Package de.hpi.fgis.voidgen.hadoop.tasks.joining

Contains the classes for enriching each RDF quadruple with the cluster of the subject and the cluster of the object.

See:
          Description

Class Summary
ClusterInputMapper Swapping key and value of the clustering output and adapt the format to further steps.
Join1QuadrupleInputMapper Reads the input RDF quadruples an prepares them for joining with the cluster identifier of the nodes of the quadruples.
Join1Reducer Applies the subject cluster to each quadruple with the given subject.
Join2QuadrupleInputMapper Identity mapper for reading output of join step 1 and pipes the quadruples, annotated with the subject cluster, to the reducer.
Join2Reducer Applies the object cluster to each quadruple with the given object.
JoinGrouper The grouping comparator for grouping pairs only depending on the left part of the pair.
JoinPartitioner The partitioner for partitioning pairs only depending on the left part of the pair.
 

Enum Summary
Counter An enum for collecting statistics.
 

Package de.hpi.fgis.voidgen.hadoop.tasks.joining Description

Contains the classes for enriching each RDF quadruple with the cluster of the subject and the cluster of the object. The classes are using deprecated API because of the support for multiple different mappers per job.