Package org.apache.cassandra.service.StorageProxy

Examples of org.apache.cassandra.service.StorageProxy.LocalReadRunnable

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            }
        }
        if (readLocal)
        {
            logger.trace("reading data locally");
            StageManager.getStage(Stage.READ).maybeExecuteImmediately(new LocalReadRunnable(command, handler));
        }
    }
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        for (InetAddress endpoint : endpoints)
        {
            if (isLocalRequest(endpoint))
            {
                logger.trace("reading digest locally");
                StageManager.getStage(Stage.READ).execute(new LocalReadRunnable(digestCommand, handler));
            }
            else
            {
                logger.trace("reading digest from {}", endpoint);
                MessagingService.instance().sendRR(message, endpoint, handler);
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        // The data-request message is sent to dataPoint, the node that will actually get the data for us
        InetAddress dataPoint = handler.endpoints.get(0);
        if (dataPoint.equals(FBUtilities.getBroadcastAddress()) && StorageProxy.OPTIMIZE_LOCAL_REQUESTS)
        {
            logger.trace("reading data locally");
            StageManager.getStage(Stage.READ).execute(new LocalReadRunnable(command, handler));
        }
        else
        {
            logger.trace("reading data from {}", dataPoint);
            MessagingService.instance().sendRR(command.createMessage(), dataPoint, handler);
        }

        if (handler.endpoints.size() == 1)
            return;

        // send the other endpoints a digest request
        ReadCommand digestCommand = command.copy();
        digestCommand.setDigestQuery(true);
        MessageOut<?> message = null;
        for (int i = 1; i < handler.endpoints.size(); i++)
        {
            InetAddress digestPoint = handler.endpoints.get(i);
            if (digestPoint.equals(FBUtilities.getBroadcastAddress()))
            {
                logger.trace("reading digest locally");
                StageManager.getStage(Stage.READ).execute(new LocalReadRunnable(digestCommand, handler));
            }
            else
            {
                logger.trace("reading digest from {}", digestPoint);
                // (We lazy-construct the digest Message object since it may not be necessary if we
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            {
                InetAddress endpoint = unfiltered.get(i);
                if (endpoint.equals(FBUtilities.getBroadcastAddress()))
                {
                    logger.trace("reading full data locally");
                    StageManager.getStage(Stage.READ).execute(new LocalReadRunnable(command, handler));
                }
                else
                {
                    logger.trace("reading full data from {}", endpoint);
                    MessagingService.instance().sendRR(command.createMessage(), endpoint, handler);
                }
            }
            if (handler.endpoints.size() <= limit)
                return;

            ReadCommand digestCommand = command.copy();
            digestCommand.setDigestQuery(true);
            MessageOut<?> message = digestCommand.createMessage();
            for (int i = limit; i < handler.endpoints.size(); i++)
            {
                // Send the message
                InetAddress endpoint = handler.endpoints.get(i);
                if (endpoint.equals(FBUtilities.getBroadcastAddress()))
                {
                    logger.trace("reading data locally, isDigest: {}", command.isDigestQuery());
                    StageManager.getStage(Stage.READ).execute(new LocalReadRunnable(digestCommand, handler));
                }
                else
                {
                    logger.trace("reading full data from {}, isDigest: {}", endpoint, command.isDigestQuery());
                    MessagingService.instance().sendRR(message, endpoint, handler);
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        for (InetAddress endpoint : endpoints)
        {
            if (isLocalRequest(endpoint))
            {
                logger.trace("reading data locally");
                StageManager.getStage(Stage.READ).execute(new LocalReadRunnable(command, handler));
            }
            else
            {
                logger.trace("reading data from {}", endpoint);
                MessagingService.instance().sendRR(command.createMessage(), endpoint, handler);
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        for (InetAddress endpoint : endpoints)
        {
            if (isLocalRequest(endpoint))
            {
                logger.trace("reading digest locally");
                StageManager.getStage(Stage.READ).execute(new LocalReadRunnable(digestCommand, handler));
            }
            else
            {
                logger.trace("reading digest from {}", endpoint);
                MessagingService.instance().sendRR(message, endpoint, handler);
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            }
        }
        if (readLocal)
        {
            logger.trace("reading data locally");
            StageManager.getStage(Stage.READ).maybeExecuteImmediately(new LocalReadRunnable(command, handler));
        }
    }
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        for (InetAddress endpoint : endpoints)
        {
            if (isLocalRequest(endpoint))
            {
                logger.trace("reading digest locally");
                StageManager.getStage(Stage.READ).execute(new LocalReadRunnable(digestCommand, handler));
            }
            else
            {
                logger.trace("reading digest from {}", endpoint);
                MessagingService.instance().sendRR(message, endpoint, handler);
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Related Classes of org.apache.cassandra.service.StorageProxy.LocalReadRunnable

  • org.apache.cassandra.service.AbstractReadExecutor
  • org.apache.cassandra.service.AbstractReadExecutor$SpeculateAlwaysExecutor
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