src/com/action/loucheng_servlet.java

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package com.action;

import java.io.IOException;
import java.sql.ResultSet;
import java.util.ArrayList;
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.TAdmin;
import com.orm.Tloucheng;

public class loucheng_servlet extends HttpServlet
{
	public void service(HttpServletRequest req,HttpServletResponse res)throws ServletException, IOException 
	{
        String type=req.getParameter("type");
		
		if(type.endsWith("louchengMana"))
		{
			louchengMana(req, res);
		}
		if(type.endsWith("louchengAdd"))
		{
			louchengAdd(req, res);
		}
		if(type.endsWith("louchengDel"))
		{
			louchengDel(req, res);
		}
		if(type.endsWith("jinyong"))
		{
			jinyong(req, res);
		}
		if(type.endsWith("quxiao"))
		{
			quxiao(req, res);
		}
	}
	public void louchengAdd(HttpServletRequest req,HttpServletResponse res)
	{
		String louchengName=req.getParameter("louchengName").trim();
		String s=chongfuyanzheng(louchengName);
		if(s.equals("true"))
		{
			req.setAttribute("message", "楼层已经存在，不能重复添加");
			req.setAttribute("path", "admin/louchengAdd.jsp");			
	        String targetURL = "/common/success.jsp";
			dispatch(targetURL, req, res);			
		}
		else
		{
		String sql="insert into t_loucheng(louchengName,louchengzhuangtai) values(?,?)";
		Object[] params={louchengName,"正常"};