问题标签用户 基于MyEclipse的登录界面的设计
在MyEclipse下创建servlet,代码如下:
package servlets;
import
java.io.IOException;
import java.io.PrintWriter;
import java.util.*;
import
javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.sql.*;
public class LoginServlet extends HttpServlet {
private String name;
private String pass;
/**
* Constructor of the object.
*/
public LoginServlet() {
super();
}
/**
* Destruction of the servlet. <br>
*/
public void destroy() {
super.destroy(); // Just puts "destroy" string in log
// Put your code here
}
/**
* 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 {
this.name=request.getParameter("account");
this.pass=request.getParameter("password");
PrintWriter out=response.getWriter();
//驱动程序名
String driverName="oracle.jdbc.driver.oracleDriver";
//数据库用户名
String userName="system";
//密码
String userPasswd="zmh";
//数据库名
String dbName="XE";
//表名
String tableName="lib_user";
//联结字符串
String url="jdbc:oracle:thin:@localhost:1512:XE";
try
{
Class.forName("oracle.jdbc.driver.oracleDriver");
Connection connection=DriverManager.getConnection(url);
Statement statement = connection.createStatement();