Java Code Examples for io.netty.handler.codec.DecoderResult#isFailure()

The following examples show how to use io.netty.handler.codec.DecoderResult#isFailure() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: RiposteHandlerInternalUtil.java    From riposte with Apache License 2.0 6 votes vote down vote up 
Throwable getDecoderFailure(HttpObject httpObject) {
    if (httpObject == null) {
        return null;
    }

    DecoderResult decoderResult = httpObject.decoderResult();
    if (decoderResult == null) {
        return null;
    }

    if (!decoderResult.isFailure()) {
        return null;
    }

    return decoderResult.cause();
}
Example 2
Source File: RequestAdapter.java    From k3pler with GNU General Public License v3.0 5 votes vote down vote up 
private String getShortResult(DecoderResult result){
    if (result.isSuccess())
        return "S";
    else if (result.isFinished())
        return "F";
    else if (result.isFailure())
        return "X";
    else
        return "-";
}
Example 3
Source File: HttpServerHandler.java    From cantor with Apache License 2.0 5 votes vote down vote up 
@Override
    public void channelRead(ChannelHandlerContext ctx, Object msg) {
        if (FullHttpRequest.class.isAssignableFrom(msg.getClass())) {
            FullHttpRequest req = FullHttpRequest.class.cast(msg);
            DecoderResult result = req.decoderResult();

            if (result.isFailure()) {
                if (log.isWarnEnabled())
                    log.warn("http decoder failure", result.cause());
                ReferenceCountUtil.release(msg);
                ctx.writeAndFlush(HttpResponses.badRequest());
                ctx.channel().close();
                return;
            }

            if (HttpUtil.is100ContinueExpected(req))
                ctx.writeAndFlush(new DefaultFullHttpResponse(req.protocolVersion(), CONTINUE));

            FullHttpRequest safeReq = new DefaultFullHttpRequest(req.protocolVersion(),
                                                                 req.method(),
                                                                 req.uri(),
//                                                                 Buffers.safeByteBuf(req.content(), ctx.alloc()),
                                                                 req.content(),
                                                                 req.headers(),
                                                                 req.trailingHeaders());
            channelRead(ctx, safeReq);
        } else
            ctx.fireChannelRead(msg);
    }
Example 4
Source File: ChannelOperationsHandler.java    From reactor-netty with Apache License 2.0 5 votes vote down vote up 
@Override
@SuppressWarnings("FutureReturnValueIgnored")
final public void channelRead(ChannelHandlerContext ctx, Object msg) {
	if (msg == null || msg == Unpooled.EMPTY_BUFFER || msg instanceof EmptyByteBuf) {
		return;
	}
	try {
		ChannelOperations<?, ?> ops = ChannelOperations.get(ctx.channel());
		if (ops != null) {
			ops.onInboundNext(ctx, msg);
		}
		else {
			if (log.isDebugEnabled()) {
				if (msg instanceof DecoderResultProvider) {
					DecoderResult decoderResult = ((DecoderResultProvider) msg).decoderResult();
					if (decoderResult.isFailure()) {
						log.debug(format(ctx.channel(), "Decoding failed: " + msg + " : "),
								decoderResult.cause());
					}
				}

				log.debug(format(ctx.channel(), "No ChannelOperation attached. Dropping: {}"),
						toPrettyHexDump(msg));
			}
			ReferenceCountUtil.release(msg);
		}
	}
	catch (Throwable err) {
		safeRelease(msg);
		log.error(format(ctx.channel(), "Error was received while reading the incoming data." +
				" The connection will be closed."), err);
		//"FutureReturnValueIgnored" this is deliberate
		ctx.close();
		exceptionCaught(ctx, err);
	}
}
Example 5
Source File: HttpClientHandler.java    From protools with Apache License 2.0 4 votes vote down vote up 
@Override
public void channelRead0(final ChannelHandlerContext ctx, final HttpObject msg) {
    if (msg instanceof FullHttpResponse) {
        final FullHttpResponse response = (FullHttpResponse) msg;

        httpReceive.setStatusCode(response.status().code())
                .setStatusText(response.status().codeAsText().toString());

