out.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
out.println("<HTML>");
out.println(" <HEAD><TITLE>A Servlet</TITLE></HEAD>");
*/
public void init() throws ServletException {
// Put your code here
}
}
User部分：
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
*/
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
User newUser = new User();
erName = request.getParameter("ID_USER");
doGet(request, response);
}
/**
* Initialization of the servlet. <br>
*
* @throws ServletException if an error occurs
*/
public void init() throws ServletException {
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class Login extends HttpServlet {
import java.sql.SQLException;
import java.sql.Statement;
public class User {
public String userName;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class Loginuser extends HttpServlet {
/**
* Constructor of the object.
out.println(" <BODY>");
out.println("<p style=\"text-align: center\">");
if (User.k1(newUser))
out.println("登陆成功！");
else
out.println("登陆失败！");
out.println("</P>");
out.println("</p>");
out.println("<p style=\"text-align: center\">");
out.println("<label for=\"ID_PASS\">密 码：</label>");
out.println("<input type=\"text\" name=\"ID_PASS\" id=\"ID_PASS\" />");
*
* @param request the request send by the client to the server
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
out.println("<HTML>");
out.println("<HEAD>");
out.println("<TITLE>A Servlet</TITLE></HEAD>");
out.println(" <BODY>");
out.print("<form id=\"form1\" name=\"form1\" method=\"post\" action=\"./loginuser\">");
* @throws IOException if an error occurred
*/
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
newUser.passWord = request.getParameter("ID_PASS");
response.setContentType("text/html");
response.setCharacterEncoding("utf-8");
PrintWriter out = response.getWriter();
out.print("<p style=\"text-align: center\">");
out.println("<label for=\"ID_USER\">用户名：</label>");
out.println("<input type=\"text\" name=\"ID_USER\" id=\"ID_USER\" />");
*/
public Loginuser() {
super();
}
/**
* Destruction of the servlet. <br>
*/
public void destroy() {
super.destroy(); // Just puts "destroy" string in log
// Put your code here
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
// Put your code here
}
}
Loginuser部分：
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
response.setCharacterEncoding("gb2312");
PrintWriter out = response.getWriter();
out.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
}
/**
* The doGet method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to get.
*
* @param request the request send by the client to the server
out.println(" </BODY>");
out.println("</HTML>");
out.flush();
out.close();
}
/**
* Initialization of the servlet. <br>
