| Package | Description | 
|---|---|
| com.hazelcast.mapreduce.impl | This package contains the default implementation for the map reduce framework
 internals. | 
| com.hazelcast.mapreduce.impl.task | This package contains the base implementation for a standard map reduce job. | 
| Modifier and Type | Field and Description | 
|---|---|
| protected ConcurrentMap<String,MapCombineTask> | AbstractJobTracker. mapCombineTasks | 
| Modifier and Type | Method and Description | 
|---|---|
| <KeyIn,ValueIn,KeyOut,ValueOut,Chunk>  | AbstractJobTracker. getMapCombineTask(String jobId) | 
| MapCombineTask | AbstractJobTracker. unregisterMapCombineTask(String jobId) | 
| Modifier and Type | Method and Description | 
|---|---|
| <KeyIn,ValueIn,KeyOut,ValueOut,Chunk>  | AbstractJobTracker. registerMapCombineTask(MapCombineTask<KeyIn,ValueIn,KeyOut,ValueOut,Chunk> mapCombineTask) | 
| Modifier and Type | Method and Description | 
|---|---|
| <K,V> DefaultContext<K,V> | JobSupervisor. getOrCreateContext(MapCombineTask mapCombineTask) | 
| Constructor and Description | 
|---|
| DefaultContext(CombinerFactory<KeyIn,ValueIn,?> combinerFactory,
              MapCombineTask mapCombineTask) | 
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