Package org.apache.druid.frame.processor
Class BlockingQueueOutputChannelFactory
- java.lang.Object
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- org.apache.druid.frame.processor.BlockingQueueOutputChannelFactory
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- All Implemented Interfaces:
OutputChannelFactory
public class BlockingQueueOutputChannelFactory extends Object implements OutputChannelFactory
AnOutputChannelFactory
that generatesBlockingQueueFrameChannel
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Constructor Summary
Constructors Constructor Description BlockingQueueOutputChannelFactory(int frameSize)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description OutputChannel
openChannel(int partitionNumber)
Create a channel pair tagged with a particular partition number.OutputChannel
openNilChannel(int partitionNumber)
Create a non-writable, always-empty channel pair tagged with a particular partition number.PartitionedOutputChannel
openPartitionedChannel(String name, boolean deleteAfterRead)
Create a channel pair tagged with a particular name and a flag to delete the channel data after its read.
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Method Detail
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openChannel
public OutputChannel openChannel(int partitionNumber)
Description copied from interface:OutputChannelFactory
Create a channel pair tagged with a particular partition number.- Specified by:
openChannel
in interfaceOutputChannelFactory
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openPartitionedChannel
public PartitionedOutputChannel openPartitionedChannel(String name, boolean deleteAfterRead)
Description copied from interface:OutputChannelFactory
Create a channel pair tagged with a particular name and a flag to delete the channel data after its read.- Specified by:
openPartitionedChannel
in interfaceOutputChannelFactory
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openNilChannel
public OutputChannel openNilChannel(int partitionNumber)
Description copied from interface:OutputChannelFactory
Create a non-writable, always-empty channel pair tagged with a particular partition number. CallingOutputChannel.getWritableChannel()
on this nil channel pair will result in an error. CallingOutputChannel.getReadableChannel()
will return an empty channel.- Specified by:
openNilChannel
in interfaceOutputChannelFactory
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