manadepartmonify.java

编写的人事管理系统!其中还要写功能没有实现,代码仅供参考.

package servlet;

import java.io.IOException;
import java.sql.SQLException;
//import java.io.PrintWriter;

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

import dataBase.DataBaseManager;

public class ManaDepartMonify extends HttpServlet {

	/**
	 * 
	 */
	private static final long serialVersionUID = 5387197327624926369L;
	DataBaseManager departdb = null;

	/**
	 * Constructor of the object.
	 * @throws Exception 
	 */
	public ManaDepartMonify() throws Exception {
		super();
		departdb = new DataBaseManager();
	}

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

	/**
	 * 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 {

		response.setContentType("text/html");
		request.setCharacterEncoding("GB2312");
		String did = request.getParameter("idfield").trim();
		int id = Integer.parseInt(did);
		
		if(request.getParameter("Submit") != null ){
			
			String dname = request.getParameter("dnamefield").trim();
			
			if(departdb.monifyDepartment(id,dname)){
				request.setAttribute("depart","修改成功！");
			}else{
				request.setAttribute("depart","修改失败！");
			}
			
			RequestDispatcher dispatcher = request.getRequestDispatcher("managerDepartment.jsp");
			dispatcher.forward(request,response);
			
		}else if(request.getParameter("delete") != null){
			
			try {
				if(departdb.checkEmploy(id) && departdb.deleteDepartment(id)){
					request.setAttribute("depart","删除成功！");
				}else{
					request.setAttribute("depart","删除失败！请先删除该部门的所有员工!");
				}
			} catch (SQLException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			
			RequestDispatcher dispatcher = request.getRequestDispatcher("managerDepartment.jsp");
			dispatcher.forward(request,response);
			
			
		}else{
			request.setAttribute("depart","wrongMethod");
			RequestDispatcher dispatcher = request.getRequestDispatcher("managerDepartment.jsp");
			dispatcher.forward(request,response);
		}
	}

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

}