/**
* Get the launcher for a given file name, which may or may not represent an existing file. The name can also simply be the extension of a file (including the '.').
*/
public static FileTypeLauncher getLauncher(String fileName) {
INativeFileTypeLauncher launcher = fileTypeLauncherStatic.getLauncher(fileName);
return launcher == null? null: new FileTypeLauncher(launcher);
}