Uses of Class org.apache.hadoop.mapreduce.TaskInputOutputContext (Hadoop 0.20.2-cdh3u0 API)
Date: 2011-03-25

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## Uses of Class
org.apache.hadoop.mapreduce.TaskInputOutputContext

Packages that use TaskInputOutputContext
org.apache.hadoop.mapreduce |
org.apache.hadoop.mapreduce.lib.output |

Uses of TaskInputOutputContext in org.apache.hadoop.mapreduce

Subclasses of TaskInputOutputContext in org.apache.hadoop.mapreduce
`class` | `MapContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT>` The context that is given to the `Mapper`.
`class` | `Mapper.Context`
`class` | `ReduceContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT>` The context passed to the `Reducer`.
`class` | `Reducer.Context`

Uses of TaskInputOutputContext in org.apache.hadoop.mapreduce.lib.output

Methods in org.apache.hadoop.mapreduce.lib.output with parameters of type TaskInputOutputContext
`static Path` | `FileOutputFormat.getPathForWorkFile(TaskInputOutputContext<?,?,?,?> context, String name, String extension)` Helper function to generate a `Path` for a file that is unique for the task within the job output directory.
`static Path` | `FileOutputFormat.getWorkOutputPath(TaskInputOutputContext<?,?,?,?> context)` Get the `Path` to the task's temporary output directory for the map-reduce job #### Tasks' Side-Effect Files

Constructors in org.apache.hadoop.mapreduce.lib.output with parameters of type TaskInputOutputContext
`MultipleOutputs(TaskInputOutputContext<?,?,KEYOUT,VALUEOUT> context)` Creates and initializes multiple outputs support, it should be instantiated in the Mapper/Reducer setup method.

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