src/com/action/liuyan_servlet.java

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package com.action;

import java.io.IOException;
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.dao.DB;
import com.orm.Tliuyan;
import com.service.liuService;

public class liuyan_servlet extends HttpServlet
{
	public void service(HttpServletRequest req,HttpServletResponse res)throws ServletException, IOException 
	{
        String type=req.getParameter("type");
		
		
		if(type.endsWith("liuyanAdd"))
		{
			liuyanAdd(req, res);
		}
		if(type.endsWith("liuyanAll"))
		{
			liuyanAll(req, res);
		}
		if(type.endsWith("liuyanDel"))
		{
			liuyanDel(req, res);
		}
		if(type.endsWith("liuyanMana"))
		{
			liuyanMana(req, res);
		}
	}
	
	
	public void liuyanAdd(HttpServletRequest req,HttpServletResponse res)
	{
		String id=String.valueOf(new Date().getTime());
		String title=req.getParameter("title");
		String content=req.getParameter("content");
		String shijian=new Date().toLocaleString();
		
		String sql="insert into t_liuyan values(?,?,?,?)";
		Object[] params={id,title,content,shijian};
		DB mydb=new DB();
		mydb.doPstm(sql, params);
		mydb.closed();
		
		req.setAttribute("message", "操作成功");
		req.setAttribute("path", "liuyan?type=liuyanAll");