org.apache.lucene.mockfile

Class LeakFS

java.lang.Object

java.nio.file.spi.FileSystemProvider

org.apache.lucene.mockfile.FilterFileSystemProvider

org.apache.lucene.mockfile.HandleTrackingFS

org.apache.lucene.mockfile.LeakFS

public class LeakFS
extends HandleTrackingFS

FileSystem that tracks open handles.

When FileSystem.close() is called, this class will throw an exception if any file handles are still open.

Field Summary

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

delegate, fileSystem, scheme

Constructor Summary

Constructors

Constructor and Description
LeakFS(FileSystem delegate) Create a new instance, tracking file handle leaks for the specified delegate filesystem.

Method Summary

Modifier and Type	Method and Description
void	onClose() Override to trigger some behavior when the filesystem is closed.
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, 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

LeakFS

public LeakFS(FileSystem delegate)

Create a new instance, tracking file handle leaks for the specified delegate filesystem.

Parameters:

delegate - delegate filesystem to wrap.

Method Detail

onOpen

protected void onOpen(Path path,
                      Object stream)

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.

onClose

protected void onClose(Path path,
                       Object stream)

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.

onClose

public void onClose()

Description copied from class: FilterFileSystemProvider

Override to trigger some behavior when the filesystem is closed.

This is always called for each FilterFileSystemProvider in the chain.

Overrides:

onClose in class FilterFileSystemProvider