htloginaction.java

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package struts.houtaiaction;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.apache.struts.action.DynaActionForm;

import dao.UserDao;
import domain.Users;


public class HTLoginAction extends Action{
	public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request,HttpServletResponse response){
		
		String username = request.getParameter("username");
		String password = request.getParameter("passward");
		String num = request.getParameter("role");
		int number = Integer.parseInt(num);
		
		System.out.println("用户名："+username+"，密码："+password+"。");
		UserDao ud = new UserDao();
		Users user = ud.login(username, password);
		if(user == null){
			ActionMessages errors = new ActionMessages();
			errors.add("nameerror",new ActionMessage("nameerror"));
			this.saveErrors(request, errors);
			return mapping.findForward("bucheng");
		}
		else{
			if(user.getIsadmin()>=number){
				return mapping.findForward("success");
			}
			return mapping.findForward("bucheng");
		}		
				
	}
}