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

Packages that use Reporter

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
org.apache.hadoop.mapreduce.task.reduce

Uses of Reporter in org.apache.hadoop.mapred

Classes in org.apache.hadoop.mapred that implement Reporter

protected class

Task.TaskReporter

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

static Reporter

Reporter.NULL A constant of Reporter type that does nothing.

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

void	RecordWriter.close(Reporter reporter) Close this RecordWriter to future operations.
void	TextOutputFormat.LineRecordWriter.close(Reporter reporter)
RecordReader<K,V>	SequenceFileInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
RecordReader<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text>	TextInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)
RecordReader<K,V>	SequenceFileInputFilter.getRecordReader(InputSplit split, JobConf job, Reporter reporter) Create a record reader for the given split
abstract RecordReader<K,V>	MultiFileInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
RecordReader<org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.BytesWritable>	SequenceFileAsBinaryInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
RecordReader<K,V>	InputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter) Get the RecordReader for the given InputSplit.
RecordReader<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>	KeyValueTextInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)
abstract RecordReader<K,V>	FileInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
RecordReader<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>	SequenceFileAsTextInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
void	Task.initialize(JobConf job, JobID id, Reporter reporter, boolean useNewApi)
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)

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

Task.CombineValuesIterator(RawKeyValueIterator in, org.apache.hadoop.io.RawComparator<KEY> comparator, Class<KEY> keyClass, Class<VALUE> valClass, org.apache.hadoop.conf.Configuration conf, Reporter reporter, Counters.Counter combineInputCounter)

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

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

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

protected Reporter

CombineFileRecordReader.reporter

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

void	FilterOutputFormat.FilterRecordWriter.close(Reporter reporter)
OutputCollector	MultipleOutputs.getCollector(String namedOutput, Reporter reporter) Gets the output collector for a named output.
OutputCollector	MultipleOutputs.getCollector(String namedOutput, String multiName, Reporter reporter) Gets the output collector for a multi named output.
RecordReader<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text>	NLineInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)
abstract RecordReader<K,V>	CombineFileInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter) This is not implemented yet.
RecordReader<K,V>	DelegatingInputFormat.getRecordReader(InputSplit split, JobConf conf, Reporter reporter)
void	DelegatingMapper.map(K1 key, V1 value, OutputCollector<K2,V2> outputCollector, Reporter reporter)
void	TokenCountMapper.map(K key, org.apache.hadoop.io.Text value, OutputCollector<org.apache.hadoop.io.Text,org.apache.hadoop.io.LongWritable> output, Reporter reporter)
void	RegexMapper.map(K key, org.apache.hadoop.io.Text value, OutputCollector<org.apache.hadoop.io.Text,org.apache.hadoop.io.LongWritable> output, Reporter reporter)
void	IdentityMapper.map(K key, V val, OutputCollector<K,V> output, Reporter reporter) The identify function.
void	FieldSelectionMapReduce.map(K key, V val, OutputCollector<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text> output, Reporter reporter) The identify function.
void	InverseMapper.map(K key, V value, OutputCollector<V,K> output, Reporter reporter) The inverse function.
void	ChainMapper.map(Object key, Object value, OutputCollector output, Reporter reporter) Chains the map(...) methods of the Mappers in the chain.
void	LongSumReducer.reduce(K key, Iterator<org.apache.hadoop.io.LongWritable> values, OutputCollector<K,org.apache.hadoop.io.LongWritable> 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	ChainReducer.reduce(Object key, Iterator values, OutputCollector output, Reporter reporter) Chains the reduce(...) method of the Reducer with the map(...) methods of the Mappers in the chain.
void	FieldSelectionMapReduce.reduce(org.apache.hadoop.io.Text key, Iterator<org.apache.hadoop.io.Text> values, OutputCollector<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text> 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

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.

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

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

void	ValueAggregatorReducer.map(K1 arg0, V1 arg1, OutputCollector<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text> arg2, Reporter arg3) Do nothing.
void	ValueAggregatorCombiner.map(K1 arg0, V1 arg1, OutputCollector<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text> arg2, Reporter arg3) Do nothing.
void	ValueAggregatorMapper.map(K1 key, V1 value, OutputCollector<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text> output, Reporter reporter) the map function.
void	ValueAggregatorReducer.reduce(org.apache.hadoop.io.Text key, Iterator<org.apache.hadoop.io.Text> values, OutputCollector<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text> output, Reporter reporter)
void	ValueAggregatorCombiner.reduce(org.apache.hadoop.io.Text key, Iterator<org.apache.hadoop.io.Text> values, OutputCollector<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text> output, Reporter reporter) Combines values for a given key.
void	ValueAggregatorMapper.reduce(org.apache.hadoop.io.Text arg0, Iterator<org.apache.hadoop.io.Text> arg1, OutputCollector<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text> arg2, Reporter arg3) Do nothing.

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

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

void	DBOutputFormat.DBRecordWriter.close(Reporter reporter) Close this RecordWriter to future operations.
RecordReader<org.apache.hadoop.io.LongWritable,T>	DBInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter) Get the RecordReader for the given InputSplit.

Uses of Reporter in org.apache.hadoop.mapreduce.task.reduce

Constructors in org.apache.hadoop.mapreduce.task.reduce with parameters of type Reporter

MergeManager(TaskAttemptID reduceId, JobConf jobConf, org.apache.hadoop.fs.FileSystem localFS, org.apache.hadoop.fs.LocalDirAllocator localDirAllocator, Reporter reporter, org.apache.hadoop.io.compress.CompressionCodec codec, Class<? extends Reducer> combinerClass, Task.CombineOutputCollector<K,V> combineCollector, Counters.Counter spilledRecordsCounter, Counters.Counter reduceCombineInputCounter, Counters.Counter mergedMapOutputsCounter, org.apache.hadoop.mapreduce.task.reduce.ExceptionReporter exceptionReporter, org.apache.hadoop.util.Progress mergePhase, MapOutputFile mapOutputFile)

Shuffle(TaskAttemptID reduceId, JobConf jobConf, org.apache.hadoop.fs.FileSystem localFS, TaskUmbilicalProtocol umbilical, org.apache.hadoop.fs.LocalDirAllocator localDirAllocator, Reporter reporter, org.apache.hadoop.io.compress.CompressionCodec codec, Class<? extends Reducer> combinerClass, Task.CombineOutputCollector<K,V> combineCollector, Counters.Counter spilledRecordsCounter, Counters.Counter reduceCombineInputCounter, Counters.Counter shuffledMapsCounter, Counters.Counter reduceShuffleBytes, Counters.Counter failedShuffleCounter, Counters.Counter mergedMapOutputsCounter, TaskStatus status, org.apache.hadoop.util.Progress copyPhase, org.apache.hadoop.util.Progress mergePhase, Task reduceTask, MapOutputFile mapOutputFile)