org.redisson.api.mapreduce

Interface RCollectionMapper<VIn,KOut,VOut>

Type Parameters:

VIn - input value

KOut - output key

VOut - output value

All Superinterfaces:

Serializable

public interface RCollectionMapper<VIn,KOut,VOut>
extends Serializable

Mapper task invoked during map phase of MapReduce process and launched across Redisson Nodes. Every task stores transformed result of input key and value into RCollector instance. Collected results are handled by RReducer instance once all Mapper tasks have finished.

Author:

Nikita Koksharov

Method Summary

Modifier and Type	Method and Description
void	map(VIn value, RCollector<KOut,VOut> collector) Invoked for each Collection source entry

Method Detail

map

void map(VIn value,
         RCollector<KOut,VOut> collector)

Invoked for each Collection source entry

Parameters:

value - - input value

collector - - instance shared across all Mapper tasks