Obtains a MIDI sequence from the specified URL. The URL must point to valid MIDI file data for a file type recognized by the system.

This operation can only succeed for files of a type which can be parsed by an installed file reader. It may fail with an InvalidMidiDataException even for valid files if no compatible file reader is installed. It will also fail with an InvalidMidiDataException if a compatible file reader is installed, but encounters errors while constructing the Sequence object from the file data.

Parameters:

url

the URL from which the Sequence should be constructed

Returns:  a Sequence object based on the MIDI file data pointed to by the URL

Exceptions:

InvalidMidiDataException		if the URL does not point to valid MIDI file data recognized by the system
IOException		if an I/O exception occurs while accessing the URL