import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class LoginServlet extends HttpServlet {

	@Override
	protected void doPost(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		// 文字設定系
		request.setCharacterEncoding("Windows-31J");
		response.setContentType("text/html; charset=Windows-31J");
		PrintWriter out = response.getWriter();

		String username = request.getParameter("username");
		String password = request.getParameter("password");

		// 無入力は、""と等しい
		if (username.equals("") 
		|| password.length()==0) {
			out.println("<FONT COLOR=red>入力値を確認してください。</FONT>");
		} else {
			out.println("ユーザ名：" + username);
			out.println("<BR>");
			out.println("パスワード：" + password);
		}

	}//doPost()

}//class