List of usage examples for org.apache.hadoop.mapreduce.lib.map MultithreadedMapper subclass-usage
From source file org.apache.mahout.cf.taste.hadoop.als.MultithreadedSharingMapper.java
/**
* Multithreaded Mapper for {@link SharingMapper}s. Will call setupSharedInstance() once in the controlling thread
* before executing the mappers using a thread pool.
*
* @param <K1>
* @param <V1>
From source file org.gpfvic.mahout.cf.taste.hadoop.als.MultithreadedSharingMapper.java
/**
* Multithreaded Mapper for {@link SharingMapper}s. Will call setupSharedInstance() once in the controlling thread
* before executing the mappers using a thread pool.
*
* @param <K1>
* @param <V1>
From source file org.jc.mrsqoophelper.mapper.MultithreadedMap.java
/** * * @author cespedjo */ public class MultithreadedMap extends MultithreadedMapper<Object, Object, Object, Object> {