Uses of Class org.apache.hadoop.mapreduce.OutputFormat (Hadoop 1.2.1 API)
Date: 2013-07-22

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

Packages that use OutputFormat
org.apache.hadoop.mapred | A software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) parallelly on large clusters (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant manner.
org.apache.hadoop.mapreduce |
org.apache.hadoop.mapreduce.lib.db |
org.apache.hadoop.mapreduce.lib.output |

Uses of OutputFormat in org.apache.hadoop.mapred

Fields in org.apache.hadoop.mapred declared as OutputFormat
`protected OutputFormat<?,?>` | `Task.outputFormat`

Uses of OutputFormat in org.apache.hadoop.mapreduce

Methods in org.apache.hadoop.mapreduce that return types with arguments of type OutputFormat
`Class<? extends OutputFormat<?,?>>` | `JobContext.getOutputFormatClass()` Get the `OutputFormat` class for the job.

Method parameters in org.apache.hadoop.mapreduce with type arguments of type OutputFormat
`void` | `Job.setOutputFormatClass(Class<? extends OutputFormat> cls)` Set the `OutputFormat` for the job.

Uses of OutputFormat in org.apache.hadoop.mapreduce.lib.db

Subclasses of OutputFormat in org.apache.hadoop.mapreduce.lib.db
`class` | `DBOutputFormat<K extends DBWritable,V>` A OutputFormat that sends the reduce output to a SQL table.

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

Subclasses of OutputFormat in org.apache.hadoop.mapreduce.lib.output
`class` | `FileOutputFormat<K,V>` A base class for `OutputFormat`s that read from `FileSystem`s.
`class` | `FilterOutputFormat<K,V>` FilterOutputFormat is a convenience class that wraps OutputFormat.
`class` | `LazyOutputFormat<K,V>` A Convenience class that creates output lazily.
`class` | `NullOutputFormat<K,V>` Consume all outputs and put them in /dev/null.
`class` | `SequenceFileAsBinaryOutputFormat` An `OutputFormat` that writes keys, values to `SequenceFile`s in binary(raw) format
`class` | `SequenceFileOutputFormat<K,V>` An `OutputFormat` that writes `SequenceFile`s.
`class` | `TextOutputFormat<K,V>` An `OutputFormat` that writes plain text files.

Fields in org.apache.hadoop.mapreduce.lib.output declared as OutputFormat
`protected OutputFormat<K,V>` | `FilterOutputFormat.baseOut`

Method parameters in org.apache.hadoop.mapreduce.lib.output with type arguments of type OutputFormat
`static void` | `MultipleOutputs.addNamedOutput(Job job, String namedOutput, Class<? extends OutputFormat> outputFormatClass, Class<?> keyClass, Class<?> valueClass)` Adds a named output for the job.
`static void` | `LazyOutputFormat.setOutputFormatClass(Job job, Class<? extends OutputFormat> theClass)` Set the underlying output format for LazyOutputFormat.

Constructors in org.apache.hadoop.mapreduce.lib.output with parameters of type OutputFormat
`FilterOutputFormat(OutputFormat<K,V> baseOut)` Create a FilterOutputFormat based on the underlying output format.

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