import java.io.IOException; import java.io.PrintWriter; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; public class Aisatsu extends HttpServlet { @Override public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException { response.setContentType("text/html; charset=Windows-31J"); PrintWriter out = response.getWriter(); out.println(""); request.setCharacterEncoding("Windows-31J"); String family = request.getParameter("family"); String given = request.getParameter("given"); out.printf("こんにちは,%s %s!%n", family, given); out.println(""); out.close(); } }