Uses of Class

Packages that use MapFile.Reader Generic i/o code for use when reading and writing data to the network, to databases, and to files. 
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. 

Uses of MapFile.Reader in

Subclasses of MapFile.Reader in
static class ArrayFile.Reader
          Provide access to an existing array file.
static class BloomMapFile.Reader
static class SetFile.Reader
          Provide access to an existing set file.

Uses of MapFile.Reader in org.apache.hadoop.mapred

Methods in org.apache.hadoop.mapred that return MapFile.Reader
static MapFile.Reader[] MapFileOutputFormat.getReaders(FileSystem ignored, Path dir, Configuration conf)
          Open the output generated by this format.

Methods in org.apache.hadoop.mapred with parameters of type MapFile.Reader
<K extends WritableComparable,V extends Writable>
MapFileOutputFormat.getEntry(MapFile.Reader[] readers, Partitioner<K,V> partitioner, K key, V value)
          Get an entry from output generated by this class.

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