?? testservlet.java
字號(hào):
/*
控制器
作用:
在初始化時(shí)實(shí)例“模型”,并放入上下文(保證模型有且僅有一個(gè)實(shí)例)
在收到請(qǐng)求時(shí)取出參數(shù),調(diào)用模型實(shí)例完成操作,并把數(shù)據(jù)狀態(tài)存放在Request中
轉(zhuǎn)交數(shù)據(jù)狀態(tài)到下一個(gè)視圖
在自己毀滅之前,銷毀資源
*/
package TestClass;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
public class TestServlet extends HttpServlet
{
public void init(ServletConfig config) throws ServletException
{
// config.getServletContext().setAttribute("Main",new LoginCommand("/Main.jsp"));
super.init(config);
}
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
//取出傳來(lái)的參數(shù)信息
String pNo=request.getParameter("txtNo");
String pName=request.getParameter("txtName");
String pID=request.getParameter("txtID");
String permitNo=request.getParameter("txtPass");
String type=request.getParameter("rdoType");
//實(shí)例狀態(tài)操作組件
AttendmentBean bean=new AttendmentBean();
//實(shí)例數(shù)據(jù)操作組件
AttendmentDBbean dbBean=new AttendmentDBbean();
//調(diào)用單個(gè)查詢操作
bean=dbBean.GetOne(pNo);
if(pName.equals(bean.getPName()) && pID.equals(bean.getPID()) && permitNo.equals(bean.getPermitNo()))
{
request.setAttribute("Login",bean);
dbBean.Close();
String NextPage="/Main.jsp";
this.getServletContext().getRequestDispatcher(NextPage).forward(request,response);
}
else
{
dbBean.Close();
String NextPage="/Remarks.htm";
this.getServletContext().getRequestDispatcher(NextPage).forward(request,response);
}
}
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
doPost(request,response);
}
public void destroy()
{
// this.getServletContext().removeAttribute("Main");
}
}
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