de.taimos.dvalin.mongo

Class MapReduceResultHandler<T>

java.lang.Object

de.taimos.dvalin.mongo.MapReduceResultHandler<T>

Type Parameters:

T - the type of the MR result objects

All Implemented Interfaces:

org.jongo.ResultHandler<T>

public abstract class MapReduceResultHandler<T>
extends Object
implements org.jongo.ResultHandler<T>

Copyright 2015 Hoegernet

abstract ResultHandler used in map-reduce-operations in the DAO classes

Author:

Thorsten Hoeger

Constructor Summary

Constructors

Constructor and Description
MapReduceResultHandler()

Method Summary

Modifier and Type	Method and Description
T	map(com.mongodb.DBObject result)
protected abstract T	map(Object key, Object value) map the given map-reduce result to the desired class

Methods inherited from class java.lang.Object

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

Constructor Detail

MapReduceResultHandler

public MapReduceResultHandler()

Method Detail

map

public T map(com.mongodb.DBObject result)

Specified by:

map in interface org.jongo.ResultHandler<T>

map

protected abstract T map(Object key,
                         Object value)

map the given map-reduce result to the desired class

Parameters:

key - the key of the map function

value - the value of the reduce function for the given key

Returns:

the converted element