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See:
Description
Class Summary | |
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BitPostingIndexInputFormat | An InputFormat, i.e. |
CollectionRecordReader<SPLITTYPE extends PositionAwareSplit<?>> | An abstract RecordReader class which provides methods to read a collection within the Hadoop framework. |
FileCollectionRecordReader | Record Reader for Hadoop Indexing. |
FileSplit | An instance of org.apache.hadoop.mapred.FileSplit that provides a default constructor. |
HadoopRunIteratorFactory | Creates a new Iterator over runs which can be used within the Hadoop framework. |
HadoopRunPostingIterator | This class allows the iteration of over a postings within a run within the Hadoop framwork. |
HadoopRunsMerger | This is the main merger class for Hadoop runs. |
HadoopRunWriter | RunWriter for the MapReduce indexer. |
IDComparator | Compares String objects. |
Inv2DirectMultiReduce | This class inverts an inverted index into a direct index, making use of a single MapReduce job. |
Inv2DirectMultiReduce.ByDocidPartitioner<K> | Partitioner partitioning by docid |
Inv2DirectMultiReduce.ByDocidPartitionerPosting | Partitioner partitioning by docid |
Inv2DirectMultiReduce.Inv2DirectMultiReduceJob | This class performs contains setup for the MR job. |
MapData | Storage class for information about each Map. |
MapEmittedPostingList | Sub-Class of WritableByteArray, i.e. |
MultiFileCollectionInputFormat | Input Format Class for Hadoop Indexing. |
MultiFileSplit | An instance of org.apache.hadoop.mapred.MultiFileSplit that provides a default constructor. |
PositionAwareSplit<T extends InputSplit> | An InputSplit, i.e. |
SplitAwareWrapper<T> | Ironically a wrapper around a wrapper. |
SplitEmittedTerm | Represents a Term key used during MapReduce Indexing. |
SplitEmittedTerm.SETPartitioner | Partitions SplitEmittedTerms by split that they came from. |
SplitEmittedTerm.SETPartitionerLowercaseAlphaTerm | Partitions SplitEmittedTerms by term. |
SplitEmittedTerm.SETRawComparatorTerm | Sorter by term only |
SplitEmittedTerm.SETRawComparatorTermSplitFlush | A comparator for comparing different split emitted terms. |
WritableByteArray | Represents a Writable Posting List. |
Provides classes implemeting the Hadoop MapReduce indexing in Terrier.
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