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

Description

protected static final Collection<Capability>

capabilities

The list of capabilities this provider supports
Constructor Summary

Constructors

Constructor

Description

ZipFileProvider()
Method Summary

Modifier and Type

Method

Description

protected FileSystem

doCreateFileSystem(String scheme, FileObject file, FileSystemOptions fileSystemOptions)

Creates a layered file system.

Collection<Capability>

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.vfs2.provider.AbstractLayeredFileProvider
createFileSystem, findFile

Methods inherited from class org.apache.commons.vfs2.provider.AbstractFileProvider
addFileSystem, close, closeFileSystem, findFileSystem, freeUnusedResources, getConfigBuilder, 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 Details
- capabilities
  
  protected static final Collection<Capability> capabilities
  
  The list of capabilities this provider supports
Constructor Details
- ZipFileProvider
  
  public ZipFileProvider()
Method Details
- doCreateFileSystem
  
  protected FileSystem doCreateFileSystem(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 Collection<Capability> 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.
  
  Returns:
  
  a Collection of the file systems Capabilities.