Java Code Examples for com.alibaba.rocketmq.remoting.protocol.RemotingCommand#setOpaque()

The following examples show how to use com.alibaba.rocketmq.remoting.protocol.RemotingCommand#setOpaque() . 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: PullMessageProcessor.java    From rocketmq with Apache License 2.0 5 votes vote down vote up 
public void excuteRequestWhenWakeup(final Channel channel, final RemotingCommand request) throws RemotingCommandException {
    Runnable run = new Runnable() {
        @Override
        public void run() {
            try {
                final RemotingCommand response = PullMessageProcessor.this.processRequest(channel, request, false);

                if (response != null) {
                    response.setOpaque(request.getOpaque());
                    response.markResponseType();
                    try {
                        channel.writeAndFlush(response).addListener(new ChannelFutureListener() {
                            @Override
                            public void operationComplete(ChannelFuture future) throws Exception {
                                if (!future.isSuccess()) {
                                    log.error("processRequestWrapper response to " + future.channel().remoteAddress() + " failed",
                                            future.cause());
                                    log.error(request.toString());
                                    log.error(response.toString());
                                }
                            }
                        });
                    } catch (Throwable e) {
                        log.error("processRequestWrapper process request over, but response failed", e);
                        log.error(request.toString());
                        log.error(response.toString());
                    }
                }
            } catch (RemotingCommandException e1) {
                log.error("excuteRequestWhenWakeup run", e1);
            }
        }
    };

    this.brokerController.getPullMessageExecutor().submit(run);
}
Example 2
Source File: AdminBrokerProcessor.java    From rocketmq with Apache License 2.0 5 votes vote down vote up 
private RemotingCommand updateAndCreateTopic(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final CreateTopicRequestHeader requestHeader =
            (CreateTopicRequestHeader) request.decodeCommandCustomHeader(CreateTopicRequestHeader.class);
    log.info("updateAndCreateTopic called by {}", RemotingHelper.parseChannelRemoteAddr(ctx.channel()));


    if (requestHeader.getTopic().equals(this.brokerController.getBrokerConfig().getBrokerClusterName())) {
        String errorMsg = "the topic[" + requestHeader.getTopic() + "] is conflict with system reserved words.";
        log.warn(errorMsg);
        response.setCode(ResponseCode.SYSTEM_ERROR);
        response.setRemark(errorMsg);
        return response;
    }

    try {
        response.setCode(ResponseCode.SUCCESS);
        response.setOpaque(request.getOpaque());
        response.markResponseType();
        response.setRemark(null);
        ctx.writeAndFlush(response);
    } catch (Exception e) {
    }

    TopicConfig topicConfig = new TopicConfig(requestHeader.getTopic());
    topicConfig.setReadQueueNums(requestHeader.getReadQueueNums());
    topicConfig.setWriteQueueNums(requestHeader.getWriteQueueNums());
    topicConfig.setTopicFilterType(requestHeader.getTopicFilterTypeEnum());
    topicConfig.setPerm(requestHeader.getPerm());
    topicConfig.setTopicSysFlag(requestHeader.getTopicSysFlag() == null ? 0 : requestHeader.getTopicSysFlag());

    this.brokerController.getTopicConfigManager().updateTopicConfig(topicConfig);
    this.brokerController.registerBrokerAll(false, true);
    return null;
}
Example 3
Source File: QueryMessageProcessor.java    From reading-and-annotate-rocketmq-3.4.6 with GNU General Public License v3.0 4 votes vote down vote up 
public RemotingCommand viewMessageById(ChannelHandlerContext ctx, RemotingCommand request)
        throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final ViewMessageRequestHeader requestHeader =
            (ViewMessageRequestHeader) request.decodeCommandCustomHeader(ViewMessageRequestHeader.class);

    response.setOpaque(request.getOpaque());

    final SelectMapedBufferResult selectMapedBufferResult =
            this.brokerController.getMessageStore().selectOneMessageByOffset(requestHeader.getOffset());
    if (selectMapedBufferResult != null) {
        response.setCode(ResponseCode.SUCCESS);
        response.setRemark(null);

        try {
            FileRegion fileRegion =
                    new OneMessageTransfer(response.encodeHeader(selectMapedBufferResult.getSize()),
                        selectMapedBufferResult);
            ctx.channel().writeAndFlush(fileRegion).addListener(new ChannelFutureListener() {
                @Override
                public void operationComplete(ChannelFuture future) throws Exception {
                    selectMapedBufferResult.release();
                    if (!future.isSuccess()) {
                        log.error("transfer one message by pagecache failed, ", future.cause());
                    }
                }
            });
        }
        catch (Throwable e) {
            log.error("", e);
            selectMapedBufferResult.release();
        }

        return null;
    }
    else {
        response.setCode(ResponseCode.SYSTEM_ERROR);
        response.setRemark("can not find message by the offset, " + requestHeader.getOffset());
    }

    return response;
}
Example 4
Source File: PullMessageProcessor.java    From reading-and-annotate-rocketmq-3.4.6 with GNU General Public License v3.0 4 votes vote down vote up 
public void excuteRequestWhenWakeup(final Channel channel, final RemotingCommand request)
        throws RemotingCommandException {
    Runnable run = new Runnable() {
        @Override
        public void run() {
            try {
                final RemotingCommand response =
                        PullMessageProcessor.this.processRequest(channel, request, false);

