org.apache.commons.vfs.provider.zip
Class ZipFileSystem

java.lang.Object
  org.apache.commons.vfs.provider.AbstractVfsComponent
      org.apache.commons.vfs.provider.AbstractFileSystem
          org.apache.commons.vfs.provider.zip.ZipFileSystem

All Implemented Interfaces:

FileSystem, VfsComponent

Direct Known Subclasses:

JarFileSystem

public class ZipFileSystem

extends AbstractFileSystem

implements FileSystem

A read-only file system for Zip/Jar files.

Version:

$Revision: 484648 $ $Date: 2006-12-08 17:18:36 +0100 (Fr, 08 Dez 2006) $

Author:

Adam Murdoch

Constructor Summary

ZipFileSystem(FileName rootName, FileObject parentLayer, FileSystemOptions fileSystemOptions)

Method Summary

protected void	addCapabilities(Collection caps) Returns the capabilities of this file system.
protected FileObject	createFile(FileName name) Creates a file object.
protected ZipFile	createZipFile(File file)
protected ZipFileObject	createZipFileObject(FileName name, ZipEntry entry)
protected void	doCloseCommunicationLink() Close the underlaying link used to access the files
protected ZipFile	getZipFile()
void	init() Initialises this component.

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

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

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

getContext, getLogger, setContext, setLogger

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.commons.vfs.FileSystem

addJunction, addListener, getAttribute, getFileSystemManager, getFileSystemOptions, getLastModTimeAccuracy, getParentLayer, getRoot, getRootName, hasCapability, removeJunction, removeListener, replicateFile, resolveFile, resolveFile, setAttribute

Constructor Detail

ZipFileSystem

public ZipFileSystem(FileName rootName,
                     FileObject parentLayer,
                     FileSystemOptions fileSystemOptions)
              throws FileSystemException

Method Detail

init

public void init()
          throws FileSystemException

Description copied from class: AbstractFileSystem

Initialises this component.

Specified by:

init in interface VfsComponent

Overrides:

init in class AbstractFileSystem

Throws:

FileSystemException

getZipFile

protected ZipFile getZipFile()
                      throws FileSystemException

Throws:

FileSystemException

createZipFileObject

protected ZipFileObject createZipFileObject(FileName name,
                                            ZipEntry entry)
                                     throws FileSystemException

Throws:

FileSystemException

createZipFile

protected ZipFile createZipFile(File file)
                         throws FileSystemException

Throws:

FileSystemException

doCloseCommunicationLink

protected void doCloseCommunicationLink()

Description copied from class: AbstractFileSystem

Close the underlaying link used to access the files

Overrides:

doCloseCommunicationLink in class AbstractFileSystem

addCapabilities

protected void addCapabilities(Collection caps)

Returns the capabilities of this file system.

Specified by:

addCapabilities in class AbstractFileSystem

createFile

protected FileObject createFile(FileName name)
                         throws FileSystemException

Creates a file object.

Specified by:

createFile in class AbstractFileSystem

Throws:

FileSystemException