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Packages that use RecordReader | |
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org.apache.hadoop.contrib.index.example | |
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.join | Given a set of sorted datasets keyed with the same class and yielding equal partitions, it is possible to effect a join of those datasets prior to the map. |
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.streaming | Hadoop Streaming is a utility which allows users to create and run Map-Reduce jobs with any executables (e.g. |
Uses of RecordReader in org.apache.hadoop.contrib.index.example |
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Classes in org.apache.hadoop.contrib.index.example that implement RecordReader | |
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class |
LineDocRecordReader
A simple RecordReader for LineDoc for plain text files where each line is a doc. |
Methods in org.apache.hadoop.contrib.index.example that return RecordReader | |
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RecordReader<DocumentID,LineDocTextAndOp> |
LineDocInputFormat.getRecordReader(InputSplit split,
JobConf job,
Reporter reporter)
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Uses of RecordReader in org.apache.hadoop.examples |
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Classes in org.apache.hadoop.examples that implement RecordReader | |
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static class |
MultiFileWordCount.MultiFileLineRecordReader
RecordReader is responsible from extracting records from the InputSplit. |
Methods in org.apache.hadoop.examples that return RecordReader | |
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RecordReader<IntWritable,IntWritable> |
SleepJob.SleepInputFormat.getRecordReader(InputSplit ignored,
JobConf conf,
Reporter reporter)
|
RecordReader<MultiFileWordCount.WordOffset,Text> |
MultiFileWordCount.MyInputFormat.getRecordReader(InputSplit split,
JobConf job,
Reporter reporter)
|
Uses of RecordReader in org.apache.hadoop.examples.terasort |
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Methods in org.apache.hadoop.examples.terasort that return RecordReader | |
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RecordReader<Text,Text> |
TeraInputFormat.getRecordReader(InputSplit split,
JobConf job,
Reporter reporter)
|
Uses of RecordReader in org.apache.hadoop.mapred |
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Classes in org.apache.hadoop.mapred that implement RecordReader | |
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class |
KeyValueLineRecordReader
This class treats a line in the input as a key/value pair separated by a separator character. |
class |
LineRecordReader
Treats keys as offset in file and value as line. |
static class |
SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Read records from a SequenceFile as binary (raw) bytes. |
class |
SequenceFileAsTextRecordReader
This class converts the input keys and values to their String forms by calling toString() method. |
class |
SequenceFileRecordReader<K,V>
An RecordReader for SequenceFile s. |
Methods in org.apache.hadoop.mapred that return RecordReader | |
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RecordReader<K,V> |
InputFormat.getRecordReader(InputSplit split,
JobConf job,
Reporter reporter)
Get the RecordReader for the given InputSplit . |
RecordReader<BytesWritable,BytesWritable> |
SequenceFileAsBinaryInputFormat.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)
|
RecordReader<Text,Text> |
SequenceFileAsTextInputFormat.getRecordReader(InputSplit split,
JobConf job,
Reporter reporter)
|
abstract RecordReader<K,V> |
FileInputFormat.getRecordReader(InputSplit split,
JobConf job,
Reporter reporter)
|
RecordReader<Text,Text> |
KeyValueTextInputFormat.getRecordReader(InputSplit genericSplit,
JobConf job,
Reporter reporter)
|
abstract RecordReader<K,V> |
MultiFileInputFormat.getRecordReader(InputSplit split,
JobConf job,
Reporter reporter)
Deprecated. |
Methods in org.apache.hadoop.mapred with parameters of type RecordReader | |
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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 RecordReader in org.apache.hadoop.mapred.join |
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Subinterfaces of RecordReader in org.apache.hadoop.mapred.join | |
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interface |
ComposableRecordReader<K extends WritableComparable,V extends Writable>
Additional operations required of a RecordReader to participate in a join. |
Classes in org.apache.hadoop.mapred.join that implement RecordReader | |
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class |
InnerJoinRecordReader<K extends WritableComparable>
Full inner join. |
class |
JoinRecordReader<K extends WritableComparable>
Base class for Composite joins returning Tuples of arbitrary Writables. |
class |
MultiFilterRecordReader<K extends WritableComparable,V extends Writable>
Base class for Composite join returning values derived from multiple sources, but generally not tuples. |
class |
OuterJoinRecordReader<K extends WritableComparable>
Full outer join. |
class |
OverrideRecordReader<K extends WritableComparable,V extends Writable>
Prefer the "rightmost" data source for this key. |
class |
WrappedRecordReader<K extends WritableComparable,U extends Writable>
Proxy class for a RecordReader participating in the join framework. |
Uses of RecordReader in org.apache.hadoop.mapred.lib |
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Classes in org.apache.hadoop.mapred.lib that implement RecordReader | |
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class |
CombineFileRecordReader<K,V>
A generic RecordReader that can hand out different recordReaders for each chunk in a CombineFileSplit . |
Fields in org.apache.hadoop.mapred.lib declared as RecordReader | |
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protected RecordReader<K,V> |
CombineFileRecordReader.curReader
|
Fields in org.apache.hadoop.mapred.lib with type parameters of type RecordReader | |
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protected Class<RecordReader<K,V>> |
CombineFileRecordReader.rrClass
|
protected Constructor<RecordReader<K,V>> |
CombineFileRecordReader.rrConstructor
|
Methods in org.apache.hadoop.mapred.lib that return RecordReader | |
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RecordReader<K,V> |
DelegatingInputFormat.getRecordReader(InputSplit split,
JobConf conf,
Reporter reporter)
|
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)
|
Methods in org.apache.hadoop.mapred.lib with parameters of type RecordReader | |
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void |
MultithreadedMapRunner.run(RecordReader<K1,V1> input,
OutputCollector<K2,V2> output,
Reporter reporter)
|
Constructor parameters in org.apache.hadoop.mapred.lib with type arguments of type RecordReader | |
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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 RecordReader in org.apache.hadoop.mapred.lib.db |
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Classes in org.apache.hadoop.mapred.lib.db that implement RecordReader | |
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protected class |
DBInputFormat.DBRecordReader
A RecordReader that reads records from a SQL table. |
Methods in org.apache.hadoop.mapred.lib.db that return RecordReader | |
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RecordReader<LongWritable,T> |
DBInputFormat.getRecordReader(InputSplit split,
JobConf job,
Reporter reporter)
Get the RecordReader for the given InputSplit . |
Uses of RecordReader in org.apache.hadoop.streaming |
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Classes in org.apache.hadoop.streaming that implement RecordReader | |
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class |
StreamBaseRecordReader
Shared functionality for hadoopStreaming formats. |
class |
StreamXmlRecordReader
A way to interpret XML fragments as Mapper input records. |
Methods in org.apache.hadoop.streaming that return RecordReader | |
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RecordReader<Text,Text> |
StreamInputFormat.getRecordReader(InputSplit genericSplit,
JobConf job,
Reporter reporter)
|
RecordReader |
AutoInputFormat.getRecordReader(InputSplit split,
JobConf job,
Reporter reporter)
|
Methods in org.apache.hadoop.streaming with parameters of type RecordReader | |
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void |
PipeMapRunner.run(RecordReader<K1,V1> input,
OutputCollector<K2,V2> output,
Reporter reporter)
|
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