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@@ -1,168 +0,0 @@
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-package org.lsy.servlet;
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-
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-import java.io.IOException;
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-import java.io.PrintWriter;
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-import java.sql.Connection;
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-import java.sql.DriverManager;
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-import java.sql.ResultSet;
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-import java.sql.Statement;
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-
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-import javax.servlet.ServletException;
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-import javax.servlet.http.HttpServlet;
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-import javax.servlet.http.HttpServletRequest;
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-import javax.servlet.http.HttpServletResponse;
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-
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-public class onlyCheck extends HttpServlet
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-{
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-
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-
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- public static final String DBURL = "jdbc:mysql://localhost:3306/kui";
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- // 连接数据库的用户名
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- public static final String DBUSER = "root";
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- // 连接数据库的密码
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- public static final String DBPASS = "001011";
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-
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-
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- public void doGet(HttpServletRequest request, HttpServletResponse response)
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- throws ServletException, IOException
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- {
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- //设置请求和响应的编码 ，不然页面上容易出现乱码
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- request.setCharacterEncoding("UTF-8");
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- response.setCharacterEncoding("UTF-8");
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-
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- response.setContentType("text/html;UTF-8");
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- //输出流
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- PrintWriter out = response.getWriter();
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- //数据库连接代码
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- try
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- {
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-
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- Connection conn = null; // 表示数据库的连接的对象
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- Statement stmt = null; // 表示数据库的更新操作
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- String sql="insert into student(name,calssGrent,result) values('PS的4','3的3',' 发98')";
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- System.out.println(sql) ;
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- // 1、使用Class类加载驱动程序
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- Class.forName("com.mysql.jdbc.Driver");
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- // 2、连接数据库
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- conn = DriverManager.getConnection(DBURL, DBUSER, DBPASS);
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- // 3、Statement接口需要通过Connection接口进行实例化操作
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- stmt = conn.createStatement();
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-
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- /* String names=request.getParameter("name"); */
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-
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-
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- out.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
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- out.println("<HTML>");
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- out.println(" <HEAD><TITLE>A Servlet</TITLE></HEAD>");
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- out.print("<style type=\"text/css\">");
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- out.print("body{\r\n" +
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- " background-color: skyblue;\r\n" +
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- " }");
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- out.print("body{\r\n" +
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- " background-color: #EECED9;\r\n" +
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- " }\r\n" +
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- " h1{\r\n" +
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- " text-align: center;\r\n" +
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- " color:#CD05F7;\r\n" +
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- " }\r\n" +
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- " table{\r\n" +
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- " width: 400px;\r\n" +
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- " height: 80px;\r\n" +
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- " text-align: center;\r\n" +
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- " border: none;\r\n" +
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- " }\r\n" +
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- " td{\r\n" +
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- " border-radius: 20px;\r\n" +
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- " border:1.3px solid skyblue;\r\n" +
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- " color:#A71E1E;\r\n" +
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- " }\r\n" +
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- " td:hover{\r\n" +
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- " background-color: skyblue;\r\n" +
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- " font-size: 17px;\r\n" +
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- " }");
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- out.print("h1{\r\n" +
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- " font-size: 28px;\r\n" +
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- " text-align: center;\r\n" +
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- " color:#A75480;\r\n" +
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- " }\r\n" +
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- " @keyframes move{\r\n" +
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- " 0%{\r\n" +
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- " color:pink;\r\n" +
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- " }\r\n" +
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- " 20%{\r\n" +
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- " color:skyblue;\r\n" +
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- " }\r\n" +
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- " 40%{\r\n" +
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- " color:red;\r\n" +
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- " }\r\n" +
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- " 60%{\r\n" +
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- " color:blue;\r\n" +
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- " }\r\n" +
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- " 80%{\r\n" +
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- " color:green;\r\n" +
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- " }\r\n" +
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- " 90%{\r\n" +
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- " color:gold;\r\n" +
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- " }\r\n" +
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- " }\r\n" +
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- "\r\n" +
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- " h1{\r\n" +
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- " animation-name: move;\r\n" +
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- " animation-duration: 30s;\r\n" +
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- " }");
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- out.print(" .main{\r\n" +
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- " border-radius: 20px;\r\n" +
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- " width: 150px;\r\n" +
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- " height: 40px;\r\n" +
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- " text-align: center;\r\n" +
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- " font-size: 28px;\r\n" +
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- " text-decoration: none;\r\n" +
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- " border: solid;\r\n" +
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- " display: block;\r\n" +
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- " position: absolute;\r\n" +
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- " top: 85%;\r\n" +
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- " right: 8%;\r\n" +
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- " }\r\n" +
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- " .main:hover{\r\n" +
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- " background-color: skyblue;\r\n" +
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- " }");
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-
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- out.print("</style>");
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- out.println(" <BODY>");
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- //输出表头部分
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- out.print("<h1>查询成功</h1>");
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- out.print("<table align='center' border='1'><tr><td>设备名称" +
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- "</td><td>数量</td><td>价格</td><td>修改</td><td>删除</td></tr>");
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- String name=request.getParameter("name");
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- ResultSet rs=stmt.executeQuery("select *from student where name like '%"+name + "%'");
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- while(rs.next())
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- {
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-
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- //获取数据库中的ID
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-// String name=rs.getString("name");
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- String names=name;
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-
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- //输出一列元素
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- out.print("<tr><td>"+rs.getString("name")
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- +"</td><td>"+rs.getString("calssGrent")+"" +
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- "</td><td>"+rs.getString("result")+"</td>" +
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- "<td><a href='UpdatePage?name="+names+"'>修改</a></td>" +
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- "<td><a href='delete?name="+names+"'> 删除 </a></td></tr>");
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-
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- }
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- out.println("<td><a href=AddPage>添加数据</a></td>");
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- out.print("<a href=\"test2.html\" class=\"main\">返回主页</a>");
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- out.println(" </BODY>");
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- out.println("</HTML>");
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- conn.close();
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-
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- }
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- catch (Exception e)
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- {
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- e.printStackTrace();
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- }
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- out.flush();
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- out.close();
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- }
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-
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- }
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