Package com.twelvemonkeys.net

Class MIMEUtil

java.lang.Object
com.twelvemonkeys.net.MIMEUtil
public final class MIMEUtil extends Object
Contains mappings from file extension to mime-types and from mime-type to file-types.
Version:
$Id: //depot/branches/personal/haraldk/twelvemonkeys/release-2/twelvemonkeys-core/src/main/java/com/twelvemonkeys/net/MIMEUtil.java#5 $
See Also:

  • Field Details

  • Constructor Details

    • MIMEUtil

      private MIMEUtil()

  • Method Details

    • getMIMEType

      public static String getMIMEType(String pFileExt)
      Returns the default MIME type for the given file extension.
      Parameters:
      pFileExt - the file extension
      Returns:
      a String containing the MIME type, or null if there are no known MIME types for the given file extension.

    • getMIMETypes

      public static List<String> getMIMETypes(String pFileExt)
      Returns all MIME types for the given file extension.
      Parameters:
      pFileExt - the file extension
      Returns:
      a List of Strings containing the MIME types, or an empty list, if there are no known MIME types for the given file extension.

    • getMIMETypeMappings

      public static Map<String,List<String>> getMIMETypeMappings()
      Returns an unmodifiabale Map view of the extension to MIME mapping, to use as the default mapping in client applications.
      Returns:
      an unmodifiabale Map view of the extension to MIME mapping.

    • getExtension

      public static String getExtension(String pMIME)
      Returns the default file extension for the given MIME type. Specifying a wildcard type will return null.
      Parameters:
      pMIME - the MIME type
      Returns:
      a String containing the file extension, or null if there are no known file extensions for the given MIME type.

    • getExtensions

      public static List<String> getExtensions(String pMIME)
      Returns all file extension for the given MIME type. The default extension will be the first in the list. Note that no specific order is given for wildcard types (image/*, */* etc).
      Parameters:
      pMIME - the MIME type
      Returns:
      a List of Strings containing the MIME types, or an empty list, if there are no known file extensions for the given MIME type.

    • getExtensionForWildcard

      private static List<String> getExtensionForWildcard(String pMIME)

    • getExtensionMappings

      public static Map<String,List<String>> getExtensionMappings()
      Returns an unmodifiabale Map view of the MIME to extension mapping, to use as the default mapping in client applications.
      Returns:
      an unmodifiabale Map view of the MIME to extension mapping.

    • includes

      static boolean includes(String pTypeFamily, String pType)
      Tests wehter the type is a subtype of the type family.
      Parameters:
      pTypeFamily - the MIME type family (image/*, *&#47;*, etc)
      pType - the MIME type
      Returns:
      true if pType is a subtype of pTypeFamily, otherwise false

    • bareMIME

      public static String bareMIME(String pMIME)
      Removes any charset or extra info from the mime-type string (anything after a semicolon, ;, inclusive).
      Parameters:
      pMIME - the mime-type string
      Returns:
      the bare mime-type

    • maskNull

      private static List<String> maskNull(List<String> pTypes)

    • main

      public static void main(String[] pArgs)
      For debugging. Prints all known MIME types and file extensions.
      Parameters:
      pArgs - command line arguments