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Oracle® Big Data Appliance Perfect Balance Java API Reference
Release 1.1

E49335-01


Package oracle.hadoop.balancer.examples.invindx

Class Summary
InvertedIndex Container class for inverted index key, value and utilities types
InvertedIndex.InvertedIndexKey Key class for the inverted index application.
InvertedIndex.InvertedIndexKey.GroupingComparator This comparator compares only the key element (the word) of this composite key class.
InvertedIndex.InvertedIndexKey.SortingComparator This comparator extends the InvertedIndex.InvertedIndexKey.GroupingComparator and compares the value elements (location and offset) of this composite key.
InvertedIndex.InvertedIndexKey.WordPartitioner<V> Partition on the word's hashcode.
InvertedIndex.InvertedIndexValue Value class, contains the location of the word and its offset within that location.
InvertedIndex.InvertedIndexValue.Comparator A comparator for the value.
InvertedIndex.WordUtils This class contains word utilities like stop-word checking.
InvertedIndexMapred Inverted Index with Mapred API.
InvertedIndexMapred.InvertedIndexMapper Inverted Index mapper class for TextInputFormat and FileSplit This class uses the file name obtained from FileSplit as the location of the word, and the value of the LongWritable key of TextInputFormat as the offset of the word in that file.
InvertedIndexMapred.InvertedIndexReducer The inverted index reducer class for mapred API
InvertedIndexMapreduce Inverted Index with Mapreduce API.
InvertedIndexMapreduce.InvertedIndexMapper Inverted Index mapper class for TextInputFormat and FileSplit This class uses the file name obtained from FileSplit as the location of the word, and the value of the LongWritable key of TextInputFormat as the offset of the word in that file.
InvertedIndexMapreduce.InvertedIndexReducer The inverted index reducer class for mapreduce API

 


Skip navigation links

Oracle® Big Data Appliance Perfect Balance Java API Reference
Release 1.1

E49335-01


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