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5669016af0
issue: #38399 - Make the wal scanner interface same with streaming scanner. - Use wal if the wal is located at current node. - Otherwise fallback the old logic. Signed-off-by: chyezh <chyezh@outlook.com>
19 lines
594 B
Go
19 lines
594 B
Go
package consumer
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var _ Consumer = (*consumerImpl)(nil)
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// Consumer is the interface that wraps the basic consume method on grpc stream.
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// Consumer is work on a single stream on grpc,
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// so Consumer cannot recover from failure because of the stream is broken.
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type Consumer interface {
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// Error returns the error of scanner failed.
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// Will block until scanner is closed or Chan is dry out.
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Error() error
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// Done returns a channel which will be closed when scanner is finished or closed.
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Done() <-chan struct{}
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// Close the consumer, release the underlying resources.
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Close() error
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}
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