Java tutorial
/** * Copyright 2002 Instituto Superior Tcnico * * This file is part of FenixEdu Academic. * * FenixEdu Academic 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 Academic 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 Academic. If not, see <http://www.gnu.org/licenses/>. */ package org.fenixedu.academic.ui.struts.action.publicRelationsOffice; import java.util.ArrayList; import java.util.List; import java.util.Map; import java.util.Map.Entry; import java.util.TreeMap; 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.fenixedu.academic.domain.Alumni; import org.fenixedu.academic.domain.Formation; import org.fenixedu.academic.domain.Qualification; import org.fenixedu.academic.domain.QueueJob; import org.fenixedu.academic.domain.alumni.AlumniReportFile; import org.fenixedu.academic.domain.alumni.AlumniReportFileBean; import org.fenixedu.academic.domain.person.RoleType; import org.fenixedu.academic.domain.student.Registration; import org.fenixedu.academic.dto.alumni.AlumniSearchBean; import org.fenixedu.academic.ui.struts.action.base.FenixDispatchAction; import org.fenixedu.academic.ui.struts.action.publicRelationsOffice.PublicRelationsApplication.PublicRelationsAlumniApp; import org.fenixedu.bennu.core.domain.Bennu; import org.fenixedu.bennu.struts.annotations.Forward; import org.fenixedu.bennu.struts.annotations.Forwards; import org.fenixedu.bennu.struts.annotations.Mapping; import org.fenixedu.bennu.struts.portal.EntryPoint; import org.fenixedu.bennu.struts.portal.StrutsFunctionality; import org.joda.time.DateTime; import org.joda.time.YearMonthDay; import pt.ist.fenixWebFramework.renderers.components.state.IViewState; import pt.ist.fenixWebFramework.renderers.utils.RenderUtils; import com.google.gson.JsonArray; import com.google.gson.JsonPrimitive; @StrutsFunctionality(app = PublicRelationsAlumniApp.class, path = "search", titleKey = "link.search.alumni") @Mapping(path = "/alumni", module = "publicRelations") @Forwards({ @Forward(name = "alumni.showAlumniStatistics", path = "/gep/alumni/alumniStatistics.jsp"), @Forward(name = "alumni.showAlumniDetails", path = "/gep/alumni/alumniDetails.jsp") }) public class AlumniInformationAction extends FenixDispatchAction { private final static String NOT_AVAILABLE = "n/a"; @StrutsFunctionality(app = PublicRelationsAlumniApp.class, path = "statistics", titleKey = "title.statistics") @Mapping(path = "/alumniStatistics", module = "publicRelations") public static class AlumniStatisticsAction extends AlumniInformationAction { @Override @EntryPoint public ActionForward showAlumniStatistics(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) { return super.showAlumniStatistics(mapping, actionForm, request, response); } } public ActionForward showAlumniStatistics(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) { Map<Long, Integer> registrationsByDay = new TreeMap<>(); int totalAlumniCount = Bennu.getInstance().getAlumnisSet().size(); int newAlumniCount = 0; int registeredAlumniCount = 0; for (Alumni alumni : Bennu.getInstance().getAlumnisSet()) { if (alumni.hasStartedPublicRegistry()) { newAlumniCount++; } if (alumni.hasFinishedPublicRegistry()) { registeredAlumniCount++; } DateTime whenRegistered = alumni.getRegisteredWhen(); if (whenRegistered != null) { // long time = // whenRegistered.toLocalDate().toDateTimeAtStartOfDay().getMillis(); long time = whenRegistered.toDateMidnight().getMillis(); Integer count = registrationsByDay.get(time); registrationsByDay.put(time, count == null ? 