package hello; import java.io.*; import java.nio.charset.Charset; import javax.servlet.*; import javax.servlet.http.*; public class PlaintextServlet extends HttpServlet { private static final Charset utf8 = Charset.forName("UTF-8"); private static final byte[] HELLO_WORLD = "Hello, World!".getBytes(utf8); @Override protected void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException { res.setContentType("text/plain"); res.getOutputStream().write(HELLO_WORLD); } }