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	closeForWriting() Deprecated. Use closeWriter() to really release the index or flushWriter() to optimize it but leave it open for writing. The writer index is no longer close by this call.
void	closeForWriting(boolean optimize) Deprecated. Use closeWriter() to really release the index or flushWriter() to optimize it but leave it open for writing.
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

closeForWriting

public void closeForWriting()

Deprecated. Use closeWriter() to really release the index or flushWriter() to optimize it but leave it open for writing. The writer index is no longer close by this call.

Finish indexing (optimizes the index)

Specified by:

closeForWriting in interface IndexBuilder

closeForWriting

public void closeForWriting(boolean optimize)

Deprecated. Use closeWriter() to really release the index or flushWriter() to optimize it but leave it open for writing.

Finish indexing, optionally optimizing the index

Parameters:

optimize -

getIndex

public IndexLARQ getIndex()

Get a search index used by LARQ.

Specified by:

getIndex in interface IndexBuilder