How to pass JavaScript typed arrays to Java applet through LiveConnect?

I'm trying to pass ArrayBuffer to Java applet, but cannot guess how to do it. It's pretty easy to ha开发者_如何转开发ndle standard JS arrays and they work fine for Sun's plugin (not for IcedTea). I can pass ArrayBuffer as Object or JSObject, but can't get to the array's data.

Any ideas? Thanks.