Thai language Locale Setting problem in the android

I have some problem of localization.I have some content which have both Thai and english. when i run in the android2.1 Thai language show as Boxes. so have set that Thai language as locale in my activity as below

Locale local=new Locale("th","TH"); Locale.setDefault(locale);

Which is working in the Android2.3 but not working in the Android2.1. Please let 开发者_如何转开发me know where the mistake is? how can resolve this problem

By Akil

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Thai is not supported in 2.1

Android 2.1 Platform notes