org.apache.commons.vfs2.provider.http4

Class Http4FileProvider

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.AbstractOriginatingFileProvider

org.apache.commons.vfs2.provider.http4.Http4FileProvider

All Implemented Interfaces:

FileProvider, VfsComponent

Direct Known Subclasses:

Http4sFileProvider

public class Http4FileProvider
extends AbstractOriginatingFileProvider

FileProvider implementation using HttpComponents HttpClient library.

Constructor Summary

Constructors

Constructor and Description
Http4FileProvider() Constructs a new provider.

Method Summary

Modifier and Type	Method and Description
protected org.apache.http.client.HttpClient	createHttpClient(Http4FileSystemConfigBuilder builder, GenericFileName rootName, FileSystemOptions fileSystemOptions) Create an HttpClient object for an http4 file system.
protected org.apache.http.impl.client.HttpClientBuilder	createHttpClientBuilder(Http4FileSystemConfigBuilder builder, GenericFileName rootName, FileSystemOptions fileSystemOptions) Create an HttpClientBuilder object.
protected org.apache.http.client.protocol.HttpClientContext	createHttpClientContext(Http4FileSystemConfigBuilder builder, GenericFileName rootName, FileSystemOptions fileSystemOptions, UserAuthenticationData authData) Create an HttpClientContext object for an http4 file system.
protected SSLContext	createSSLContext(Http4FileSystemConfigBuilder builder, FileSystemOptions fileSystemOptions) Create SSLContext for HttpClient.
protected FileSystem	doCreateFileSystem(FileName name, FileSystemOptions fileSystemOptions) Creates a FileSystem.
Collection<Capability>	getCapabilities() Gets the file system capabilities.
FileSystemConfigBuilder	getConfigBuilder() Returns the FileSystemConfigBuidler.

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

findFile, findFile, getFileSystem

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

addFileSystem, close, closeFileSystem, createFileSystem, 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

Constructor Detail

Http4FileProvider

public Http4FileProvider()

Constructs a new provider.

Method Detail

getConfigBuilder

public FileSystemConfigBuilder getConfigBuilder()

Description copied from class: AbstractFileProvider

Returns the FileSystemConfigBuidler.

Specified by:

getConfigBuilder in interface FileProvider

Overrides:

getConfigBuilder in class AbstractFileProvider

Returns:

the FileSystemConfigBuilder.

getCapabilities

public 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.

doCreateFileSystem

protected FileSystem doCreateFileSystem(FileName name,
                                        FileSystemOptions fileSystemOptions)
                                 throws FileSystemException

Description copied from class: AbstractOriginatingFileProvider

Creates a FileSystem. If the returned FileSystem implements VfsComponent, it will be initialised.

Specified by:

doCreateFileSystem in class AbstractOriginatingFileProvider

Parameters:

name - The name of the root file of the file system to create.

fileSystemOptions - The FileSystem options.

Returns:

The FileSystem.

Throws:

FileSystemException - if an error occurs.

createHttpClient

protected org.apache.http.client.HttpClient createHttpClient(Http4FileSystemConfigBuilder builder,
                                                             GenericFileName rootName,
                                                             FileSystemOptions fileSystemOptions)
                                                      throws FileSystemException

Create an HttpClient object for an http4 file system.

Parameters:

builder - Configuration options builder for http4 provider

rootName - The root path

fileSystemOptions - The file system options

Returns:

an HttpClient object

Throws:

FileSystemException - if an error occurs.

createHttpClientBuilder

protected org.apache.http.impl.client.HttpClientBuilder createHttpClientBuilder(Http4FileSystemConfigBuilder builder,
                                                                                GenericFileName rootName,
                                                                                FileSystemOptions fileSystemOptions)
                                                                         throws FileSystemException

Create an HttpClientBuilder object. Invoked by createHttpClient(Http4FileSystemConfigBuilder, GenericFileName, FileSystemOptions).

Parameters:

builder - Configuration options builder for HTTP4 provider

rootName - The root path

fileSystemOptions - The FileSystem options

Returns:

an HttpClientBuilder object

Throws:

FileSystemException - if an error occurs

createSSLContext

protected SSLContext createSSLContext(Http4FileSystemConfigBuilder builder,
                                      FileSystemOptions fileSystemOptions)
                               throws FileSystemException

Create SSLContext for HttpClient. Invoked by createHttpClientBuilder(Http4FileSystemConfigBuilder, GenericFileName, FileSystemOptions).

Parameters:

builder - Configuration options builder for HTTP4 provider

fileSystemOptions - The FileSystem options

Returns:

a SSLContext for HttpClient

Throws:

FileSystemException - if an error occurs

createHttpClientContext

protected org.apache.http.client.protocol.HttpClientContext createHttpClientContext(Http4FileSystemConfigBuilder builder,
                                                                                    GenericFileName rootName,
                                                                                    FileSystemOptions fileSystemOptions,
                                                                                    UserAuthenticationData authData)
                                                                             throws FileSystemException

Create an HttpClientContext object for an http4 file system.

Parameters:

builder - Configuration options builder for http4 provider

rootName - The root path

fileSystemOptions - The FileSystem options

authData - The UserAuthentiationData object

Returns:

an HttpClientContext object

Throws:

FileSystemException - if an error occurs