Uses of Class
org.apache.hadoop.mapreduce.RecordReader

Packages that use RecordReader
org.apache.hadoop.examples Hadoop example code. 
org.apache.hadoop.mapred.lib.db org.apache.hadoop.mapred.lib.db Package 
org.apache.hadoop.mapreduce   
org.apache.hadoop.mapreduce.lib.db org.apache.hadoop.mapred.lib.db Package 
org.apache.hadoop.mapreduce.lib.input   
 

Uses of RecordReader in org.apache.hadoop.examples
 

Subclasses of RecordReader in org.apache.hadoop.examples
static class MultiFileWordCount.CombineFileLineRecordReader
          RecordReader is responsible from extracting records from a chunk of the CombineFileSplit.
 

Methods in org.apache.hadoop.examples that return RecordReader
 RecordReader<MultiFileWordCount.WordOffset,Text> MultiFileWordCount.MyInputFormat.createRecordReader(InputSplit split, TaskAttemptContext context)
           
 

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

Subclasses of RecordReader in org.apache.hadoop.mapred.lib.db
protected  class DBInputFormat.DBRecordReader
          Deprecated. A RecordReader that reads records from a SQL table.
 

Uses of RecordReader in org.apache.hadoop.mapreduce
 

Methods in org.apache.hadoop.mapreduce that return RecordReader
abstract  RecordReader<K,V> InputFormat.createRecordReader(InputSplit split, TaskAttemptContext context)
          Create a record reader for a given split.
 

Constructors in org.apache.hadoop.mapreduce with parameters of type RecordReader
MapContext(Configuration conf, TaskAttemptID taskid, RecordReader<KEYIN,VALUEIN> reader, RecordWriter<KEYOUT,VALUEOUT> writer, OutputCommitter committer, StatusReporter reporter, InputSplit split)
           
Mapper.Context(Configuration conf, TaskAttemptID taskid, RecordReader<KEYIN,VALUEIN> reader, RecordWriter<KEYOUT,VALUEOUT> writer, OutputCommitter committer, StatusReporter reporter, InputSplit split)
           
 

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

Subclasses of RecordReader in org.apache.hadoop.mapreduce.lib.db
 class DataDrivenDBRecordReader<T extends DBWritable>
          A RecordReader that reads records from a SQL table, using data-driven WHERE clause splits.
 class DBRecordReader<T extends DBWritable>
          A RecordReader that reads records from a SQL table.
 class MySQLDataDrivenDBRecordReader<T extends DBWritable>
          A RecordReader that reads records from a MySQL table via DataDrivenDBRecordReader
 class MySQLDBRecordReader<T extends DBWritable>
          A RecordReader that reads records from a MySQL table.
 class OracleDataDrivenDBRecordReader<T extends DBWritable>
          A RecordReader that reads records from a Oracle table via DataDrivenDBRecordReader
 class OracleDBRecordReader<T extends DBWritable>
          A RecordReader that reads records from an Oracle SQL table.
 

Methods in org.apache.hadoop.mapreduce.lib.db that return RecordReader
protected  RecordReader<LongWritable,T> DataDrivenDBInputFormat.createDBRecordReader(DBInputFormat.DBInputSplit split, Configuration conf)
           
protected  RecordReader<LongWritable,T> OracleDataDrivenDBInputFormat.createDBRecordReader(DBInputFormat.DBInputSplit split, Configuration conf)
           
protected  RecordReader<LongWritable,T> DBInputFormat.createDBRecordReader(DBInputFormat.DBInputSplit split, Configuration conf)
           
 RecordReader<LongWritable,T> DBInputFormat.createRecordReader(InputSplit split, TaskAttemptContext context)
          Create a record reader for a given split.
 

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

Subclasses of RecordReader in org.apache.hadoop.mapreduce.lib.input
 class CombineFileRecordReader<K,V>
          A generic RecordReader that can hand out different recordReaders for each chunk in a CombineFileSplit.
 class LineRecordReader
          Treats keys as offset in file and value as line.
 class SequenceFileRecordReader<K,V>
          An RecordReader for SequenceFiles.
 

Fields in org.apache.hadoop.mapreduce.lib.input declared as RecordReader
protected  RecordReader<K,V> CombineFileRecordReader.curReader
           
 

Fields in org.apache.hadoop.mapreduce.lib.input with type parameters of type RecordReader
protected  Class<? extends RecordReader<K,V>> CombineFileRecordReader.rrClass
           
protected  Constructor<? extends RecordReader<K,V>> CombineFileRecordReader.rrConstructor
           
 

Methods in org.apache.hadoop.mapreduce.lib.input that return RecordReader
 RecordReader<K,V> SequenceFileInputFormat.createRecordReader(InputSplit split, TaskAttemptContext context)
           
 RecordReader<LongWritable,Text> TextInputFormat.createRecordReader(InputSplit split, TaskAttemptContext context)
           
abstract  RecordReader<K,V> CombineFileInputFormat.createRecordReader(InputSplit split, TaskAttemptContext context)
          This is not implemented yet.
 

Constructor parameters in org.apache.hadoop.mapreduce.lib.input with type arguments of type RecordReader
CombineFileRecordReader(CombineFileSplit split, TaskAttemptContext context, Class<? extends RecordReader<K,V>> rrClass)
          A generic RecordReader that can hand out different recordReaders for each chunk in the CombineFileSplit.
 



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