📄 registion.java
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package Service;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class registion extends HttpServlet {
/**
* Constructor of the object.
*/
public registion() {
super();
}
/**
* Destruction of the servlet. <br>
*/
public void destroy() {
super.destroy(); // Just puts "destroy" string in log
// Put your code here
}
/**
* 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
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
*/
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out
.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
out.println("<HTML>");
out.println(" <HEAD><TITLE>A Servlet</TITLE></HEAD>");
out.println(" <BODY>");
out.print(" This is ");
out.print(this.getClass());
out.println(", using the GET method");
out.println(" </BODY>");
out.println("</HTML>");
out.flush();
out.close();
}
/**
* The doPost method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to post.
*
* @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
* @throws IOException if an error occurred
*/
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
//response.setContentType("text/html");
//response.setCharacterEncoding("gb2312");
request.setCharacterEncoding("gb2312");
String loginname=request.getParameter("loginname");
String password=request.getParameter("password");
String name=request.getParameter("name");
String company=request.getParameter("company");
String partment=request.getParameter("partment");
String tel=request.getParameter("tel");
String email=request.getParameter("email");
try{
String driver = "org.gjt.mm.mysql.Driver";
String url = "jdbc:mysql://localhost:3306/chat?useUnicode=true&characterEncoding=gb2312";
String user = "root";
String pwd = "123456";
Connection con;
Statement sta;
Class.forName(driver);
con = DriverManager.getConnection(url,user,pwd);
sta =con.createStatement();
sta.executeUpdate("insert into teacherinfo(loginname,password,name,company,partment,tel,email) values ('"+loginname+"','"+password+"','"+name+"','"+company+"','"+partment+"','"+tel+"','"+email+"')");
}catch(Exception e){e.printStackTrace();}
}
/**
* Initialization of the servlet. <br>
*
* @throws ServletException if an error occurs
*/
public void init() throws ServletException {
// Put your code here
}
}
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