src/com/servlet/kclbServlet.java

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package com.servlet;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import com.bean.kclb;
import com.dao.kclbDao;


import java.util.List;
import java.sql.ResultSet;

public class kclbServlet extends HttpServlet  {
	public void service(HttpServletRequest request, HttpServletResponse response)
	throws ServletException, IOException {
		request.setCharacterEncoding("gb2312");
		System.out.println("method"+request.getParameter("method"));
		String method=(String)request.getParameter("method");
		if(method.equals("insert")){//课程类别添加
			insertM(request, response);
		}else if(method.equals("list")){//课程类别列表
			ListM(request, response);
		}else if(method.equals("delete")){//课程类别删除
			deleteM(request, response);
		}else if(method.equals("modifyindex")){//课程类别修改页面
			modifyIndex(request, response);
		}
		else if(method.equals("modify")){//课程类别修改
			modifyM(request, response);
		}else if(method.equals("detail")){//课程类别详细信息
			detailM(request, response);
		}else if(method.equals("plist")){//课程类别列表信息
			PListM(request, response);
		}
	}
	private void insertM(HttpServletRequest request, HttpServletResponse response){//课程类别添加
		kclbDao dao=new kclbDao();
		kclb kclb=new kclb();
		kclb.setKclbid((String)request.getParameter("keyid"));
kclb.setLb((String)request.getParameter("lb"));

	response.setCharacterEncoding("gb2312");
		try {
			dao.insert(kclb);
			request.setAttribute("flag", "操作成功"); 
			
			
			
			request.getRequestDispatcher("kclb/kclbadd.jsp").forward(request, response);
		} catch (Exception e) {
			e.printStackTrace();
		}
				
	}
	private void ListM(HttpServletRequest request, HttpServletResponse response){//课程类别信息列表