org.apache.lucene.mockfile

Class HandleLimitFS

java.lang.Object

java.nio.file.spi.FileSystemProvider

org.apache.lucene.mockfile.FilterFileSystemProvider

org.apache.lucene.mockfile.HandleTrackingFS

org.apache.lucene.mockfile.HandleLimitFS

public class HandleLimitFS
extends HandleTrackingFS

FileSystem that throws exception if file handles in use exceeds a specified limit

Field Summary

Fields inherited from class org.apache.lucene.mockfile.FilterFileSystemProvider

delegate, fileSystem, scheme

Constructor Summary

Constructors

Constructor and Description
HandleLimitFS(FileSystem delegate, int limit) Create a new instance, limiting the maximum number of open files to limit

Method Summary

Modifier and Type	Method and Description
protected void	onClose(Path path, Object stream) Called when path is closed via stream.
protected void	onOpen(Path path, Object stream) Called when path is opened via stream.

Methods inherited from class org.apache.lucene.mockfile.HandleTrackingFS

newAsynchronousFileChannel, newByteChannel, newDirectoryStream, newFileChannel, newInputStream, newOutputStream

Methods inherited from class org.apache.lucene.mockfile.FilterFileSystemProvider

checkAccess, copy, createDirectory, createLink, createSymbolicLink, delete, deleteIfExists, getFileAttributeView, getFileStore, getFileSystem, getPath, getScheme, isHidden, isSameFile, move, newFileSystem, newFileSystem, onClose, readAttributes, readAttributes, readSymbolicLink, setAttribute, toDelegate, toString

Methods inherited from class java.nio.file.spi.FileSystemProvider

installedProviders

Methods inherited from class java.lang.Object

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

Constructor Detail

HandleLimitFS

public HandleLimitFS(FileSystem delegate,
                     int limit)

Create a new instance, limiting the maximum number of open files to limit

Parameters:

delegate - delegate filesystem to wrap.

limit - maximum number of open files.

Method Detail

onOpen

protected void onOpen(Path path,
                      Object stream)
               throws IOException

Description copied from class: HandleTrackingFS

Called when path is opened via stream.

Specified by:

onOpen in class HandleTrackingFS

Parameters:

path - Path that was opened

stream - Stream or Channel opened against the path.

Throws:

IOException - if an I/O error occurs.

onClose

protected void onClose(Path path,
                       Object stream)
                throws IOException

Description copied from class: HandleTrackingFS

Called when path is closed via stream.

Specified by:

onClose in class HandleTrackingFS

Parameters:

path - Path that was closed

stream - Stream or Channel closed against the path.

Throws:

IOException - if an I/O error occurs.