Package com.semedy.reasoner.edb.zdb

Class InvertedIndexShingles

java.lang.Object

com.semedy.reasoner.edb.zdb.InvertedIndexShingles

All Implemented Interfaces:

InvertedIndex

public class InvertedIndexShingles
extends Object
implements InvertedIndex

Author:

angele

Constructor Summary

Constructors

Constructor	Description
InvertedIndexShingles()

Method Summary

Modifier and Type	Method	Description
void	addTuple(String s, long code)	add a string to index
void	close()	close index
void	flush()	flushs index
boolean	remove(String s)	remove string from index
void	removeTuple(long objectCode, String value)	remove a term
Iterable<SearchResult>	search(String searchTerm, float similarity)	search for search term
Iterable<SearchResult>	search(String searchTerm, int maxDistance)	search for search term given a max distance
List<SearchResult>	seek(String s, double similarity)	search for string with a cos similarity >= similarity
void	transactionBegin()	begin transaction
void	transactionCommit()	commit transaction
void	transactionRollback()	rollback transaction

Methods inherited from class java.lang.Object

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

Constructor Details

InvertedIndexShingles

public InvertedIndexShingles()

Method Details

close

public void close()
           throws IOException

Description copied from interface: InvertedIndex

close index

Specified by:

close in interface InvertedIndex

Throws:

IOException

flush

public void flush()
           throws IOException

Description copied from interface: InvertedIndex

flushs index

Specified by:

flush in interface InvertedIndex

Throws:

IOException

transactionBegin

public void transactionBegin()

Description copied from interface: InvertedIndex

begin transaction

Specified by:

transactionBegin in interface InvertedIndex

transactionRollback

public void transactionRollback()
                         throws IOException

Description copied from interface: InvertedIndex

rollback transaction

Specified by:

transactionRollback in interface InvertedIndex

Throws:

IOException

transactionCommit

public void transactionCommit()
                       throws IOException

Description copied from interface: InvertedIndex

commit transaction

Specified by:

transactionCommit in interface InvertedIndex

Throws:

IOException

search

public Iterable<SearchResult> search(String searchTerm,
 float similarity)
                              throws IOException

Description copied from interface: InvertedIndex

search for search term

Specified by:

search in interface InvertedIndex

Returns:

Throws:

IOException

search

public Iterable<SearchResult> search(String searchTerm,
 int maxDistance)
                              throws IOException

Description copied from interface: InvertedIndex

search for search term given a max distance

Specified by:

search in interface InvertedIndex

Returns:

Throws:

IOException

removeTuple

public void removeTuple(long objectCode,
 String value)
                 throws IOException

Description copied from interface: InvertedIndex

remove a term

Specified by:

removeTuple in interface InvertedIndex

Throws:

IOException

addTuple

public void addTuple(String s,
 long code)

add a string to index

Specified by:

addTuple in interface InvertedIndex

Parameters:

s -

remove

public boolean remove(String s)

remove string from index

Parameters:

s -

seek

public List<SearchResult> seek(String s,
 double similarity)

search for string with a cos similarity >= similarity

Parameters:

s -

similarity -

Returns: