loginaction.java

struts+oracle+ Eclipse+tomcat海鲜超市

package login.action;

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

import login.bo.UserBo;
import login.form.LoginForm;
import login.vo.UserVo;

import org.apache.commons.beanutils.BeanUtils;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionError;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import util.CheckNO;

public final class LoginAction extends Action {

	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		String forward = "description";

		UserVo userVoOut = checkForm(form);

		if (userVoOut.getFlag() == null || "".equals(userVoOut.getFlag())) {
			ActionErrors errors = new ActionErrors();
			
			errors.add("loginError", new ActionError("login.error"));
			
			forward = "index";
			if(!errors.isEmpty()){
				saveErrors(request,errors);
				
				return (mapping.findForward(forward));
			}
		}

			HttpSession session = request.getSession();
			session.setAttribute("userVoOut", userVoOut);			


		return (mapping.findForward(forward));
	}

	public UserVo checkForm(ActionForm form) throws Exception {
		LoginForm loginForm = (LoginForm) form;
		UserVo userVoIn = new UserVo();
		BeanUtils.copyProperties(userVoIn, loginForm);
		UserBo userBo = new UserBo();
		UserVo userVoOut = userBo.selectUserInfo(userVoIn);
		return userVoOut;
	}

}