loginaction.java

自己做的毕业设计

package action;

import java.util.ArrayList;
import java.util.List;

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

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 db.Connect;
import form.LoginForm;

public class LoginAction extends Action {

	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		String target="error";
		LoginForm loginForm = (LoginForm)form;
		String username=loginForm.getUsername();
		String password=loginForm.getPassword();
		Connect c = new Connect("select * from userinfo");
		while (c.rs.next())
		{
			if((username.equals(c.rs.getString("username")))&&(password.equals(c.rs.getString("password"))))
			{
				if("normal".equals(c.rs.getString("permission")))
				target="normal";
				if("admin".equals(c.rs.getString("permission")))
				target="admin";
			}
		}
		HttpSession session = request.getSession();
		session.setAttribute("username", username);
		return mapping.findForward(target);
	}
}