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

java.lang.Object
  org.apache.commons.vfs.provider.AbstractVfsComponent
      org.apache.commons.vfs.provider.AbstractVfsContainer
          org.apache.commons.vfs.provider.AbstractFileProvider
              org.apache.commons.vfs.provider.AbstractLayeredFileProvider
                  org.apache.commons.vfs.provider.zip.ZipFileProvider

All Implemented Interfaces:

FileProvider, VfsComponent

Direct Known Subclasses:

JarFileProvider

public class ZipFileProvider
extends AbstractLayeredFileProvider
implements FileProvider

A file system provider for Zip files. Provides read-only file systems.

Version:

$Revision: 480428 $ $Date: 2006-11-29 07:15:24 +0100 (Mi, 29 Nov 2006) $

Author:

Adam Murdoch

Field Summary

protected static java.util.Collection

capabilities

Constructor Summary

ZipFileProvider()

Method Summary

protected FileSystem	doCreateFileSystem(java.lang.String scheme, FileObject file, FileSystemOptions fileSystemOptions) Creates a layered file system.
java.util.Collection	getCapabilities() Get the filesystem capabilities. These are the same as on the filesystem, but available before the first filesystem was instanciated.

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

createFileSystem, findFile

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

addFileSystem, close, closeFileSystem, findFileSystem, freeUnusedResources, getConfigBuilder, getFileNameParser, parseUri, setFileNameParser

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

addComponent, removeComponent

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

getContext, getLogger, init, 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.provider.FileProvider

createFileSystem, findFile, getConfigBuilder, parseUri

Field Detail

capabilities

protected static final java.util.Collection capabilities

Constructor Detail

ZipFileProvider

public ZipFileProvider()

Method Detail

doCreateFileSystem

protected FileSystem doCreateFileSystem(java.lang.String scheme,
                                        FileObject file,
                                        FileSystemOptions fileSystemOptions)
                                 throws FileSystemException

Creates a layered file system. This method is called if the file system is not cached.

Specified by:

doCreateFileSystem in class AbstractLayeredFileProvider

Parameters:

scheme - The URI scheme.

file - The file to create the file system on top of.

Returns:

The file system.

Throws:

FileSystemException

getCapabilities

public java.util.Collection getCapabilities()

Description copied from interface: FileProvider

Get the filesystem capabilities.
These are the same as on the filesystem, but available before the first filesystem was instanciated.

Specified by:

getCapabilities in interface FileProvider