Java tutorial
/** * Copyright 2002 Instituto Superior Tcnico * * This file is part of FenixEdu Core. * * FenixEdu Core is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * FenixEdu Core is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with FenixEdu Core. If not, see <http://www.gnu.org/licenses/>. */ /* * Created on 2003/12/04 * */ package net.sourceforge.fenixedu.presentationTier.Action.manager; import java.util.ArrayList; import java.util.Collection; import java.util.HashSet; import java.util.List; import java.util.Set; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.FenixServiceException; import net.sourceforge.fenixedu.applicationTier.Servico.manager.SetPersonRoles; import net.sourceforge.fenixedu.applicationTier.Servico.person.SearchPerson; import net.sourceforge.fenixedu.applicationTier.Servico.person.SearchPerson.SearchParameters; import net.sourceforge.fenixedu.applicationTier.Servico.person.SearchPerson.SearchPersonPredicate; import net.sourceforge.fenixedu.domain.Person; import net.sourceforge.fenixedu.domain.Role; import net.sourceforge.fenixedu.domain.RoleOperationLog; import net.sourceforge.fenixedu.presentationTier.Action.base.FenixDispatchAction; import net.sourceforge.fenixedu.presentationTier.Action.manager.ManagerApplications.ManagerPersonManagementApp; import net.sourceforge.fenixedu.presentationTier.Action.resourceAllocationManager.utils.PresentationConstants; import org.apache.commons.lang.StringUtils; import org.apache.struts.action.ActionError; import org.apache.struts.action.ActionErrors; 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 org.apache.struts.action.DynaActionForm; import org.fenixedu.bennu.portal.EntryPoint; import org.fenixedu.bennu.portal.StrutsFunctionality; import pt.ist.fenixWebFramework.struts.annotations.Forward; import pt.ist.fenixWebFramework.struts.annotations.Forwards; import pt.ist.fenixWebFramework.struts.annotations.Mapping; import pt.ist.fenixframework.FenixFramework; import pt.utl.ist.fenix.tools.util.CollectionPager; /** * @author Luis Cruz */ @StrutsFunctionality(app = ManagerPersonManagementApp.class, path = "manage-roles", titleKey = "label.manager.privilegesManagement") @Mapping(module = "manager", path = "/manageRoles", formBean = "rolesForm") @Forwards({ @Forward(name = "SelectUserPage", path = "/manager/manageRoles_bd.jsp"), @Forward(name = "ShowRoleOperationLogs", path = "/manager/showRoleOperationLogs.jsp"), @Forward(name = "Manage", path = "/manager/manageRoles_bd.jsp") }) public class ManageRolesDA extends FenixDispatchAction { @EntryPoint public ActionForward prepare(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { return mapping.findForward("SelectUserPage"); } public ActionForward showRoleOperationLogs(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { final String username = (String) getFromRequest(request, "username"); final String pageNumberString = (String) getFromRequest(request, "pageNumber"); final Integer pageNumber = !StringUtils.isEmpty(pageNumberString) ? Integer.valueOf(pageNumberString) : Integer.valueOf(1); final Person person = Person.readPersonByUsername(username); ArrayList<RoleOperationLog> listOfRoleOperationLog = person .getPersonRoleOperationLogArrayListOrderedByDate(); CollectionPager<RoleOperationLog> collectionPager = new CollectionPager<RoleOperationLog>( listOfRoleOperationLog != null ? listOfRoleOperationLog : new ArrayList<RoleOperationLog>(), 25); request.setAttribute("pageNumber", pageNumber); request.setAttribute("domainObjectActionLogs", collectionPager.getPage(pageNumber.intValue())); request.setAttribute("numberOfPages", Integer.valueOf(collectionPager.getNumberOfPages())); return mapping.findForward("ShowRoleOperationLogs"); } public ActionForward selectUser(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { final ActionErrors errors = new ActionErrors(); final DynaActionForm rolesForm = (DynaActionForm) form; final String username = (String) rolesForm.get("username"); final Person person = getPerson(rolesForm); final List<Role> roles; if (person == null) { roles = null; return showError(request, mapping, errors, "noUsername", new ActionError("error.noUsername", username)); } else { roles = new ArrayList<>(person.getPersonRolesSet()); // if (roles.size() <= 0) { // return showError(request, mapping, errors, "noRoles", new // ActionError("error.noRoles", null)); // } } final String[] roleOIDs = new String[roles.size()]; for (int i = 0; i < roles.size(); i++) { roleOIDs[i] = roles.get(i).getExternalId().toString(); } rolesForm.set("roleOIDs", roleOIDs); request.setAttribute("person", person); request.setAttribute(PresentationConstants.USERNAME, username); return prepareAddRoleToPerson(mapping, form, request, response); } private Person getPerson(final DynaActionForm dynaActionForm) throws FenixServiceException { return getPerson(dynaActionForm.getString("username"), dynaActionForm.getString("documentIdNumber")); } private Person getPerson(final String username, final String documentIdNumber) throws FenixServiceException { final SearchPerson.SearchParameters parameters = new SearchParameters(null, null, username, documentIdNumber, null, null, null, null, null, null, null, null, (String) null); final SearchPersonPredicate predicate = new SearchPerson.SearchPersonPredicate(parameters); final Collection<Person> persons = SearchPerson.runSearchPerson(parameters, predicate).getCollection(); return persons.isEmpty() ? null : persons.iterator().next(); } private ActionForward showError(final HttpServletRequest request, final ActionMapping mapping, final ActionErrors errors, final String key, ActionError error) { errors.add(key, error); saveErrors(request, errors); return mapping.getInputForward(); } public ActionForward prepareAddRoleToPerson(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { request.setAttribute(PresentationConstants.ROLES, rootDomainObject.getRolesSet()); return mapping.findForward("Manage"); } /** * Prepare information to show existing execution periods and working areas. * * @throws FenixServiceException * @ */ public ActionForward setPersonRoles(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws FenixServiceException { DynaActionForm rolesForm = (DynaActionForm) form; String[] roleOIDsAsStrings = (String[]) rolesForm.get("roleOIDs"); final Person person = getPerson(rolesForm); final Set<Role> roles = new HashSet<Role>(); for (final String roleId : roleOIDsAsStrings) { roles.add(FenixFramework.<Role>getDomainObject(roleId)); } try { SetPersonRoles.run(person, roles); } catch (Exception e) { ActionMessages messages = new ActionMessages(); messages.add("invalidRole", new ActionMessage("error.invalidRole")); saveMessages(request, messages); return mapping.getInputForward(); } return mapping.findForward("Manage"); } }