Package com.semedy.reasoner.symboltable.index

Class TextIndex

java.lang.Object

com.semedy.reasoner.symboltable.index.TextIndex

All Implemented Interfaces:

SymbolTableIndex, Closeable, AutoCloseable

public class TextIndex
extends Object
implements SymbolTableIndex

Full text index for a symbol table.

Author:

Juergen Angele

Constructor Summary

Constructors

Constructor	Description
TextIndex(String edbDir)

Method Summary

Modifier and Type	Method	Description
void	addSymbol(Object symbol, long code)
void	close()
void	open()
void	recreateIndex(SymbolTable symbols, ExtensionalDB edb)	recreate whole text index
SearchResult	search(Object expression)
void	transactionBegin()
void	transactionCommit()
void	transactionRollback()

Methods inherited from class java.lang.Object

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

Constructor Details

TextIndex

public TextIndex(String edbDir)
          throws IOException

Throws:

IOException

Method Details

transactionBegin

public void transactionBegin()

Specified by:

transactionBegin in interface SymbolTableIndex

transactionRollback

public void transactionRollback()
                         throws IOException

Specified by:

transactionRollback in interface SymbolTableIndex

Throws:

IOException

transactionCommit

public void transactionCommit()
                       throws IOException

Specified by:

transactionCommit in interface SymbolTableIndex

Throws:

IOException

open

public void open()
          throws IOException

Throws:

IOException

search

public SearchResult search(Object expression)
                    throws IOException,
org.apache.lucene.queryparser.classic.ParseException

Specified by:

search in interface SymbolTableIndex

Throws:

IOException

org.apache.lucene.queryparser.classic.ParseException

addSymbol

public void addSymbol(Object symbol,
 long code)
               throws IOException

Specified by:

addSymbol in interface SymbolTableIndex

Throws:

IOException

recreateIndex

public void recreateIndex(SymbolTable symbols,
 ExtensionalDB edb)
                   throws SemReasonerException,
IOException

recreate whole text index

Parameters:

symbols -

edb -

Throws:

SemReasonerException

IOException

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in interface SymbolTableIndex