Package org.apache.commons.vfs2.provider.compressed

Class CompressedFileFileSystem

java.lang.Object

org.apache.commons.vfs2.provider.AbstractVfsComponent

org.apache.commons.vfs2.provider.AbstractFileSystem

org.apache.commons.vfs2.provider.compressed.CompressedFileFileSystem

All Implemented Interfaces:

Closeable, AutoCloseable, FileSystem, VfsComponent

Direct Known Subclasses:

Bzip2FileSystem, GzipFileSystem

public abstract class CompressedFileFileSystem
extends AbstractFileSystem

A read-only file system for compressed files.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	CompressedFileFileSystem(FileName rootName, FileObject parentLayer, FileSystemOptions fileSystemOptions)	Constructs a new instance.

Method Summary

Modifier and Type	Method	Description
protected abstract void	addCapabilities(Collection<Capability> caps)	Returns the capabilities of this file system.
protected abstract FileObject	createFile(AbstractFileName name)	Creates a file object.

Methods inherited from class org.apache.commons.vfs2.provider.AbstractFileSystem

addJunction, addListener, close, closeCommunicationLink, decorateFileObject, doCloseCommunicationLink, doReplicateFile, fireFileChanged, fireFileCreated, fireFileDeleted, getAttribute, getFileFromCache, getFileSystemManager, getFileSystemOptions, getLastModTimeAccuracy, getParentLayer, getRoot, getRootName, getRootURI, hasCapability, init, isOpen, isReleaseable, notifyAllStreamsClosed, putFileToCache, removeFileFromCache, removeJunction, removeListener, replicateFile, resolveFile, resolveFile, setAttribute

Methods inherited from class org.apache.commons.vfs2.provider.AbstractVfsComponent

getContext, getLogger, setContext, setLogger

Methods inherited from class java.lang.Object

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

Constructor Details

CompressedFileFileSystem

protected CompressedFileFileSystem(FileName rootName,
 FileObject parentLayer,
 FileSystemOptions fileSystemOptions)

Constructs a new instance.

Parameters:

rootName - The root file name of this file system.

parentLayer - The parent layer of this file system.

fileSystemOptions - Options to build this file system.

Method Details

addCapabilities

protected abstract void addCapabilities(Collection<Capability> caps)

Returns the capabilities of this file system.

Specified by:

addCapabilities in class AbstractFileSystem

Parameters:

caps - collections of Capabilities, can be immutable.

createFile

protected abstract FileObject createFile(AbstractFileName name)
                                  throws FileSystemException

Creates a file object.

Specified by:

createFile in class AbstractFileSystem

Parameters:

name - name referencing the new file.

Returns:

new created FileObject.

Throws:

FileSystemException