使用套接字读取行使用不同的charset-iso-8859-2形成mx

I'm trying to write simple application using sockets in Java to read only headers from mail server reading line by line. The problem is that sometimes mail subject has different charset ( iso-8859-2 ) and i can not display properly some special characters.What is the proper way to display special characters while using System.out.println("ńł") ? I know i have to use "String s.get bytes" but either way it does not work. Is there any possibility to display special characters properly. Maybe i'm doing something wrong ( i'm new to java ) but after spending almost a week checking out different codes i'm getting tired. Here's is the simple code from example testing application ( not original ):I'm trying to write simple application using so