Package org.apache.commons.vfs2.impl

Class FileTypeMap

java.lang.Object

org.apache.commons.vfs2.impl.FileTypeMap

final class FileTypeMap
extends Object

A helper class that determines the provider to use for a file.

Field Summary

Fields

Modifier and Type	Field	Description
private final Map<String,String>	extensionMap
private final Map<String,String>	mimeTypeMap

Constructor Summary

Constructors

Constructor	Description
FileTypeMap()

Method Summary

Modifier and Type	Method	Description
void	addExtension(String extension, String scheme)	Adds a file name extension mapping.
void	addMimeType(String mimeType, String scheme)	Adds a MIME type mapping.
void	clear()	Removes all extensions and scheme mappings.
String	getScheme(FileObject fileObject)	Gets the scheme for the provider of a layered file system.

Methods inherited from class java.lang.Object

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

Field Details

mimeTypeMap

private final Map<String,String> mimeTypeMap

extensionMap

private final Map<String,String> extensionMap

Constructor Details

FileTypeMap

FileTypeMap()

Method Details

addExtension

public void addExtension(String extension,
 String scheme)

Adds a file name extension mapping.

addMimeType

public void addMimeType(String mimeType,
 String scheme)

Adds a MIME type mapping.

clear

public void clear()

Removes all extensions and scheme mappings.

getScheme

public String getScheme(FileObject fileObject)
                 throws FileSystemException

Gets the scheme for the provider of a layered file system.

This will check the FileContentInfo or file extension.

Parameters:

fileObject - The file object to query.

Returns:

Scheme supporting the file type or null (if unknown).

Throws:

FileSystemException - if an error occurs.