accp6.0 结业考试题目

/* * Generated by MyEclipse Struts * Template path: templates/java/JavaClass.vtl */ package cn.edu.bzu.news.struts.action; import java.util.Date; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import org.apache.struts.actions.DispatchAction; import cn.edu.bzu.news.biz.NewsBiz; import cn.edu.bzu.news.biz.UserBiz; import cn.edu.bzu.news.entity.News; import cn.edu.bzu.news.entity.NewsCategory; import cn.edu.bzu.news.entity.User; import cn.edu.bzu.news.struts.form.NewsForm; public class NewsAction extends DispatchAction { private NewsBiz newsBiz=null; private UserBiz userBiz=null; public ActionForward toIndex(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { List newsList = newsBiz.getNewsList(); request.getSession().setAttribute("allNews", newsList); return mapping.findForward("index"); } public ActionForward toShow(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { int id = Integer.parseInt(request.getParameter("newsId")); News news = newsBiz.getNews(id); newsBiz.addOneTimeClick(news); request.getSession().setAttribute("oneNews", newsBiz.getNews(id)); return mapping.findForward("show"); } public ActionForward toUpdate(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { int id = Integer.parseInt(request.getParameter("newsId")); News news = newsBiz.getNews(id); request.getSession().setAttribute("oneNews", news); return mapping.findForward("update"); } public ActionForward toAddNews(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { return mapping.findForward("create"); } public ActionForward toShowCategoryNews(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { int categoryId=Integer.parseInt(request.getParameter("categorys")); List newsList=newsBiz.getListByCategoryId(categoryId); request.getSession().setAttribute("allNews", newsList); return mapping.findForward("index"); } public ActionForward doAddNews(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { NewsForm newsForm = (NewsForm) form; // 从数据库中找到User User user =userBiz.getUserByLoginName(newsForm.getUser().getLoginName()); // 从数据库中查找category NewsCategory category=newsBiz.getCategoryById(newsForm.getCategory().getId()); News news=new News(); news.setTitle(newsForm.getNews().getTitle()); news.setPublisher(user); news.setCategory(category); news.setContent(newsForm.getNews().getContent()); news.setFirstDate(new Date()); news.setLastDate(new Date()); if(newsBiz.create(news)!=null){ request.getSession().setAttribute("newsList", newsBiz.getNewsList(newsForm.getUser().getLoginName())); return mapping.findForward("mynews"); } return null; } public ActionForward doUpdateNews(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { String newsId = request.getParameter("newsId"); int id =Integer.parseInt(newsId); NewsForm newsForm = (NewsForm) form; // 从数据库中找到User User user =userBiz.getUserByLoginName(newsForm.getUser().getLoginName()); // 从数据库中查找category NewsCategory category=newsBiz.getCategoryById(newsForm.getCategory().getId()); News news=newsBiz.getNews(id); news.setTitle(newsForm.getNews().getTitle()); news.setCategory(category); news.setContent(newsForm.getNews().getContent()); news.setLastDate(new Date()); News news2 = newsBiz.updateNews(news); if(news2!=null){ request.getSession().setAttribute("oneNews", news2); return mapping.findForward("show"); } return null; } public ActionForward doDelete(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { Integer newsId = Integer.parseInt(request.getParameter("newsId")); if(newsBiz.deleteNews(newsId)){ return mapping.findForward("success"); } return mapping.findForward("fail"); } public ActionForward doSearchNews(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { String title = request.getParameter("searchtitle"); List newsList=newsBiz.searchNewsList(title); request.getSession().setAttribute("allNews", newsList); return mapping.findForward("index"); } public void setNewsBiz(NewsBiz newsBiz) { this.newsBiz = newsBiz; } public NewsBiz getNewsBiz() { return newsBiz; } public void setUserBiz(UserBiz userBiz) { this.userBiz = userBiz; } public UserBiz getUserBiz() { return userBiz; } }