struts+hibernate开发的项目源代码集合

import org.apache.struts.action.*; import javax.servlet.http.*; import java.io.IOException; import javax.servlet.ServletException; import java.util.ArrayList; import org.hibernate.*; import org.hibernate.cfg.*; /** * @author Chao Wu * * Description: This class is a Struts Action class used to do the validation * work and login to the system. * <p> * * Copyright: * <p> */ public class ManageUserAction extends Action { /** * This method deals with the actions need to login * * @param mapping * @param form * @param req * @param res * @return */ public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { UserForm userForm = (UserForm) form; String mode = request.getParameter("mode"); if ("new".equalsIgnoreCase(mode)) { return executeNewAction(mapping, userForm, request, response); } else if ("newsave".equalsIgnoreCase(mode)) { return executeNewSaveAction(mapping, userForm, request, response); } else if ("update".equalsIgnoreCase(mode)) { return executeUpdateAction(mapping, userForm, request, response); } else if ("updatesave".equalsIgnoreCase(mode)) { return executeUpdateSaveAction(mapping, userForm, request, response); } else if ("delete".equalsIgnoreCase(mode)) { return executeDeleteAction(mapping, userForm, request, response); } else if ("view".equalsIgnoreCase(mode)) { return executeViewAction(mapping, userForm, request, response); } else { return executeManageAction(mapping, userForm, request, response); } } /** * This method deals with two requests. One is to display the "add new user" * page, it clears all the fields and forward to "add new user" page The * other is to actually add a new user, to do this it validates the inputs * and inserts into database if valid * * @param mapping * @param form * @param request * @param response * @return * @throws Exception */ private ActionForward executeNewAction(ActionMapping mapping, UserForm form, HttpServletRequest request, HttpServletResponse response) { return mapping.findForward("new_user"); } private ActionForward executeNewSaveAction(ActionMapping mapping, UserForm form, HttpServletRequest request, HttpServletResponse response) { UserForm userForm = (UserForm) form; SessionFactory sf = new Configuration().configure() .buildSessionFactory(); Session session = sf.openSession(); Transaction tx = session.beginTransaction(); User user = new User(); user.setUsername(userForm.getNewUsername()); user.setPassword(userForm.getNewPassword()); user.setDescription(userForm.getNewDescription()); user.setEmail(userForm.getNewEmail()); user.setName(userForm.getNewEmail()); user.setRole(userForm.getNewRole()); user.setTel(userForm.getNewTel()); session.save(user); tx.commit(); session.close(); return executeManageAction(mapping, userForm, request, response); } /** * Update a user. If the user has been deleted by someone else, alert the * user. * * @param mapping * @param form * @param request * @param response * @return * @throws Exception */ private ActionForward executeUpdateAction(ActionMapping mapping, UserForm form, HttpServletRequest request, HttpServletResponse response) { UserForm userForm = (UserForm) form; String hid = request.getParameter("hid"); SessionFactory sf = new Configuration().configure() .buildSessionFactory(); Session session = sf.openSession(); Transaction tx = session.beginTransaction(); String sqlQuery = "select u from User u where u.username='" + hid + "'"; Query lQuery = session.createQuery(sqlQuery); ArrayList userList = (ArrayList) lQuery.list(); User user = (User) userList.get(0); tx.commit(); session.close(); userForm.setUpdateUser(user); return mapping.findForward("update_user"); } private ActionForward executeUpdateSaveAction(ActionMapping mapping, UserForm form, HttpServletRequest request, HttpServletResponse response) { UserForm userForm = (UserForm) form; User updateUser = userForm.getUpdateUser(); String username = updateUser.getUsername(); SessionFactory sf = new Configuration().configure() .buildSessionFactory(); Session session = sf.openSession(); Transaction tx = session.beginTransaction(); String sqlQuery = "select u from User u where u.username='" + username + "'"; Query lQuery = session.createQuery(sqlQuery); ArrayList userList = (ArrayList) lQuery.list(); User user = (User) userList.get(0); user = updateUser; session.save(user); tx.commit(); session.close(); return executeManageAction(mapping, userForm, request, response); } /** * Delete a user. If the user has been deleted by someone else, just forward * to and refresh the manage page. * * @param mapping * @param form * @param request * @param response * @return * @throws Exception */ private ActionForward executeDeleteAction(ActionMapping mapping, UserForm form, HttpServletRequest request, HttpServletResponse response) { UserForm userForm = (UserForm) form; String hid = request.getParameter("hid"); SessionFactory sf = new Configuration().configure() .buildSessionFactory(); Session session = sf.openSession(); Transaction tx = session.beginTransaction(); String sqlQuery = "select u from User u where u.username='" + hid + "'"; Query lQuery = session.createQuery(sqlQuery); ArrayList userList = (ArrayList) lQuery.list(); User user = (User) userList.get(0); if (user != null) { session.delete(user); } tx.commit(); session.close(); return executeManageAction(mapping, userForm, request, response); } /** * View a user. If the user has been deleted by someone else, alert the * user. * * @param mapping * @param form * @param request * @param response * @return * @throws Exception */ private ActionForward executeViewAction(ActionMapping mapping, UserForm form, HttpServletRequest request, HttpServletResponse response) { UserForm userForm = (UserForm) form; String hid = request.getParameter("hid"); SessionFactory sf = new Configuration().configure() .buildSessionFactory(); Session session = sf.openSession(); Transaction tx = session.beginTransaction(); String sqlQuery = "select u from User u where u.username='" + hid + "'"; Query lQuery = session.createQuery(sqlQuery); ArrayList userList = (ArrayList) lQuery.list(); User user = (User) userList.get(0); tx.commit(); session.close(); userForm.setViewUser(user); return mapping.findForward("view_user"); } /** * Get all the users and forward to the manage users page. * * @param mapping * @param form * @param request * @param response * @return * @throws Exception */ private ActionForward executeManageAction(ActionMapping mapping, UserForm form, HttpServletRequest request, HttpServletResponse response) { UserForm userForm = (UserForm) form; ArrayList userList = new ArrayList(); SessionFactory sf = new Configuration().configure() .buildSessionFactory(); Session session = sf.openSession(); Transaction tx = session.beginTransaction(); String sqlQuery = "from User"; Query lQuery = session.createQuery(sqlQuery); userList = (ArrayList) lQuery.list(); tx.commit(); session.close(); userForm.setUserList(userList); return mapping.findForward("main_user"); } }