Package com.alibaba.rocketmq.store

Examples of com.alibaba.rocketmq.store.QueryMessageResult

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        }

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

        final QueryMessageResult queryMessageResult =
                this.brokerController.getMessageStore().queryMessage(requestHeader.getTopic(),
                    requestHeader.getKey(), requestHeader.getMaxNum(), requestHeader.getBeginTimestamp(),
                    requestHeader.getEndTimestamp());
        assert queryMessageResult != null;

        responseHeader.setIndexLastUpdatePhyoffset(queryMessageResult.getIndexLastUpdatePhyoffset());
        responseHeader.setIndexLastUpdateTimestamp(queryMessageResult.getIndexLastUpdateTimestamp());

        // 说明找到消息
        if (queryMessageResult.getBufferTotalSize() > 0) {
            response.setCode(ResponseCode.SUCCESS_VALUE);
            response.setRemark(null);

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

            return null;
        }
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                    .decodeCommandCustomHeader(QueryMessageRequestHeader.class);

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

        final QueryMessageResult queryMessageResult =
                this.brokerController.getMessageStore().queryMessage(requestHeader.getTopic(),
                    requestHeader.getKey(), requestHeader.getMaxNum(), requestHeader.getBeginTimestamp(),
                    requestHeader.getEndTimestamp());
        assert queryMessageResult != null;

        responseHeader.setIndexLastUpdatePhyoffset(queryMessageResult.getIndexLastUpdatePhyoffset());
        responseHeader.setIndexLastUpdateTimestamp(queryMessageResult.getIndexLastUpdateTimestamp());

        // 说明找到消息
        if (queryMessageResult.getBufferTotalSize() > 0) {
            response.setCode(ResponseCode.SUCCESS);
            response.setRemark(null);

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

            return null;
        }
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        }

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

        final QueryMessageResult queryMessageResult =
                this.brokerController.getMessageStore().queryMessage(requestHeader.getTopic(),
                    requestHeader.getKey(), requestHeader.getMaxNum(), requestHeader.getBeginTimestamp(),
                    requestHeader.getEndTimestamp());
        assert queryMessageResult != null;

        responseHeader.setIndexLastUpdatePhyoffset(queryMessageResult.getIndexLastUpdatePhyoffset());
        responseHeader.setIndexLastUpdateTimestamp(queryMessageResult.getIndexLastUpdateTimestamp());

        // 说明找到消息
        if (queryMessageResult.getBufferTotalSize() > 0) {
            response.setCode(ResponseCode.SUCCESS);
            response.setRemark(null);

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

            return null;
        }
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Related Classes of com.alibaba.rocketmq.store.QueryMessageResult

  • com.alibaba.rocketmq.broker.processor.QueryMessageProcessor
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