delsomecategory.java

一个信息发布系统 基于jsp+servlet+tomcat 用户分管理员跟普通用户 普通用户有发布信息 查询信息 修改信息 回复信息 管理员拥有普通用户的功能 此外还具有删除信息 管理信息的回复的功能

package control;
import java.io.IOException;
import javax.servlet.http.*;
import javax.servlet.*;

import model.*;
import java.util.*;

public class DelSomeCategory extends HttpServlet
{
	public void init(ServletConfig config)throws ServletException
    {
   	 super.init(config);
    }
    
    public void doGet(HttpServletRequest req,HttpServletResponse res)throws ServletException,IOException
    {
   	 doPost(req,res);
    }
    
	public void doPost(HttpServletRequest req,HttpServletResponse res)throws ServletException,IOException
    {

        String[] CName = req.getParameterValues("checkbox"); //取得所选中的分类名字
        CategoryCom com = new CategoryCom("jdbc:mysql://localhost/mybbs","root", "root123"); 
        for(int i = 0;i < CName.length;++i)
        {
        	com.delCategory(CName[i]);                                   //删除该分类   	
        }
        Vector vc = com.getAllCatefory();
        req.setAttribute("demo", vc);   
        req.setAttribute("command", "guanli");
        tiaoZhuan(req,res,"/DengLuOK.jsp");
    }
	
	public void  tiaoZhuan(HttpServletRequest req,HttpServletResponse res,String page)throws ServletException,IOException
    {
   	 RequestDispatcher dispatcher = getServletContext().getRequestDispatcher(page);
   	 dispatcher.forward(req, res);
    }

}