Help me on Java Sound!

I am using JMF framework to set Buffer Length but it appear an error , Here is my code!

Manager.createRealizedProcessor(captureNTranscodeModel);// Tao doi tuong xu ly.

BufferControl bc = (BufferControl)captureNTranscodeProcessor.getControl("javax.media.control.BufferControl");

bc.setBufferLength(100);

bc.setEnabledThreshold(true);

bc.setMinimumThreshold(100);

captureNTranscodeProcessor.addControllerListener(this);// Lang nghe doi tuong xu ly, neu xu ly xong thi lay du lieu.

The error appear at bc.setBufferLength ...? Maybe i dont know declaire it, plz help me to correct it, Thanks a lot!

[804 byte] By [ecard104a] at [2007-11-27 6:18:40]
# 1
So what's the error?
-Kayaman-a at 2007-7-12 17:32:42 > top of Java-index,Java Essentials,Java Programming...
# 2
i can't hear him.
prob.not.sola at 2007-7-12 17:32:42 > top of Java-index,Java Essentials,Java Programming...
# 3
Sorry for the first post, Here is my error!Syntax error on token(s), misplaced construct(s)Syntax error on token "100"...
ecard104a at 2007-7-12 17:32:42 > top of Java-index,Java Essentials,Java Programming...