org.apache.commons.vfs2.provider.zip

Class ZipFileProvider

java.lang.Object

org.apache.commons.vfs2.provider.AbstractVfsComponent

org.apache.commons.vfs2.provider.AbstractVfsContainer

org.apache.commons.vfs2.provider.AbstractFileProvider

org.apache.commons.vfs2.provider.AbstractLayeredFileProvider

org.apache.commons.vfs2.provider.zip.ZipFileProvider

All Implemented Interfaces:

FileProvider, VfsComponent

Direct Known Subclasses:

JarFileProvider

public class ZipFileProvider
extends AbstractLayeredFileProvider

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

Field Summary

Fields

Modifier and Type	Field and Description
protected static java.util.Collection<Capability>	capabilities The list of capabilities this provider supports

Constructor Summary

Constructors

Constructor and Description
ZipFileProvider()

Method Summary

Modifier and Type	Method and Description
protected FileSystem	doCreateFileSystem(java.lang.String scheme, FileObject file, FileSystemOptions fileSystemOptions) Creates a layered file system.
java.util.Collection<Capability>	getCapabilities() Gets the file system capabilities.
FileSystemConfigBuilder	getConfigBuilder() Return config builder.

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

createFileSystem, findFile

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

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

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

addComponent, removeComponent

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

Field Detail

capabilities

protected static final java.util.Collection<Capability> capabilities

The list of capabilities this provider supports

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.

fileSystemOptions - options for new and underlying file systems.

Returns:

The file system.

Throws:

FileSystemException - if the file system cannot be created.

getCapabilities

public java.util.Collection<Capability> getCapabilities()

Description copied from interface: FileProvider

Gets the file system capabilities.

These are the same as on the file system, but available before the first file system was instanciated.

Returns:

a Collection of the file systems Capabilities.

getConfigBuilder

public FileSystemConfigBuilder getConfigBuilder()

Return config builder.

Specified by:

getConfigBuilder in interface FileProvider

Overrides:

getConfigBuilder in class AbstractFileProvider

Returns:

A config builder for ZipFileProvider.

See Also:

AbstractFileProvider.getConfigBuilder()