資源簡介
驗證用戶登錄,注冊的功能,若登錄成功跳轉(zhuǎn)到welcome.jsp,若失敗跳轉(zhuǎn)到error.jsp,或沒有注冊,則先注冊。
代碼片段和文件信息
package?edu.liujie.servlet;
import?java.io.IOException;
import?java.io.PrintWriter;
import?javax.servlet.ServletException;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;
import?javax.servlet.http.HttpSession;
import?edu.liujie.dao.LoginDAO;
import?edu.liujie.entity.User;
public?class?zhuceServlet?extends?HttpServlet?{
public?zhuceServlet()?{
super();
}
public?void?destroy()?{
super.destroy();
}
public?void?doGet(HttpServletRequest?request?HttpServletResponse?response)??throws?ServletException?IOException?{
request.setCharacterEncoding(“utf-8“);
int?i=0;
????String?username=request.getParameter(“username“);
????String?password=request.getParameter(“password“);
//response.setC
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