http://stackoverflow.com/questions/8589645/how-to-determine-mime-type-of-file-in-android
MimeTypeMap.getFileExtensionFromUrl(url)
or mime type
public static String getMimeType(String url) { String type = null; String extension = MimeTypeMap.getFileExtensionFromUrl(url); if (extension != null) { MimeTypeMap mime = MimeTypeMap.getSingleton(); type = mime.getMimeTypeFromExtension(extension); } return type; }