Package org.apache.hadoop.tools.util

Interface WorkRequestProcessor<T,R>

public interface WorkRequestProcessor<T,R>

Interface for ProducerConsumer worker loop.

Method Summary

Modifier and Type	Method	Description
WorkReport<R>	processItem(WorkRequest<T> workRequest)	Work processor.

Method Detail

processItem

WorkReport<R> processItem(WorkRequest<T> workRequest)

Work processor. The processor should be stateless: that is, it can be repeated after being interrupted.

Parameters:

workRequest - Input work item.

Returns:

Outputs WorkReport after processing workRequest item.