Package org.apache.bookkeeper.bookie

Class FileInfoBackingCache

java.lang.Object

org.apache.bookkeeper.bookie.FileInfoBackingCache

class FileInfoBackingCache
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) class	FileInfoBackingCache.CachedFileInfo
(package private) static interface	FileInfoBackingCache.FileLoader

Field Summary

Fields

Modifier and Type	Field	Description
(package private) static final int	DEAD_REF
(package private) final ConcurrentLongHashMap<FileInfoBackingCache.CachedFileInfo>	fileInfos
(package private) final int	fileInfoVersionToWrite
(package private) final FileInfoBackingCache.FileLoader	fileLoader
(package private) final ReentrantReadWriteLock	lock

Constructor Summary

Constructors

Constructor	Description
FileInfoBackingCache(FileInfoBackingCache.FileLoader fileLoader, int fileInfoVersionToWrite)

Method Summary

Modifier and Type	Method	Description
(package private) void	closeAllWithoutFlushing()
(package private) FileInfoBackingCache.CachedFileInfo	loadFileInfo(long ledgerId, byte[] masterKey)

Methods inherited from class java.lang.Object

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

Field Details

DEAD_REF

static final int DEAD_REF

See Also:

• Constant Field Values

lock

final ReentrantReadWriteLock lock

fileInfos

final ConcurrentLongHashMap<FileInfoBackingCache.CachedFileInfo> fileInfos

fileLoader

final FileInfoBackingCache.FileLoader fileLoader

fileInfoVersionToWrite

final int fileInfoVersionToWrite

Constructor Details

FileInfoBackingCache

FileInfoBackingCache(FileInfoBackingCache.FileLoader fileLoader,
 int fileInfoVersionToWrite)

Method Details

loadFileInfo

FileInfoBackingCache.CachedFileInfo loadFileInfo(long ledgerId,
 byte[] masterKey)
                                          throws IOException

Throws:

IOException

closeAllWithoutFlushing

void closeAllWithoutFlushing()
                      throws IOException

Throws:

IOException