com.hp.hpl.jena.query.larq
Class IndexBuilderBase

java.lang.Object
  com.hp.hpl.jena.query.larq.IndexBuilderBase

All Implemented Interfaces:

IndexBuilder

Direct Known Subclasses:

IndexBuilderNode

public class IndexBuilderBase
extends java.lang.Object
implements IndexBuilder

Root class for index creation.

Author:

Andy Seaborne

Constructor Summary

IndexBuilderBase()
Create an in-memory index

IndexBuilderBase(java.io.File fileDir)
Create an on-disk index

IndexBuilderBase(org.apache.lucene.index.IndexWriter existingWriter)
Manage a Lucene index that has already been created

IndexBuilderBase(java.lang.String fileDir)
Create an on-disk index

Method Summary

void	closeWriter() Close the writing index permanently.
void	closeWriter(boolean optimize) Close the writing index permanently.
void	flushWriter() Flush index - does a Lucene optimize
IndexLARQ	getIndex() Get a search index used by LARQ

Methods inherited from class java.lang.Object

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

Constructor Detail

IndexBuilderBase

public IndexBuilderBase()

Create an in-memory index

IndexBuilderBase

public IndexBuilderBase(org.apache.lucene.index.IndexWriter existingWriter)

Manage a Lucene index that has already been created

IndexBuilderBase

public IndexBuilderBase(java.io.File fileDir)

Create an on-disk index

IndexBuilderBase

public IndexBuilderBase(java.lang.String fileDir)

Create an on-disk index

Method Detail

closeWriter

public void closeWriter()

Close the writing index permanently. Optimizes the index.

Specified by:

closeWriter in interface IndexBuilder

closeWriter

public void closeWriter(boolean optimize)

Close the writing index permanently.

Parameters:

optimize - Run Lucene optimize on the index before closing.

flushWriter

public void flushWriter()

Description copied from interface: IndexBuilder

Flush index - does a Lucene optimize

Specified by:

flushWriter in interface IndexBuilder

getIndex

public IndexLARQ getIndex()

Get a search index used by LARQ

Specified by:

getIndex in interface IndexBuilder