com.sptci.prevayler
Class IndexCloser

java.lang.Object
  java.lang.Thread
      com.sptci.prevayler.IndexCloser

All Implemented Interfaces:

Runnable

 class IndexCloser
extends Thread

A thread used to close an IndexReader and its associated IndexSearcher after all references to the index reader have been cleared.

© Copyright 2008 Sans Pareil Technologies, Inc.

Version:

$Id: IndexCloser.java 22 2008-11-24 19:04:25Z sptrakesh $

Author:

Rakesh 2008-11-20

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

private org.apache.lucene.index.IndexReader	reader The index reader that is to be closed.
private org.apache.lucene.search.IndexSearcher	searcher The index search to be closed after the reader is closed.

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

IndexCloser(org.apache.lucene.index.IndexReader reader, org.apache.lucene.search.IndexSearcher searcher)
Create a new index closer to close the specified reader and searchers.

Method Summary

private void	checkClosed() Loop through until the reader has been closed.
private void	closeReader() Close the reader instance.
private void	closeSearcher() Close the searcher instance.
void	run() Close the index reader and then sleep until the reader has really been closed.

Methods inherited from class java.lang.Thread

activeCount, checkAccess, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Field Detail

reader

private final org.apache.lucene.index.IndexReader reader

The index reader that is to be closed.

searcher

private final org.apache.lucene.search.IndexSearcher searcher

The index search to be closed after the reader is closed.

Constructor Detail

IndexCloser

IndexCloser(org.apache.lucene.index.IndexReader reader,
            org.apache.lucene.search.IndexSearcher searcher)

Create a new index closer to close the specified reader and searchers.

Parameters:

reader - The reader instance to close.

searcher - The searcher instance to close.

Method Detail

run

public void run()

Close the index reader and then sleep until the reader has really been closed. Once closed close the searcher as well.

Specified by:

run in interface Runnable

Overrides:

run in class Thread

See Also:

closeReader(), checkClosed()

closeReader

private void closeReader()

Close the reader instance.

checkClosed

private void checkClosed()

Loop through until the reader has been closed.

closeSearcher

private void closeSearcher()

Close the searcher instance.