| Package | Description | 
|---|---|
| org.apache.hadoop.mapred | |
| org.apache.hadoop.mapred.join | |
| org.apache.hadoop.mapred.lib | |
| org.apache.hadoop.mapred.lib.db | 
| Modifier and Type | Interface and Description | 
|---|---|
| interface  | InputSplitWithLocationInfo | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | FileSplitA section of an input file. | 
| class  | MultiFileSplitA sub-collection of input files. | 
| Modifier and Type | Method and Description | 
|---|---|
| InputSplit | Reporter. getInputSplit()Get the  InputSplitobject for a map. | 
| InputSplit[] | InputFormat. getSplits(JobConf job,
         int numSplits)Logically split the set of input files for the job. | 
| InputSplit[] | MultiFileInputFormat. getSplits(JobConf job,
         int numSplits) | 
| InputSplit[] | FileInputFormat. getSplits(JobConf job,
         int numSplits)Splits files returned by  FileInputFormat.listStatus(JobConf)when
 they're too big. | 
| Modifier and Type | Method and Description | 
|---|---|
| RecordReader<Text,Text> | KeyValueTextInputFormat. getRecordReader(InputSplit genericSplit,
               JobConf job,
               Reporter reporter) | 
| RecordReader<K,V> | InputFormat. getRecordReader(InputSplit split,
               JobConf job,
               Reporter reporter)Get the  RecordReaderfor the givenInputSplit. | 
| 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) | 
| RecordReader<BytesWritable,BytesWritable> | SequenceFileAsBinaryInputFormat. getRecordReader(InputSplit split,
               JobConf job,
               Reporter reporter) | 
| abstract RecordReader<K,V> | MultiFileInputFormat. getRecordReader(InputSplit split,
               JobConf job,
               Reporter reporter) | 
| RecordReader<LongWritable,BytesWritable> | FixedLengthInputFormat. getRecordReader(InputSplit genericSplit,
               JobConf job,
               Reporter reporter) | 
| RecordReader<Text,Text> | SequenceFileAsTextInputFormat. getRecordReader(InputSplit split,
               JobConf job,
               Reporter reporter) | 
| abstract RecordReader<K,V> | FileInputFormat. getRecordReader(InputSplit split,
               JobConf job,
               Reporter reporter) | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | CompositeInputSplitThis InputSplit contains a set of child InputSplits. | 
| Modifier and Type | Method and Description | 
|---|---|
| InputSplit | CompositeInputSplit. get(int i)Get ith child InputSplit. | 
| InputSplit[] | CompositeInputFormat. getSplits(JobConf job,
         int numSplits)Build a CompositeInputSplit from the child InputFormats by assigning the
 ith split from each child to the ith composite split. | 
| Modifier and Type | Method and Description | 
|---|---|
| void | CompositeInputSplit. add(InputSplit s)Add an InputSplit to this collection. | 
| 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. | 
| ComposableRecordReader<K,V> | ComposableInputFormat. getRecordReader(InputSplit split,
               JobConf job,
               Reporter reporter) | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | CombineFileSplit | 
| Modifier and Type | Method and Description | 
|---|---|
| InputSplit[] | CombineFileInputFormat. getSplits(JobConf job,
         int numSplits) | 
| InputSplit[] | NLineInputFormat. getSplits(JobConf job,
         int numSplits)Logically splits the set of input files for the job, splits N lines
 of the input as one split. | 
| Modifier and Type | Method and Description | 
|---|---|
| abstract RecordReader<K,V> | CombineFileInputFormat. getRecordReader(InputSplit split,
               JobConf job,
               Reporter reporter)This is not implemented yet. | 
| RecordReader<LongWritable,Text> | NLineInputFormat. getRecordReader(InputSplit genericSplit,
               JobConf job,
               Reporter reporter) | 
| RecordReader<K,V> | CombineSequenceFileInputFormat. getRecordReader(InputSplit split,
               JobConf conf,
               Reporter reporter) | 
| RecordReader<LongWritable,Text> | CombineTextInputFormat. getRecordReader(InputSplit split,
               JobConf conf,
               Reporter reporter) | 
| Modifier and Type | Method and Description | 
|---|---|
| InputSplit[] | DBInputFormat. getSplits(JobConf job,
         int chunks)Logically split the set of input files for the job. | 
| Modifier and Type | Method and Description | 
|---|---|
| RecordReader<LongWritable,T> | DBInputFormat. getRecordReader(InputSplit split,
               JobConf job,
               Reporter reporter)Get the  RecordReaderfor the givenInputSplit. | 
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