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added in API level 1

MimeTypeMap

public class MimeTypeMap
extends Object

java.lang.Object
   ↳ android.webkit.MimeTypeMap


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

See also URLConnection.guessContentTypeFromName(String) and URLConnection.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 if 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.

Inherited methods

Public methods

getExtensionFromMimeType

added in API level 1
public String getExtensionFromMimeType (String mimeType)

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 if there is none.

getFileExtensionFromUrl

added in API level 1
public static String getFileExtensionFromUrl (String url)

Returns the file extension or an empty string if 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.

getMimeTypeFromExtension

added in API level 1
public String getMimeTypeFromExtension (String extension)

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 if there is none.

getSingleton

added in API level 1
public static MimeTypeMap getSingleton ()

Get the singleton instance of MimeTypeMap.

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

hasExtension

added in API level 1
public boolean hasExtension (String extension)

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

Parameters
extension String: A file extension without the leading '.'

Returns
boolean true if there is an extension entry in the map.

hasMimeType

added in API level 1
public boolean hasMimeType (String mimeType)

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 if there is a mimeType entry in the map.