMessage(), t);
                   
                    Response r = new Response(res.getId(), res.getVersion());
                    r.setStatus(Response.BAD_RESPONSE);
                    r.setErrorMessage("Failed to send response: " + res + ", cause: " + StringUtils.toString(t));
                    channel.send(r);
                   
                    return;
                } catch (RemotingException e) {
                    logger.warn("Failed to send bad_response info back: " + res + ", cause: " + e.getMessage(), e);
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    @SuppressWarnings("deprecation")
    public void received(Channel channel, Object message) throws RemotingException {
        if (message instanceof Request && ((Request)message).isHeartbeat()){
            Request req = (Request) message;
            if (req.isTwoWay()){
                Response res = new Response(req.getId(),req.getVersion());
                res.setHeartbeat(true);
                channel.send(res);
            }
        }
        handler.received(channel, message);
    }
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    public void received(Channel channel, Object message) throws RemotingException {
        setReadTimestamp(channel);
        if (isHeartbeatRequest(message)) {
            Request req = (Request) message;
            if (req.isTwoWay()) {
                Response res = new Response(req.getId(), req.getVersion());
                res.setEvent(Response.HEARTBEAT_EVENT);
                channel.send(res);
                if (log.isDebugEnabled()) {
                    log.debug(
                        new StringBuilder(32)
                            .append("Receive heartbeat request and send heartbeat in thread ")
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          ObjectInput in = s.deserialize(channel.getUrl(), is);
          // get request id.
          long id = Bytes.bytes2long(header, 4);
          if( ( flag & FLAG_REQUEST ) == 0 ) {
              // decode response.
              Response res = new Response(id);
              if (( flag & FLAG_EVENT ) != 0){
                  res.setEvent(Response.HEARTBEAT_EVENT);
              }
              // get status.
              byte status = header[3];
              res.setStatus(status);
              if( status == Response.OK ) {
                  try {
                      Object data;
                      if (res.isHeartbeat()) {
                          data = decodeHeartbeatData(channel, in);
                      } else if (res.isEvent()) {
                          data = decodeEventData(channel, in);
                      } else {
                          data = decodeResponseData(channel, in, getRequestData(id));
                      }
                      res.setResult(data);
                  } catch (Throwable t) {
                      res.setStatus(Response.CLIENT_ERROR);
                      res.setErrorMessage(StringUtils.toString(t));
                  }
              } else {
                  res.setErrorMessage(in.readUTF());
              }
              return res;
          } else {
              // decode request.
              Request req = new Request(id);
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            if (! res.isEvent() && res.getStatus() != Response.BAD_RESPONSE) {
                try {
                    // FIXME 在Codec中打印出错日志？在IoHanndler的caught中统一处理？
                    logger.warn("Fail to encode response: " + res + ", send bad_response info instead, cause: " + t.getMessage(), t);
                   
                    Response r = new Response(res.getId(), res.getVersion());
                    r.setStatus(Response.BAD_RESPONSE);
                    r.setErrorMessage("Failed to send response: " + res + ", cause: " + StringUtils.toString(t));
                    channel.send(r);
                   
                    return;
                } catch (RemotingException e) {
                    logger.warn("Failed to send bad_response info back: " + res + ", cause: " + e.getMessage(), e);
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        ObjectInput in = s.deserialize(channel.getUrl(), is);
        // get request id.
        long id = Bytes.bytes2long(header, 4);
        if ((flag & FLAG_REQUEST) == 0) {
            // decode response.
            Response res = new Response(id);
            if ((flag & FLAG_EVENT) != 0) {
                res.setEvent(Response.HEARTBEAT_EVENT);
            }
            // get status.
            byte status = header[3];
            res.setStatus(status);
            if (status == Response.OK) {
                try {
                    Object data;
                    if (res.isHeartbeat()) {
                        data = decodeHeartbeatData(channel, in);
                    } else if (res.isEvent()) {
                        data = decodeEventData(channel, in);
                    } else {
                        data = decodeResponseData(channel, in, getRequestData(id));
                    }
                    res.setResult(data);
                } catch (Throwable t) {
                    res.setStatus(Response.CLIENT_ERROR);
                    res.setErrorMessage(StringUtils.toString(t));
                }
            } else {
                res.setErrorMessage(in.readUTF());
            }
            return res;
        } else {
            // decode request.
            Request req = new Request(id);
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            if (! res.isEvent() && res.getStatus() != Response.BAD_RESPONSE) {
                try {
                    // FIXME 在Codec中打印出错日志？在IoHanndler的caught中统一处理？
                    logger.warn("Fail to encode response: " + res + ", send bad_response info instead, cause: " + t.getMessage(), t);
                   