1 : count + 1); } } int jobCount = Bennu.getInstance().getJobsSet().size(); int formationCount = 0; for (Qualification q : Bennu.getInstance().getQualificationsSet()) { if (q.getClass().equals(Formation.class)) { formationCount++; } } request.setAttribute("chartData", createJsonArray(registrationsByDay)); request.setAttribute("statistics1", RoleType.ALUMNI.actualGroup().getMembers().distinct().count()); request.setAttribute("statistics2", totalAlumniCount); request.setAttribute("statistics3", newAlumniCount); request.setAttribute("statistics4", registeredAlumniCount); request.setAttribute("statistics5", jobCount); request.setAttribute("statistics6", formationCount); request.setAttribute("doneJobs", AlumniReportFile.readDoneJobs()); request.setAttribute("undoneJobs", AlumniReportFile.readUndoneJobs()); request.setAttribute("canRequestReport", AlumniReportFile.canRequestReport()); return mapping.findForward("alumni.showAlumniStatistics"); } private String createJsonArray(Map<Long, Integer> registrationsByDay) { JsonArray data = new JsonArray(); for (Entry<Long, Integer> entry : registrationsByDay.entrySet()) { JsonArray dataEntry = new JsonArray(); dataEntry.add(new JsonPrimitive(entry.getKey())); dataEntry.add(new JsonPrimitive(entry.getValue())); data.add(dataEntry); } return data.toString(); } public ActionForward generateRegisteredAlumniPartialReport(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) { AlumniReportFileBean.launchJob(false, true); return showAlumniStatistics(mapping, actionForm, request, response); } public ActionForward generateRegisteredAlumniFullReport(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) { AlumniReportFileBean.launchJob(true, true); return showAlumniStatistics(mapping, actionForm, request, response); } public ActionForward generateAllAlumni(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) { AlumniReportFileBean.launchJob(true, false); return showAlumniStatistics(mapping, actionForm, request, response); } public ActionForward cancel(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) { QueueJob job = getDomainObject(request, "jobId"); job.cancel(); return showAlumniStatistics(mapping, actionForm, request, response); } @EntryPoint public ActionForward searchAlumni(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) throws Exception { AlumniSearchBean searchBean; final IViewState viewState = RenderUtils.getViewState("searchAlumniBean"); if (viewState != null) { searchBean = (AlumniSearchBean) viewState.getMetaObject().getObject(); } else { searchBean = new AlumniSearchBean(); } List<Registration> registrations = Alumni.readRegistrations(searchBean); searchBean.setAlumni(new ArrayList<>(registrations)); java.util.List<AlumniSearchResultItemBean> alumniSearchResultItems = new java.util.ArrayList<>(); for (Registration registration : registrations) { alumniSearchResultItems.add(new AlumniSearchResultItemBean(registration)); } RenderUtils.invalidateViewState(); request.setAttribute("searchAlumniBean", searchBean); request.setAttribute("alumniResultItems", alumniSearchResultItems); return mapping.findForward("alumni.showAlumniDetails"); } public ActionForward searchAlumniError(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) throws Exception { request.setAttribute("searchAlumniBean", getFromRequest(request, "searchAlumniBean")); return mapping.findForward("alumni.showAlumniDetails"); } public static class AlumniSearchResultItemBean implements java.io.Serializable { private final Registration registration; public AlumniSearchResultItemBean(final Registration registration) { this.registration = registration; } public String getName() { return this.registration.getPerson().getName(); } public String getDegree() { return registration.getDegree().getPresentationName(); } public String getStartYear() { return registration.getStartExecutionYear().getYear(); } public YearMonthDay getConclusionDateForBolonha() { return this.registration.getConclusionDateForBolonha(); } public Boolean getActiveAlumni() { return this.registration.getStudent().getActiveAlumni(); } public String getEmail() { if (registration.getPerson().getDefaultEmailAddress() == null) { return NOT_AVAILABLE; } return registration.getPerson().getDefaultEmailAddress().getValue(); } public String getMobilePhone() { if (registration.getPerson().getDefaultMobilePhone() == null) { return NOT_AVAILABLE; } return registration.getPerson().getDefaultMobilePhone().getNumber(); } } }