Uses of Class
org.apache.hadoop.io.MapWritable

Packages that use MapWritable
org.apache.hadoop.hbase.mapred   
org.apache.hadoop.io Generic i/o code for use when reading and writing data to the network, to databases, and to files. 
 

Uses of MapWritable in org.apache.hadoop.hbase.mapred
 

Methods in org.apache.hadoop.hbase.mapred that return types with arguments of type MapWritable
 RecordReader<HStoreKey,MapWritable> TableInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
           
 

Methods in org.apache.hadoop.hbase.mapred with parameters of type MapWritable
protected  byte[][] GroupingTableMap.extractKeyValues(MapWritable r)
          Extract columns values from the current record.
abstract  void TableMap.map(HStoreKey key, MapWritable value, OutputCollector<K,V> output, Reporter reporter)
          Call a user defined function on a single HBase record, represented by a key and its associated record value.
 void GroupingTableMap.map(HStoreKey key, MapWritable value, OutputCollector<Text,MapWritable> output, Reporter reporter)
          Extract the grouping columns from value to construct a new key.
 void IdentityTableMap.map(HStoreKey key, MapWritable value, OutputCollector<Text,MapWritable> output, Reporter reporter)
          Pass the key, value to reduce
 void TableOutputFormat.TableRecordWriter.write(Text key, MapWritable value)
          Writes a key/value pair.
 

Method parameters in org.apache.hadoop.hbase.mapred with type arguments of type MapWritable
 void GroupingTableMap.map(HStoreKey key, MapWritable value, OutputCollector<Text,MapWritable> output, Reporter reporter)
          Extract the grouping columns from value to construct a new key.
 void IdentityTableMap.map(HStoreKey key, MapWritable value, OutputCollector<Text,MapWritable> output, Reporter reporter)
          Pass the key, value to reduce
abstract  void TableReduce.reduce(K key, Iterator<V> values, OutputCollector<Text,MapWritable> output, Reporter reporter)
           
 void IndexTableReduce.reduce(Text key, Iterator<MapWritable> values, OutputCollector<Text,org.apache.hadoop.hbase.mapred.LuceneDocumentWrapper> output, Reporter reporter)
           
 void IdentityTableReduce.reduce(Text key, Iterator<MapWritable> values, OutputCollector<Text,MapWritable> output, Reporter reporter)
          No aggregation, output pairs of (key, record)
 void IdentityTableReduce.reduce(Text key, Iterator<MapWritable> values, OutputCollector<Text,MapWritable> output, Reporter reporter)
          No aggregation, output pairs of (key, record)
 

Uses of MapWritable in org.apache.hadoop.io
 

Constructors in org.apache.hadoop.io with parameters of type MapWritable
MapWritable(MapWritable other)
          Copy constructor.
 



Copyright © 2006 The Apache Software Foundation