                    Response r = new Response(res.getId(), res.getVersion());
                    r.setStatus(Response.BAD_RESPONSE);
                    r.setErrorMessage("Failed to send response: " + res + ", cause: " + StringUtils.toString(t));
                    channel.send(r);
                   
                    return;
                } catch (RemotingException e) {
                    logger.warn("Failed to send bad_response info back: " + res + ", cause: " + e.getMessage(), e);
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        Serialization s = CodecSupport.getSerialization(channel.getUrl(), proto);
        // get request id.
        long id = Bytes.bytes2long(header, 4);
        if ((flag & FLAG_REQUEST) == 0) {
            // decode response.
            Response res = new Response(id);
            if ((flag & FLAG_EVENT) != 0) {
                res.setEvent(Response.HEARTBEAT_EVENT);
            }
            // get status.
            byte status = header[3];
            res.setStatus(status);
            if (status == Response.OK) {
                try {
                    Object data;
                    if (res.isHeartbeat()) {
                        data = decodeHeartbeatData(channel, deserialize(s, channel.getUrl(), is));
                    } else if (res.isEvent()) {
                        data = decodeEventData(channel, deserialize(s, channel.getUrl(), is));
                    } else {
                        DecodeableRpcResult result;
                        if (channel.getUrl().getParameter(
                            Constants.DECODE_IN_IO_THREAD_KEY,
                            Constants.DEFAULT_DECODE_IN_IO_THREAD)) {
                            result = new DecodeableRpcResult(channel, res, is,
                                                             (Invocation)getRequestData(id), proto);
                            result.decode();
                        } else {
                            result = new DecodeableRpcResult(channel, res,
                                                             new UnsafeByteArrayInputStream(readMessageData(is)),
                                                             (Invocation) getRequestData(id), proto);
                        }
                        data = result;
                    }
                    res.setResult(data);
                } catch (Throwable t) {
                    if (log.isWarnEnabled()) {
                        log.warn("Decode response failed: " + t.getMessage(), t);
                    }
                    res.setStatus(Response.CLIENT_ERROR);
                    res.setErrorMessage(StringUtils.toString(t));
                }
            } else {
                res.setErrorMessage(deserialize(s, channel.getUrl(), is).readUTF());
            }
            return res;
        } else {
            // decode request.
            Request req = new Request(id);
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Related Classes of com.alibaba.dubbo.remoting.exchange.Response

  • com.alibaba.dubbo.examples.heartbeat.HeartBeatExchangeHandler
  • com.alibaba.dubbo.remoting.codec.ExchangeCodecTest
  • com.alibaba.dubbo.remoting.exchange.codec.ExchangeCodec
  • com.alibaba.dubbo.remoting.exchange.support.DefaultFuture
  • com.alibaba.dubbo.remoting.exchange.support.DefaultFuture$RemotingInvocationTimeoutScan
  • com.alibaba.dubbo.remoting.exchange.support.header.HeaderExchangeHandler
  • com.alibaba.dubbo.remoting.exchange.support.header.HeartbeatHandler
  • com.alibaba.dubbo.remoting.handler.HeaderExchangeHandlerTest
  • com.alibaba.dubbo.remoting.transport.codec.DeprecatedExchangeCodec
  • com.alibaba.dubbo.remoting.transport.dispather.WrappedChannelHandler
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