                if (response != null) {
                    response.setOpaque(request.getOpaque());
                    response.markResponseType();
                    try {
                        channel.writeAndFlush(response).addListener(new ChannelFutureListener() {
                            @Override
                            public void operationComplete(ChannelFuture future) throws Exception {
                                if (!future.isSuccess()) {
                                    log.error("processRequestWrapper response to "
                                            + future.channel().remoteAddress() + " failed",
                                        future.cause());
                                    log.error(request.toString());
                                    log.error(response.toString());
                                }
                            }
                        });
                    }
                    catch (Throwable e) {
                        log.error("processRequestWrapper process request over, but response failed", e);
                        log.error(request.toString());
                        log.error(response.toString());
                    }
                }
            }
            catch (RemotingCommandException e1) {
                log.error("excuteRequestWhenWakeup run", e1);
            }
        }
    };

    this.brokerController.getPullMessageExecutor().submit(run);
}
Example 5
Source File: RequestTask.java    From rocketmq with Apache License 2.0 4 votes vote down vote up 
public void returnResponse(int code, String remark) {
    final RemotingCommand response = RemotingCommand.createResponseCommand(code, remark);
    response.setOpaque(request.getOpaque());
    this.channel.writeAndFlush(response);
}
Example 6
Source File: QueryMessageProcessor.java    From rocketmq with Apache License 2.0 4 votes vote down vote up 
public RemotingCommand viewMessageById(ChannelHandlerContext ctx, RemotingCommand request)
        throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final ViewMessageRequestHeader requestHeader =
            (ViewMessageRequestHeader) request.decodeCommandCustomHeader(ViewMessageRequestHeader.class);


    response.setOpaque(request.getOpaque());

    final SelectMapedBufferResult selectMapedBufferResult =
            this.brokerController.getMessageStore().selectOneMessageByOffset(requestHeader.getOffset());
    if (selectMapedBufferResult != null) {
        response.setCode(ResponseCode.SUCCESS);
        response.setRemark(null);

        try {
            FileRegion fileRegion =
                    new OneMessageTransfer(response.encodeHeader(selectMapedBufferResult.getSize()),
                            selectMapedBufferResult);
            ctx.channel().writeAndFlush(fileRegion).addListener(new ChannelFutureListener() {
                @Override
                public void operationComplete(ChannelFuture future) throws Exception {
                    selectMapedBufferResult.release();
                    if (!future.isSuccess()) {
                        log.error("transfer one message by pagecache failed, ", future.cause());
                    }
                }
            });
        } catch (Throwable e) {
            log.error("", e);
            selectMapedBufferResult.release();
        }

        return null;
    } else {
        response.setCode(ResponseCode.SYSTEM_ERROR);
        response.setRemark("can not find message by the offset, " + requestHeader.getOffset());
    }

    return response;
}
Example 7
Source File: QueryMessageProcessor.java    From RocketMQ-Master-analyze with Apache License 2.0 4 votes vote down vote up 
public RemotingCommand viewMessageById(ChannelHandlerContext ctx, RemotingCommand request)
        throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final ViewMessageRequestHeader requestHeader =
            (ViewMessageRequestHeader) request.decodeCommandCustomHeader(ViewMessageRequestHeader.class);

    // 由于使用sendfile，所以必须要设置
    response.setOpaque(request.getOpaque());

    final SelectMapedBufferResult selectMapedBufferResult =
            this.brokerController.getMessageStore().selectOneMessageByOffset(requestHeader.getOffset());
    if (selectMapedBufferResult != null) {
        response.setCode(ResponseCode.SUCCESS);
        response.setRemark(null);

        try {
            FileRegion fileRegion = new OneMessageTransfer(
                response.encodeHeader(selectMapedBufferResult.getSize()), selectMapedBufferResult);
            ctx.channel().writeAndFlush(fileRegion).addListener(new ChannelFutureListener() {
                @Override
                public void operationComplete(ChannelFuture future) throws Exception {
                    selectMapedBufferResult.release();
                    if (!future.isSuccess()) {
                        log.error("transfer one message by pagecache failed, ", future.cause());
                    }
                }
            });
        }
        catch (Throwable e) {
            log.error("", e);
            selectMapedBufferResult.release();
        }

        return null;
    }
    else {
        response.setCode(ResponseCode.SYSTEM_ERROR);
        response.setRemark("can not find message by the offset, " + requestHeader.getOffset());
    }

    return response;
}
Example 8
Source File: PullMessageProcessor.java    From RocketMQ-Master-analyze with Apache License 2.0 4 votes vote down vote up 
public void excuteRequestWhenWakeup(final Channel channel, final RemotingCommand request)
        throws RemotingCommandException {
    Runnable run = new Runnable() {
        @Override
        public void run() {
            try {
                final RemotingCommand response =
                        PullMessageProcessor.this.processRequest(channel, request, false);

                if (response != null) {
                    response.setOpaque(request.getOpaque());
                    response.markResponseType();
                    try {
                        channel.writeAndFlush(response).addListener(new ChannelFutureListener() {
                            @Override
                            public void operationComplete(ChannelFuture future) throws Exception {
                                if (!future.isSuccess()) {
                                    log.error(
                                        "processRequestWrapper response to "
                                                + future.channel().remoteAddress() + " failed",
                                        future.cause());
                                    log.error(request.toString());
                                    log.error(response.toString());
                                }
                            }
                        });
                    }
                    catch (Throwable e) {
                        log.error("processRequestWrapper process request over, but response failed", e);
                        log.error(request.toString());
                        log.error(response.toString());
                    }
                }
            }
            catch (RemotingCommandException e1) {
                log.error("excuteRequestWhenWakeup run", e1);
            }
        }
    };

    this.brokerController.getPullMessageExecutor().submit(run);
}