kechenganpaiservlet.java

选排课系统功能的设计上

package com.servlet;

import java.io.IOException;
import java.util.Calendar;

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

import com.bean.KechenganpaiBean;

public class KechenganpaiServlet extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public KechenganpaiServlet() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String kechenganpaiUpdate = request.getParameter("kechenganpaiUpdate");
		String id = request.getParameter("id");
		String i = request.getParameter("i");
		String beginyue = request.getParameter("beginyue"+i);
		String beginri = request.getParameter("beginri"+i);
		String endyue = request.getParameter("endyue"+i);
		String endri = request.getParameter("endri"+i);
		Calendar c = Calendar.getInstance();
		int year = c.get(Calendar.YEAR);
		String begintime = year+"-"+beginyue+"-"+beginri;
		String endtime = year+"-"+endyue+"-"+endri;
		boolean b = false;
		
		if((year%4==0 && year%100!=0)||(year%400==0 && year!=0)){
			b = true;
		}
		if(b == true && beginyue.equals("2") && Integer.parseInt(beginri) > 29){
			request.setAttribute("beginError","1");
		}
		else if(beginyue.equals("2") && Integer.parseInt(beginri) > 28){
			request.setAttribute("beginError","1");
		}
		else if((beginyue.equals("4") || beginyue.equals("6") || beginyue.equals("9") || beginyue.equals("11")) && Integer.parseInt(beginri) > 30){
			request.setAttribute("beginError","1");
		}
		else if(b == true && endyue.equals("2") && Integer.parseInt(endri) > 29){
			request.setAttribute("endError","1");
		}
		else if(endyue.equals("2") && Integer.parseInt(endri) > 28){
			request.setAttribute("endError","1");
		}
		else if((endyue.equals("4") || endyue.equals("6") || endyue.equals("9") || endyue.equals("11")) && Integer.parseInt(endri) > 30){
			request.setAttribute("endError","1");
		}else{
			KechenganpaiBean kb = new KechenganpaiBean();
			if(kechenganpaiUpdate != null && kechenganpaiUpdate.equals("1")){
				kb.update(id,begintime,endtime);
			}
		}
		RequestDispatcher rd=request.getRequestDispatcher("jsp/paike/kechenganpai.jsp");
        rd.forward(request,response);
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		doGet(request,response);
	}

	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException if an error occure
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}