This interface defines a single method that is called to obtain the MIME type of a file based on the name of the file. The fileNameMap field of the URLConnection class refers to an object that implements this interface. The filename-to-file-type map it implements is used by the static URLConnection.guessContentTypeFromName( ) method. public interface FileNameMap { // Public Instance Methods String getContentTypeFor (String fileName ); } Passed ToURLConnection.setFileNameMap( ) Returned ByURLConnection.getFileNameMap( ) |