Package org.terrier.realtime.memory.fields

Class MemoryFieldsInvertedIndex

java.lang.Object

org.terrier.realtime.memory.MemoryInvertedIndex

org.terrier.realtime.memory.fields.MemoryFieldsInvertedIndex

All Implemented Interfaces:

java.io.Closeable, java.io.Serializable, java.lang.AutoCloseable, PostingIndex<MemoryPointer>

public class MemoryFieldsInvertedIndex
extends MemoryInvertedIndex

Postings list (non-compressed) (fields).

Since:

4.0

Author:

Stuart Mackie

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.terrier.realtime.memory.MemoryInvertedIndex

MemoryInvertedIndex.BasicMemoryPostingList, MemoryInvertedIndex.InvertedIterator

Field Summary

Fields inherited from class org.terrier.realtime.memory.MemoryInvertedIndex

doi, lex, postings

Constructor Summary

Constructors

Constructor	Description
MemoryFieldsInvertedIndex(Lexicon<java.lang.String> lexicon, DocumentIndex docindex)	Constructor.

Method Summary

Modifier and Type	Method	Description
void	add(int termid, int docid, int freq, int[] fields)	Insert/update posting (docid,freq,(fields)).
void	close()
IterablePosting	getPostings(Pointer _termid)	Returns the posting iterator given a pointer.

Methods inherited from class org.terrier.realtime.memory.MemoryInvertedIndex

add, addOrUpdate, getDoi, iterator, remove, setDoi

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MemoryFieldsInvertedIndex

public MemoryFieldsInvertedIndex(Lexicon<java.lang.String> lexicon,
                                 DocumentIndex docindex)

Constructor.

Method Detail

close

public void close()

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Overrides:

close in class MemoryInvertedIndex

add

public void add(int termid,
                int docid,
                int freq,
                int[] fields)

Insert/update posting (docid,freq,(fields)).

getPostings

public IterablePosting getPostings(Pointer _termid)
                            throws java.io.IOException

Returns the posting iterator given a pointer.

Specified by:

getPostings in interface PostingIndex<MemoryPointer>

Overrides:

getPostings in class MemoryInvertedIndex

Returns:

the posting iterator given a pointer.

Throws:

java.io.IOException