incomelistservlet.java

分为经理和出纳2个权限

package com.yiboit.cfss.income;

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

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

public class IncomeListServlet extends HttpServlet {

	/**
	 * The doGet method of the servlet. <br>
	 * 
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String cmd = request.getParameter("cmd");

		// 取得用户选择的年月日
		String year = request.getParameter("year");
		String month = request.getParameter("month");
		String day = request.getParameter("day");

		String orderby = request.getParameter("orderby");
		
		if (orderby == null || orderby.length() == 0) {
			orderby = "dept_name";
		}
		
		HttpSession session = request.getSession();
		
		try {
			IncomeDAO dao = new IncomeDAO();
			
			if (cmd == null) {
				// 取得检索条件中的可用年份
				List yearList = dao.getYears();
				session.setAttribute("yearList", yearList);
				
				Calendar now = Calendar.getInstance(); // 取得当前日期
				
				year = "" + now.get(Calendar.YEAR);
				month = "" + (now.get(Calendar.MONTH) + 1);
				day = "" + now.get(Calendar.DAY_OF_MONTH);
			} else if ("search".equals(cmd)) {
				// 
			}
			
			List<IncomeBean> incomeList = dao.getIncomeList(year, month, day, orderby);
			
			request.setAttribute("incomeList", incomeList);
			
			request.setAttribute("year", year);
			request.setAttribute("month", month);
			request.setAttribute("day", day);
			
			request.getRequestDispatcher("incomeList.jsp").forward(request,
					response);

		} catch (Exception e) {
			e.printStackTrace();
			response.sendRedirect(request.getContextPath() + "/error.jsp");
		}
	}

	/**
	 * The doPost method of the servlet. <br>
	 * 
	 * This method is called when a form has its tag value method equals to
	 * post.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		this.doGet(request, response);
	}

}