net.vz.mongodb.jackson
Class MapReduce

java.lang.Object
  net.vz.mongodb.jackson.MapReduce

public class MapReduce
extends Object

Map reduce command builder

Nested Class Summary

static class	MapReduce.MapReduceCommand<T,K>
static class	MapReduce.OutputType

Constructor Summary

MapReduce()

Method Summary

static <T,K> MapReduce.MapReduceCommand<T,K>

build(String map, String reduce, MapReduce.OutputType outputType, String collection, Class<T> resultType, Class<K> keyType) Build a map reduce command

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MapReduce

public MapReduce()

Method Detail

build

public static <T,K> MapReduce.MapReduceCommand<T,K> build(String map,
                                                          String reduce,
                                                          MapReduce.OutputType outputType,
                                                          String collection,
                                                          Class<T> resultType,
                                                          Class<K> keyType)

Build a map reduce command

Parameters:

map - The map function

reduce - The reduce function

outputType - The outputType

collection - The collection name, may be null if output type is INLINE

resultType - The type to deserialise the result to

keyType - The type of the keys that are being reduced on

Returns:

The command