deleteemployeeservlet.java

固定资产管理系统包括一个基本的部分

package com.shenlong.assetmanage.control;

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

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.shenlong.assetmanage.service.AssetService;
import com.shenlong.assetmanage.service.AssetUsingService;
import com.shenlong.assetmanage.service.EmployeeService;

public class DeleteEmployeeServlet extends HttpServlet {

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

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

	/**
	 * 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 {

		doPost(request,response);
	}

	/**
	 * 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 {

				String id=(String)request.getParameter("employee_id").trim();
				String name=(String)request.getParameter("employee_name").trim();
			    name=new String (name.getBytes("iso-8859-1"),"gb2312");
				AssetService s=new AssetService();
				
				EmployeeService service=new EmployeeService();
				
				int flag=0;
				try {
		
		         flag=service.deleteEmployeeById(new Integer(id));
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
				if(flag<= 0){
					/* request.setAttribute("login","error");*/
					 RequestDispatcher pa=this.getServletContext().getRequestDispatcher("/deleteEmployeeError.jsp");
					 pa.forward(request, response);
				}else{
					 request.setAttribute("id",id);
					 RequestDispatcher pa=this.getServletContext().getRequestDispatcher("/deleteEmployee.jsp");
					 pa.forward(request, response);
				}
	 
		
	}

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

}