        HttpHeaders headers = response.headers();
        if (httpSend.getNeedReceiveHeaders() && !headers.isEmpty()) {

            final Map<String, String> responseHeaderMap = Maps.newHashMapWithExpectedSize(headers.size());

            headers.forEach(one -> {
                responseHeaderMap.put(one.getKey(), one.getValue());
            });

            httpReceive.setResponseHeader(responseHeaderMap);
        }

        if (HttpUtil.isTransferEncodingChunked(response)) {
            if (log.isDebugEnabled()) {
                log.debug("#HTTP 内容开始{");
            }
        } else {
            if (log.isDebugEnabled()) {
                log.debug("#HTTP 内容开始{");
            }
        }

        final String responseBody = response.content().toString(httpSend.getCharset());

        httpReceive.setResponseBody(responseBody);

        if (log.isDebugEnabled()) {
            log.debug(responseBody);
        }

        if (log.isDebugEnabled()) {
            log.debug("}EOF#");
        }

        final DecoderResult decoderResult = response.decoderResult();
        if (decoderResult.isFailure()) {
            Throwable cause = decoderResult.cause();
            if (log.isErrorEnabled()) {
                log.error(ToolFormat.toException(cause), cause);
            }
            httpReceive.setHaveError(true)
                    .setErrMsg(cause.getMessage())
                    .setThrowable(cause);
        } else if (response.status().code() != 200) {
            httpReceive.setHaveError(true)
                    .setErrMsg("本次请求响应码不是200，是" + response.status().code());
        }

        httpReceive.setIsDone(true);
        ctx.close();
    }
}
Example 6
Source File: MqttClientImpl.java    From vertx-mqtt with Apache License 2.0 4 votes vote down vote up 
/**
 * Handle the MQTT message received from the remote MQTT server
 *
 * @param msg Incoming Packet
 */
private void handleMessage(ChannelHandlerContext chctx, Object msg) {

  // handling directly native Netty MQTT messages, some of them are translated
  // to the related Vert.x ones for polyglotization
  if (msg instanceof io.netty.handler.codec.mqtt.MqttMessage) {

    io.netty.handler.codec.mqtt.MqttMessage mqttMessage = (io.netty.handler.codec.mqtt.MqttMessage) msg;

    DecoderResult result = mqttMessage.decoderResult();
    if (result.isFailure()) {
      chctx.pipeline().fireExceptionCaught(result.cause());
      return;
    }
    if (!result.isFinished()) {
      chctx.pipeline().fireExceptionCaught(new Exception("Unfinished message"));
      return;
    }

    log.debug(String.format("Incoming packet %s", msg));
    switch (mqttMessage.fixedHeader().messageType()) {

      case CONNACK:

        io.netty.handler.codec.mqtt.MqttConnAckMessage connack = (io.netty.handler.codec.mqtt.MqttConnAckMessage) mqttMessage;

        MqttConnAckMessage mqttConnAckMessage = MqttConnAckMessage.create(
          connack.variableHeader().connectReturnCode(),
          connack.variableHeader().isSessionPresent());
        handleConnack(mqttConnAckMessage);
        break;

      case PUBLISH:

        io.netty.handler.codec.mqtt.MqttPublishMessage publish = (io.netty.handler.codec.mqtt.MqttPublishMessage) mqttMessage;
        ByteBuf newBuf = VertxHandler.safeBuffer(publish.payload(), chctx.alloc());

        MqttPublishMessage mqttPublishMessage = MqttPublishMessage.create(
          publish.variableHeader().packetId(),
          publish.fixedHeader().qosLevel(),
          publish.fixedHeader().isDup(),
          publish.fixedHeader().isRetain(),
          publish.variableHeader().topicName(),
          newBuf);
        handlePublish(mqttPublishMessage);
        break;

      case PUBACK:
        handlePuback(((MqttMessageIdVariableHeader) mqttMessage.variableHeader()).messageId());
        break;

      case PUBREC:
        handlePubrec(((MqttMessageIdVariableHeader) mqttMessage.variableHeader()).messageId());
        break;

      case PUBREL:
        handlePubrel(((MqttMessageIdVariableHeader) mqttMessage.variableHeader()).messageId());
        break;

      case PUBCOMP:
        handlePubcomp(((MqttMessageIdVariableHeader) mqttMessage.variableHeader()).messageId());
        break;

      case SUBACK:

        io.netty.handler.codec.mqtt.MqttSubAckMessage unsuback = (io.netty.handler.codec.mqtt.MqttSubAckMessage) mqttMessage;

        MqttSubAckMessage mqttSubAckMessage = MqttSubAckMessage.create(
          unsuback.variableHeader().messageId(),
          unsuback.payload().grantedQoSLevels());
        handleSuback(mqttSubAckMessage);
        break;

      case UNSUBACK:
        handleUnsuback(((MqttMessageIdVariableHeader) mqttMessage.variableHeader()).messageId());
        break;

      case PINGRESP:
        handlePingresp();
        break;

      default:

        chctx.pipeline().fireExceptionCaught(new Exception("Wrong message type " + msg.getClass().getName()));
        break;
    }

  } else {

    chctx.pipeline().fireExceptionCaught(new Exception("Wrong message type"));
  }
}