org.hibernate.search.reader
Class SharingBufferReaderProvider.PerDirectoryLatestReader

java.lang.Object
  org.hibernate.search.reader.SharingBufferReaderProvider.PerDirectoryLatestReader

Enclosing class:

SharingBufferReaderProvider

protected final class SharingBufferReaderProvider.PerDirectoryLatestReader
extends java.lang.Object

An instance for each DirectoryProvider, establishing the association between "current" ReaderUsagePair for a DirectoryProvider and it's lock.

Field Summary

SharingBufferReaderProvider.ReaderUsagePair

current Reference to the most current IndexReader for a DirectoryProvider; guarded by lockOnReplaceCurrent;

Constructor Summary

SharingBufferReaderProvider.PerDirectoryLatestReader(org.apache.lucene.store.Directory directory)

Method Summary

org.apache.lucene.index.IndexReader

refreshAndGet() Gets an updated IndexReader for the current Directory; the index status will be checked.

Methods inherited from class java.lang.Object

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

Field Detail

current

public SharingBufferReaderProvider.ReaderUsagePair current

Reference to the most current IndexReader for a DirectoryProvider; guarded by lockOnReplaceCurrent;

Constructor Detail

SharingBufferReaderProvider.PerDirectoryLatestReader

public SharingBufferReaderProvider.PerDirectoryLatestReader(org.apache.lucene.store.Directory directory)
                                                     throws java.io.IOException

Parameters:

directory - The Directory for which we manage the IndexReader.

Throws:

java.io.IOException - when the index initialization fails.

Method Detail

refreshAndGet

public org.apache.lucene.index.IndexReader refreshAndGet()

Gets an updated IndexReader for the current Directory; the index status will be checked.

Returns:

the current IndexReader if it's in sync with underlying index, a new one otherwise.