Uses of Interface
org.apache.hadoop.mapred.Reporter

Packages that use Reporter

Package	Description
org.apache.hadoop.mapred
org.apache.hadoop.mapred.join
org.apache.hadoop.mapred.lib
org.apache.hadoop.mapred.lib.aggregate
org.apache.hadoop.mapred.lib.db

Uses of Reporter in org.apache.hadoop.mapred

Fields in org.apache.hadoop.mapred declared as Reporter

Modifier and Type	Field	Description
static final Reporter	Reporter.NULL	A constant of Reporter type that does nothing.

Methods in org.apache.hadoop.mapred with parameters of type Reporter

Modifier and Type	Method	Description
void	RecordWriter.close(Reporter reporter)	Close this RecordWriter to future operations.
abstract RecordReader<K,V>	FileInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
RecordReader<LongWritable,BytesWritable>	FixedLengthInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)
RecordReader<K,V>	InputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)	Get the RecordReader for the given InputSplit.
RecordReader<Text,Text>	KeyValueTextInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)
abstract RecordReader<K,V>	MultiFileInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
RecordReader<BytesWritable,BytesWritable>	SequenceFileAsBinaryInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
RecordReader<Text,Text>	SequenceFileAsTextInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
RecordReader<K,V>	SequenceFileInputFilter.getRecordReader(InputSplit split, JobConf job, Reporter reporter)	Create a record reader for the given split
RecordReader<K,V>	SequenceFileInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
RecordReader<LongWritable,Text>	TextInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)
void	Mapper.map(K1 key, V1 value, OutputCollector<K2,V2> output, Reporter reporter)	Maps a single input key/value pair into an intermediate key/value pair.
void	Reducer.reduce(K2 key, Iterator<V2> values, OutputCollector<K3,V3> output, Reporter reporter)	Reduces values for a given key.
void	MapRunnable.run(RecordReader<K1,V1> input, OutputCollector<K2,V2> output, Reporter reporter)	Start mapping input <key, value> pairs.
void	MapRunner.run(RecordReader<K1,V1> input, OutputCollector<K2,V2> output, Reporter reporter)

Uses of Reporter in org.apache.hadoop.mapred.join

Methods in org.apache.hadoop.mapred.join with parameters of type Reporter

Modifier and Type	Method	Description
ComposableRecordReader<K,V>	ComposableInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
ComposableRecordReader<K,TupleWritable>	CompositeInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)	Construct a CompositeRecordReader for the children of this InputFormat as defined in the init expression.

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

Fields in org.apache.hadoop.mapred.lib declared as Reporter

Modifier and Type	Field	Description
protected Reporter	CombineFileRecordReader.reporter

Methods in org.apache.hadoop.mapred.lib with parameters of type Reporter

Modifier and Type	Method	Description
OutputCollector	MultipleOutputs.getCollector(String namedOutput, String multiName, Reporter reporter)	Gets the output collector for a multi named output.
OutputCollector	MultipleOutputs.getCollector(String namedOutput, Reporter reporter)	Gets the output collector for a named output.
abstract RecordReader<K,V>	CombineFileInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)	This is not implemented yet.
RecordReader<K,V>	CombineSequenceFileInputFormat.getRecordReader(InputSplit split, JobConf conf, Reporter reporter)
RecordReader<LongWritable,Text>	CombineTextInputFormat.getRecordReader(InputSplit split, JobConf conf, Reporter reporter)
RecordReader<LongWritable,Text>	NLineInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)
void	ChainMapper.map(Object key, Object value, OutputCollector output, Reporter reporter)	Chains the map(...) methods of the Mappers in the chain.
void	FieldSelectionMapReduce.map(K key, V val, OutputCollector<Text,Text> output, Reporter reporter)	The identify function.
void	IdentityMapper.map(K key, V val, OutputCollector<K,V> output, Reporter reporter)	The identity function.
void	InverseMapper.map(K key, V value, OutputCollector<V,K> output, Reporter reporter)	The inverse function.
void	RegexMapper.map(K key, Text value, OutputCollector<Text,LongWritable> output, Reporter reporter)
void	TokenCountMapper.map(K key, Text value, OutputCollector<Text,LongWritable> output, Reporter reporter)
void	ChainReducer.reduce(Object key, Iterator values, OutputCollector output, Reporter reporter)	Chains the reduce(...) method of the Reducer with the map(...)
void	FieldSelectionMapReduce.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter)
void	IdentityReducer.reduce(K key, Iterator<V> values, OutputCollector<K,V> output, Reporter reporter)	Writes all keys and values directly to output.
void	LongSumReducer.reduce(K key, Iterator<LongWritable> values, OutputCollector<K,LongWritable> output, Reporter reporter)
void	MultithreadedMapRunner.run(RecordReader<K1,V1> input, OutputCollector<K2,V2> output, Reporter reporter)

Constructors in org.apache.hadoop.mapred.lib with parameters of type Reporter

Modifier	Constructor	Description
	CombineFileRecordReader(JobConf job, CombineFileSplit split, Reporter reporter, Class<RecordReader<K,V>> rrClass)	A generic RecordReader that can hand out different recordReaders for each chunk in the CombineFileSplit.
protected	CombineFileRecordReaderWrapper(FileInputFormat<K,V> inputFormat, CombineFileSplit split, Configuration conf, Reporter reporter, Integer idx)

Uses of Reporter in org.apache.hadoop.mapred.lib.aggregate

Methods in org.apache.hadoop.mapred.lib.aggregate with parameters of type Reporter

Modifier and Type	Method	Description
void	ValueAggregatorCombiner.map(K1 arg0, V1 arg1, OutputCollector<Text,Text> arg2, Reporter arg3)	Do nothing.
void	ValueAggregatorMapper.map(K1 key, V1 value, OutputCollector<Text,Text> output, Reporter reporter)	the map function.
void	ValueAggregatorReducer.map(K1 arg0, V1 arg1, OutputCollector<Text,Text> arg2, Reporter arg3)	Do nothing.
void	ValueAggregatorCombiner.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter)	Combines values for a given key.
void	ValueAggregatorMapper.reduce(Text arg0, Iterator<Text> arg1, OutputCollector<Text,Text> arg2, Reporter arg3)	Do nothing.
void	ValueAggregatorReducer.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter)

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

Methods in org.apache.hadoop.mapred.lib.db with parameters of type Reporter

Modifier and Type	Method	Description
RecordReader<LongWritable,T>	DBInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)	Get the RecordReader for the given InputSplit.