mainservforwardaction.java

基于Struts的电子银行系统

/*
 * Created on 2005-8-1
 */
package banksystem.action;

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

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.ForwardAction;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;

import banksystem.Constants;

/**
 * @author 曲本盛
 *
 * TODO Struts 项目实践
 *  
 */
public class MainServForwardAction extends ForwardAction {
	
	/** 
	 * TODO 处理跳转至主界面请求的Action
	 * @see org.apache.struts.action.Action#execute(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
	 */
	public ActionForward execute(ActionMapping actionMapping, ActionForm actionForm,
			HttpServletRequest request, HttpServletResponse response) throws Exception {
		HttpSession session = request.getSession(false);
		ActionMessages errors = this.getErrors(request);
		if(session==null||session.getAttribute(Constants.KEY_CUSTOMER_INFO)==null){
			errors.add("failed",new ActionMessage(Constants.ERRORS_SESSION_INVALID));
			this.saveErrors(request,errors);
			return actionMapping.getInputForward();
		}
		else{
			return actionMapping.findForward("success");
		}
	}
}