loginaction.java

主要是航空预订系统

/**
 * 
 */
package com.air.action;

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

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
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 com.air.backend.util.AuthUtil;
import com.air.form.LoginForm;
import com.air.model.LoginUser;
import com.air.util.SessionManager;

/**
 * @author jelly_yang
 *
 */
public class LoginAction extends Action {
	private static Log log = LogFactory.getLog(LoginAction.class);
	public final ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception{
		log.debug("execute() invoked");
		HttpSession session = request.getSession();
		LoginForm loginForm = (LoginForm)form;
		String username = loginForm.getUsername();
		username = username.toLowerCase();
		String password = loginForm.getPassword();
		if(request.getParameter("u")!=null){
			if(username.equals("admin")&&password.equals("admin")){
				return mapping.findForward("admin");
			}else{
				return mapping.findForward("adminLoginFailure");
			}
		}
		log.debug("execute() -- loginname[" + username + "], password["+ password +"]");
		LoginUser loginuser = AuthUtil.getInstance().login(username,password);
		if( loginuser != null ){
			session.setAttribute("username", username);
			return mapping.findForward("success");
		}
		ActionMessages message = new ActionMessages();
		message.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("login.failure"));
		this.saveMessages(request, message);
		request.setAttribute("failure", "f");
		return mapping.findForward("failure");
	}
}