spring2_hibernate3实例.rar

package onlyfun.caterpillar.web; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import onlyfun.caterpillar.model.IBookmarkDAO; import onlyfun.caterpillar.model.IUserDAO; import onlyfun.caterpillar.model.User; import org.springframework.web.servlet.ModelAndView; import org.springframework.web.servlet.mvc. multiaction.MultiActionController; import org.springframework.web.servlet.view.RedirectView; public class MemberController extends MultiActionController { private IBookmarkDAO bookmarkDAO; private IUserDAO userDAO; private String memberPage; private String addBmPage; private String passwdPage; private String redirectPage; //显示个人书签 public ModelAndView displayUrl(HttpServletRequest req, HttpServletResponse res) { String username = (String) req.getSession().getAttribute("valid_user"); if(username != null) { //根据使用者名称查找书签 List urls = getBookmarkDAO().findUserUrl(username); return new ModelAndView( this.getMemberPage(), "urls", urls); } else { return new ModelAndView( new RedirectView(getRedirectPage())); } } //加入新的书签 public ModelAndView addUrl(HttpServletRequest req, HttpServletResponse res) { String username = (String) req.getSession().getAttribute("valid_user"); if(username != null) { if(req.getParameter("new_url") != null) { String url = (String) req.getParameter("new_url"); //加入新的书签网址 getBookmarkDAO().addUserUrl(username, url); return displayUrl(req, res); } else { return new ModelAndView(this.getAddBmPage()); } } else { return new ModelAndView( new RedirectView(getRedirectPage())); } } //删除所选择的书签 public ModelAndView deleteUrl(HttpServletRequest req, HttpServletResponse res) { String username = (String) req.getSession().getAttribute("valid_user"); if(username != null) { if(req.getParameterValues("del_me") != null) { String[] deleted_urls = (String[]) req.getParameterValues("del_me"); //删除所指定的书签 getBookmarkDAO().deleteUserUrls(username, deleted_urls); return displayUrl(req, res); } else { return new ModelAndView(this.getAddBmPage()); } } else { return new ModelAndView( new RedirectView(getRedirectPage())); } } //改变密码 public ModelAndView changePasswd(HttpServletRequest req, HttpServletResponse res) { String username = (String) req.getSession().getAttribute("valid_user"); if(username != null) { if(req.getParameter("new_passwd") != null) { String passwd = req.getParameter("new_passwd"); User user = getUserDAO().findByName(username); user.setPasswd(passwd); getUserDAO().update(user); return displayUrl(req, res); } else { return new ModelAndView(this.getPasswdPage()); } } else { return new ModelAndView( new RedirectView(getRedirectPage())); } } //退出 public ModelAndView logout(HttpServletRequest req, HttpServletResponse res) { req.getSession().invalidate(); return new ModelAndView( new RedirectView(getRedirectPage())); } public void setBookmarkDAO(IBookmarkDAO bookmarkDAO) { this.bookmarkDAO = bookmarkDAO; } public IBookmarkDAO getBookmarkDAO() { return bookmarkDAO; } public void setUserDAO(IUserDAO userDAO) { this.userDAO = userDAO; } public IUserDAO getUserDAO() { return userDAO; } public String getMemberPage() { return memberPage; } public void setMemberPage(String memberPage) { this.memberPage = memberPage; } public String getAddBmPage() { return addBmPage; } public void setAddBmPage(String addBmPage) { this.addBmPage = addBmPage; } public String getPasswdPage() { return passwdPage; } public void setPasswdPage(String passwdPage) { this.passwdPage = passwdPage; } public String getRedirectPage() { return redirectPage; } public void setRedirectPage(String redirectPage) { this.redirectPage = redirectPage; } }