[Biojava-l] how to set the “token” parameter?

[zt_2003]

I had made a custum alphabet und.but when I call the function:  System.out.println("22222222---"+und.getTokenization("token"));give such error: There is no tokenization 'token' defined in alphabet UND. und.getTokenization("default")) ot und.getTokenization("name")) is ok. And I can't find any api to set the tokenization 'token',how to do it?