Android APIs
public class

MimeTypeMap

extends Object
java.lang.Object
   ↳ android.webkit.MimeTypeMap

Class Overview

Two-way map that maps MIME-types to file extensions and vice versa.

See also guessContentTypeFromName(String) and guessContentTypeFromStream(InputStream). This class and URLConnection share the same MIME-type database.

Summary

Public Methods
String getExtensionFromMimeType(String mimeType)
Return the registered extension for the given MIME type.
static String getFileExtensionFromUrl(String url)
Returns the file extension or an empty string iff there is no extension.
String getMimeTypeFromExtension(String extension)
Return the MIME type for the given extension.
static MimeTypeMap getSingleton()
Get the singleton instance of MimeTypeMap.
boolean hasExtension(String extension)
Return true if the given extension has a registered MIME type.
boolean hasMimeType(String mimeType)
Return true if the given MIME type has an entry in the map.
[Expand]
Inherited Methods
From class java.lang.Object

Public Methods

public String getExtensionFromMimeType (String mimeType)

Added in API level 1

Return the registered extension for the given MIME type. Note that some MIME types map to multiple extensions. This call will return the most common extension for the given MIME type.

Parameters
mimeType String: A MIME type (i.e. text/plain)
Returns
String The extension for the given MIME type or null iff there is none.

public static String getFileExtensionFromUrl (String url)

Added in API level 1

Returns the file extension or an empty string iff there is no extension. This method is a convenience method for obtaining the extension of a url and has undefined results for other Strings.

Returns
String The file extension of the given url.

public String getMimeTypeFromExtension (String extension)

Added in API level 1

Return the MIME type for the given extension.

Parameters
extension String: A file extension without the leading '.'
Returns
String The MIME type for the given extension or null iff there is none.

public static MimeTypeMap getSingleton ()

Added in API level 1

Get the singleton instance of MimeTypeMap.

Returns
MimeTypeMap The singleton instance of the MIME-type map.

public boolean hasExtension (String extension)

Added in API level 1

Return true if the given extension has a registered MIME type.

Parameters
extension String: A file extension without the leading '.'
Returns
boolean True iff there is an extension entry in the map.

public boolean hasMimeType (String mimeType)

Added in API level 1

Return true if the given MIME type has an entry in the map.

Parameters
mimeType String: A MIME type (i.e. text/plain)
Returns
boolean True iff there is a mimeType entry in the map.