addemployeeservlet.java

JAVA案例开发集锦源代码 袁然 郑自国编

package ninth;

import java.io.IOException;

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

/**
 * @author wangmj
 * @mail <a mailto="[e-mail]"> 2005-4-16 2005
 * 
 * AddEmployeeServlet.java
 */
public class AddEmployeeServlet extends HttpServlet {
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws IOException, ServletException {
		response.setContentType("text/html;charset=gb2312");
		String contextPath = request.getContextPath();
		//取得请求的上下文
		HttpSession session = request.getSession();
		//取得session
		String requestPath = request.getServletPath();
		//取得servlet的路径
		System.out.println("request.getServletPath()=" + requestPath);
		String pathInfo = request.getPathInfo();
		//取得请求的路径
		System.out.println("request.getPathInfo()=" + pathInfo);
		// /index  /AddEmployeeServlet
		if (pathInfo.trim().equals("/AddEmployeeServlet")) {
			System.out.println("requestPath=" + requestPath);
			String id = request.getParameter("id");
			String name = request.getParameter("name");
			String address = request.getParameter("address");
			String age = request.getParameter("age");
			EmployeeDataBean edb = new EmployeeDataBean();
			//将获得的参数放入DataBean  edb中
			edb.setId(id);
			edb.setName(name);
			edb.setAddress(address);
			edb.setAge(age);
			//将edb对象放入请求的属性“employee”中
			request.setAttribute("employee", edb);
			//将edb对象放入session的属性“employee”中
			session.setAttribute("employee", edb);
			//根据请求将页面跳转到指定的页面
			request.getRequestDispatcher("/test/sjsp/addemployeesuccess.jsp").forward(request, response);
		} else  if (pathInfo.trim().equals("/index")){
			request.getRequestDispatcher("/test/sjsp/addemployee.jsp").forward(request, response);
		}else{
			request.getRequestDispatcher("/test/sjsp"+pathInfo).forward(request, response);	
		}
	}

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