package com.login;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.*;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
-
Servlet implementation class LoginServlet
*/
public class LoginServlet extends HttpServlet {
private static final long serialVersionUID = 1L;/**
- @see HttpServlet#HttpServlet() */ public LoginServlet() { super(); // TODO Auto-generated constructor stub }
/**
-
@see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {// TODO Auto-generated method stub
Connection conn;
PreparedStatement sql;
ResultSet rs;
try
{
Class.forName("com.mysql.jdbc.Driver");
}
catch (Exception e)
{
System.out.print(e);
}
String username = request.getParameter("username");
String password = request.getParameter("password");
response.setContentType("text/html");
response.setCharacterEncoding("utf-8");
PrintWriter out = response.getWriter();
String msg = null;
String uri="jdbc:mysql://localhost:3306/monitordb?"+"user=root&password=123456";
String selectsql = "select username,password from user where username=? and password=?";if(username!=null&&password!=null)
{
msg = "success";try
{
//String url = "jdbc:mysql://localhost:8080/monitordb";
String insertSql = "insert into user values(?,?)";
conn = DriverManager.getConnection(uri);
sql = conn.prepareStatement(insertSql);
sql.setString(1,username);
sql.setString(2,password);
int status = sql.executeUpdate();
if(status!=0)
{
System.out.print("添加数据成功!");
}else
{
System.out.print("添加数据失败");
}
conn.close();
}
catch (SQLException e)
{
System.out.print(e);
}
}else
{
msg = "failed";
}
out.print(msg);
out.flush();
out.close();
}
/**
- @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) */ protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub doGet(request, response);
}
}