📄 delpro.jsp

📁 一本jsp自学教材

💻 JSP

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<%@ page contentType="text/html; charset=GBK" %>
<%@ page language="java" %>
<%@ page import= "javax.naming.* "%> 
<%@ page import= "javax.sql.DataSource "%> 
<%@ page import="java.sql.*" %>
<HTML>
<BODY>
<% 
  String pid=request.getParameter("id");
   //表名  
  String tableName="product"; 
  //联结字符串  
try{
  Context initCtx = new InitialContext(); 
  Context ctx = (Context) initCtx.lookup("java:comp/env"); 
  //获取连接池对象 
  DataSource ds =(DataSource)ctx.lookup("jdbc/rot"); 
  //创建连接
  Connection conn = ds.getConnection(); 
  Statement stmt = conn.createStatement(); 
  String sql="DELETE FROM "+tableName+" WHERE id="+pid;
  //发送执行SQL语句  
  stmt.executeUpdate(sql);    
  stmt.close();   
  conn.close();
 }
catch(SQLException e)
  {
   out.print(e.toString()); 
  } 
response.sendRedirect("listPro.jsp");
%>  
</HTML>
</BODY>

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