## Uses of Class
org.apache.hadoop.io.LongWritable

Packages that use LongWritable
org.apache.hadoop.examples: Hadoop example code.
org.apache.hadoop.examples.terasort: This package consists of 3 map/reduce applications for Hadoop to compete in the annual terabyte sort competition.
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.mapred.lib: Library of generally useful mappers, reducers, and partitioners.
org.apache.hadoop.mapred.lib.db: org.apache.hadoop.mapred.lib.db Package
org.apache.hadoop.mapreduce.lib.input
org.apache.hadoop.mapreduce.lib.reduce

Uses of LongWritable in org.apache.hadoop.examples

Methods in org.apache.hadoop.examples with parameters of type LongWritable
`void` `PiEstimator.PiMapper.map(LongWritable offset, LongWritable size, OutputCollector<BooleanWritable,LongWritable> out, Reporter reporter)` Map method.
`void` `SecondarySort.MapClass.map(LongWritable inKey, Text inValue, Mapper.Context context)`

Method parameters in org.apache.hadoop.examples with type arguments of type LongWritable
`void` `PiEstimator.PiMapper.map(LongWritable offset, LongWritable size, OutputCollector<BooleanWritable,LongWritable> out, Reporter reporter)` Map method.
`void` `MultiFileWordCount.MapClass.map(MultiFileWordCount.WordOffset key, Text value, OutputCollector<Text,LongWritable> output, Reporter reporter)`
`void` `PiEstimator.PiReducer.reduce(BooleanWritable isInside, Iterator<LongWritable> values, OutputCollector<WritableComparable<?>,Writable> output, Reporter reporter)` Accumulate number of points inside/outside results from the mappers.

Uses of LongWritable in org.apache.hadoop.examples.terasort

Methods in org.apache.hadoop.examples.terasort with parameters of type LongWritable
`void` `TeraGen.SortGenMapper.map(LongWritable row, NullWritable ignored, OutputCollector<Text,Text> output, Reporter reporter)`

Uses of LongWritable in org.apache.hadoop.mapred

Methods in org.apache.hadoop.mapred that return LongWritable
`LongWritable` `LineRecordReader.createKey()`

Methods in org.apache.hadoop.mapred that return types with arguments of type LongWritable
`RecordReader<LongWritable,Text>` `TextInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)`

Methods in org.apache.hadoop.mapred with parameters of type LongWritable
`boolean` `LineRecordReader.next(LongWritable key, Text value)` Read a line.

Uses of LongWritable in org.apache.hadoop.mapred.lib

Methods in org.apache.hadoop.mapred.lib that return types with arguments of type LongWritable
`RecordReader<LongWritable,Text>` `NLineInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)`

Method parameters in org.apache.hadoop.mapred.lib with type arguments of type LongWritable
`void` `TokenCountMapper.map(K key, Text value, OutputCollector<Text,LongWritable> output, Reporter reporter)`
`void` `RegexMapper.map(K key, Text value, OutputCollector<Text,LongWritable> output, Reporter reporter)`
`void` `LongSumReducer.reduce(K key, Iterator<LongWritable> values, OutputCollector<K,LongWritable> output, Reporter reporter)`
`void` `LongSumReducer.reduce(K key, Iterator<LongWritable> values, OutputCollector<K,LongWritable> output, Reporter reporter)`

Uses of LongWritable in org.apache.hadoop.mapred.lib.db

Methods in org.apache.hadoop.mapred.lib.db that return LongWritable
`LongWritable` `DBInputFormat.DBRecordReader.createKey()` Create an object of the appropriate type to be used as a key.

Methods in org.apache.hadoop.mapred.lib.db that return types with arguments of type LongWritable
`RecordReader<LongWritable,T>` `DBInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)` Get the `RecordReader` for the given `InputSplit`.

Methods in org.apache.hadoop.mapred.lib.db with parameters of type LongWritable
`boolean` `DBInputFormat.DBRecordReader.next(LongWritable key, T value)` Reads the next key/value pair from the input for processing.

Uses of LongWritable in org.apache.hadoop.mapreduce.lib.input

Methods in org.apache.hadoop.mapreduce.lib.input that return LongWritable
`LongWritable` `LineRecordReader.getCurrentKey()`

Methods in org.apache.hadoop.mapreduce.lib.input that return types with arguments of type LongWritable
`RecordReader<LongWritable,Text>` `TextInputFormat.createRecordReader(InputSplit split, TaskAttemptContext context)`

Uses of LongWritable in org.apache.hadoop.mapreduce.lib.reduce

Method parameters in org.apache.hadoop.mapreduce.lib.reduce with type arguments of type LongWritable
`void` `LongSumReducer.reduce(KEY key, Iterable<LongWritable> values, Reducer.Context context)`

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