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 27/Ago/2003 */ package org.fenixedu.academic.ui.struts.action.student.onlineTests; import java.io.OutputStream; import java.text.DecimalFormat; import java.util.ArrayList; import java.util.Calendar; import java.util.Collections; import java.util.List; import java.util.Map; import java.util.Set; import javax.servlet.ServletOutputStream; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; 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.fenixedu.academic.domain.ExecutionCourse; import org.fenixedu.academic.domain.ExecutionYear; import org.fenixedu.academic.domain.Person; import org.fenixedu.academic.domain.onlineTests.DistributedTest; import org.fenixedu.academic.domain.onlineTests.StudentTestLog; import org.fenixedu.academic.domain.onlineTests.StudentTestQuestion; import org.fenixedu.academic.domain.student.Registration; import org.fenixedu.academic.domain.student.Student; import org.fenixedu.academic.dto.comparators.CalendarDateComparator; import org.fenixedu.academic.dto.comparators.CalendarHourComparator; import org.fenixedu.academic.dto.onlineTests.InfoSiteStudentTestFeedback; import org.fenixedu.academic.dto.onlineTests.RegistrationDistributedTests; import org.fenixedu.academic.dto.student.RegistrationSelectExecutionYearBean; import org.fenixedu.academic.predicate.IllegalDataAccessException; import org.fenixedu.academic.service.services.exceptions.FenixServiceException; import org.fenixedu.academic.service.services.exceptions.InvalidArgumentsServiceException; import org.fenixedu.academic.service.services.exceptions.NotAuthorizedException; import org.fenixedu.academic.service.services.exceptions.tests.NotAuthorizedStudentToDoTestException; import org.fenixedu.academic.service.services.student.onlineTests.CleanSubQuestions; import org.fenixedu.academic.service.services.student.onlineTests.GiveUpQuestion; import org.fenixedu.academic.service.services.student.onlineTests.InsertStudentTestResponses; import org.fenixedu.academic.service.services.student.onlineTests.ReadExecutionCoursesByStudentTests; import org.fenixedu.academic.service.services.student.onlineTests.ReadStudentTest; import org.fenixedu.academic.service.services.student.onlineTests.ReadStudentTestQuestionImage; import org.fenixedu.academic.ui.struts.action.base.FenixDispatchAction; import org.fenixedu.academic.ui.struts.action.exceptions.FenixActionException; import org.fenixedu.academic.ui.struts.action.student.StudentApplication.StudentSubmitApp; import org.fenixedu.academic.util.report.ReportsUtils; import org.fenixedu.academic.util.tests.CardinalityType; import org.fenixedu.academic.util.tests.QuestionType; import org.fenixedu.academic.util.tests.Response; import org.fenixedu.academic.util.tests.ResponseLID; import org.fenixedu.academic.util.tests.ResponseNUM; import org.fenixedu.academic.util.tests.ResponseSTR; import org.fenixedu.bennu.core.domain.User; 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 pt.ist.fenixframework.FenixFramework; import com.google.common.io.BaseEncoding; /** * @author Susana Fernandes */ @StrutsFunctionality(app = StudentSubmitApp.class, path = "tests", titleKey = "link.tests") @Mapping(module = "student", path = "/studentTests", input = "/studentTests.do?method=prepareToDoTest", formBean = "studentTestForm", validate = false) @Forwards({ @Forward(name = "testsFirstPage", path = "/student/onlineTests/testsFirstPage_bd.jsp"), @Forward(name = "viewStudentExecutionCoursesWithTests", path = "/student/onlineTests/viewStudentExecutionCoursesWithTests_bd.jsp"), @Forward(name = "testError", path = "/student/onlineTests/testError_bd.jsp"), @Forward(name = "studentFeedback", path = "/student/onlineTests/showStudentTestFeedback_bd.jsp"), @Forward(name = "showTestCorrection", path = "/student/onlineTests/showTestCorrection_bd.jsp"), @Forward(name = "doTest", path = "/student/onlineTests/doTest_bd.jsp"), @Forward(name = "giveUpQuestion", path = "/student/onlineTests/giveUpQuestion.jsp") }) public class StudentTestsAction extends FenixDispatchAction { @EntryPoint public ActionForward viewStudentExecutionCoursesWithTests(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { final User userView = getUserView(request); final Student student = userView.getPerson().getStudent(); RegistrationSelectExecutionYearBean registrationSelectExecutionYearBean = new RegistrationSelectExecutionYearBean( student.getRegistrationsSet().iterator().next()); ExecutionYear executionYear = getRenderedObject(); if (executionYear == null) { executionYear = ExecutionYear.readCurrentExecutionYear(); } registrationSelectExecutionYearBean.setExecutionYear(executionYear); request.setAttribute("registrationSelectExecutionYearBean", registrationSelectExecutionYearBean); Set<ExecutionCourse> studentExecutionCoursesList = ReadExecutionCoursesByStudentTests.run(student, executionYear); request.setAttribute("studentExecutionCoursesList", studentExecutionCoursesList); return mapping.findForward("viewStudentExecutionCoursesWithTests"); } public ActionForward testsFirstPage(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws FenixActionException { final User userView = getUserView(request); final String objectCode = request.getParameter("objectCode"); final ExecutionCourse executionCourse = FenixFramework.getDomainObject(objectCode); final Student student = userView.getPerson().getStudent(); Map<Registration, Set<DistributedTest>> distributedTestList = DistributedTest .getDistributedTestsByExecutionCourse(student, executionCourse); List<RegistrationDistributedTests> tests = new ArrayList<RegistrationDistributedTests>(); for (Registration registration : distributedTestList.keySet()) { List<DistributedTest> testToDoList = new ArrayList<DistributedTest>(); List<DistributedTest> doneTestsList = new ArrayList<DistributedTest>(); Set<DistributedTest> distributedTests = distributedTestList.get(registration); for (DistributedTest distributedTest : distributedTests) { if (testsToDo(distributedTest) && registration.isActive()) { testToDoList.add(distributedTest); } else if (doneTests(distributedTest)) { doneTestsList.add(distributedTest); } } tests.add(new RegistrationDistributedTests(registration, testToDoList, doneTestsList)); } request.setAttribute("tests", tests); request.setAttribute("objectCode", objectCode); return mapping.findForward("testsFirstPage"); } private boolean testsToDo(DistributedTest distributedTest) { Calendar calendar = Calendar.getInstance(); CalendarDateComparator dateComparator = new CalendarDateComparator(); CalendarHourComparator hourComparator = new CalendarHourComparator(); if (dateComparator.compare(calendar, distributedTest.getBeginDate()) >= 0) { if (dateComparator.compare(calendar, distributedTest.getBeginDate()) == 0) { if (hourComparator.compare(calendar, distributedTest.getBeginHour()) < 0) { return false; } } if (dateComparator.compare(calendar, distributedTest.getEndDate()) <= 0) { if (dateComparator.compare(calendar, distributedTest.getEndDate()) == 0) { if (hourComparator.compare(calendar, distributedTest.getEndHour()) <= 0) { return true; } return false; } return true; } } return false; } private boolean doneTests(DistributedTest distributedTest) { Calendar calendar = Calendar.getInstance(); CalendarDateComparator dateComparator = new CalendarDateComparator(); CalendarHourComparator hourComparator = new CalendarHourComparator(); if (dateComparator.compare(calendar, distributedTest.getEndDate()) <= 0) { if (dateComparator.compare(calendar, distributedTest.getEndDate()) == 0) { if (hourComparator.compare(calendar, distributedTest.getEndHour()) <= 0) { return false; } return true; } return false; } return true; } public ActionForward prepareToDoTest(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws FenixActionException { String testCode = request.getParameter("testCode"); request.setAttribute("date", getDate()); final DistributedTest distributedTest = FenixFramework.getDomainObject(testCode); if (distributedTest == null) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } final Registration registration = getRegistration(request); if (registration == null) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } List<StudentTestQuestion> studentTestQuestionList = null; try { studentTestQuestionList = ReadStudentTest.runReadStudentTestToDo(registration, distributedTest, new Boolean(true)); } catch (NotAuthorizedException e) { request.setAttribute("cantDoTest", new Boolean(true)); return mapping.findForward("testError"); } catch (InvalidArgumentsServiceException e) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } catch (FenixServiceException e) { throw new FenixActionException(e); } Collections.sort(studentTestQuestionList, StudentTestQuestion.COMPARATOR_BY_TEST_QUESTION_ORDER); request.setAttribute("studentTestQuestionList", studentTestQuestionList); for (int i = 0; i < studentTestQuestionList.size(); i++) { StudentTestQuestion studentTestQuestion = studentTestQuestionList.get(i); if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getType() .intValue() == QuestionType.STR) { ResponseSTR responseSTR = new ResponseSTR(); responseSTR.setResponsed(false); if (studentTestQuestion.getResponse() != null && ((ResponseSTR) studentTestQuestion.getResponse()).getResponse() != null) { responseSTR = ((ResponseSTR) studentTestQuestion.getResponse()); } request.setAttribute("question" + i, responseSTR.getResponse()); } else if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getType() .intValue() == QuestionType.NUM) { ResponseNUM responseNUM = new ResponseNUM(); responseNUM.setResponsed(false); if (studentTestQuestion.getResponse() != null && ((ResponseNUM) studentTestQuestion.getResponse()).getResponse() != null) { responseNUM = (ResponseNUM) studentTestQuestion.getResponse(); } request.setAttribute("question" + i, responseNUM.getResponse()); } else if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getType() .intValue() == QuestionType.LID) { ResponseLID responseLID = new ResponseLID(); if (studentTestQuestion.getResponse() != null && ((ResponseLID) studentTestQuestion.getResponse()).getResponse() != null) { responseLID = (ResponseLID) studentTestQuestion.getResponse(); if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getCardinalityType().getType() .intValue() == CardinalityType.SINGLE) { if (((ResponseLID) studentTestQuestion.getResponse()).getResponse().length != 0) { request.setAttribute("question" + i, responseLID.getResponse()[0]); } } else { request.setAttribute("question" + i, responseLID.getResponse()); } } else { request.setAttribute("question" + i, null); } } } request.setAttribute("studentTestForm", form); return mapping.findForward("doTest"); } public ActionForward showImage(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws FenixActionException { final String testCode = request.getParameter("testCode"); final String exerciseId = request.getParameter("exerciseCode"); final Integer imgCode = getRequestParameterAsInteger(request, "imgCode"); final String imgTypeString = request.getParameter("imgType"); final Integer feedbackId = getRequestParameterAsInteger(request, "feedbackCode"); final Integer itemIndex = getRequestParameterAsInteger(request, "item"); final DistributedTest distributedTest = FenixFramework.getDomainObject(testCode); if (distributedTest == null) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } final Registration registration = getRegistration(request); if (registration == null) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } String img = null; try { img = ReadStudentTestQuestionImage.run(registration.getExternalId(), distributedTest.getExternalId(), exerciseId, imgCode, feedbackId, itemIndex); } catch (FenixServiceException e) { throw new FenixActionException(e); } byte[] imageData = BaseEncoding.base64().decode(img); try { response.reset(); response.setContentType(imgTypeString); response.setContentLength(imageData.length); response.setBufferSize(imageData.length); StringBuilder imageName = new StringBuilder(); imageName.append("image").append(exerciseId).append(imgCode); if (feedbackId != null) { imageName.append("_").append(feedbackId); } imageName.append(".") .append(imgTypeString.substring(imgTypeString.lastIndexOf("/") + 1, imgTypeString.length())); response.setHeader("Content-disposition", "attachment; filename=" + imageName.toString()); OutputStream os = response.getOutputStream(); os.write(imageData, 0, imageData.length); response.flushBuffer(); } catch (java.io.IOException e) { throw new FenixActionException(e); } return null; } protected Integer getRequestParameterAsInteger(HttpServletRequest request, String parameterName) { final String requestParameter = request.getParameter(parameterName); if (!StringUtils.isEmpty(requestParameter)) { return Integer.valueOf(requestParameter); } else { return null; } } public ActionForward doTest(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws FenixActionException { final String objectCode = request.getParameter("objectCode"); final Integer studentCode = new Integer(request.getParameter("studentCode")); request.setAttribute("date", getDate()); String testCode = request.getParameter("testCode"); final DistributedTest distributedTest = FenixFramework.getDomainObject(testCode); if (distributedTest == null) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } request.setAttribute("distributedTest", distributedTest); final Registration registration = getRegistration(request); if (registration == null) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } List<StudentTestQuestion> studentTestQuestionList; try { studentTestQuestionList = ReadStudentTest.runReadStudentTestToDo(registration, testCode, new Boolean(false)); } catch (NotAuthorizedException e) { request.setAttribute("cantDoTest", new Boolean(true)); return mapping.findForward("testError"); } catch (FenixServiceException e) { throw new FenixActionException(e); } Response[] userResponse = new Response[studentTestQuestionList.size()]; for (int i = 0; i < studentTestQuestionList.size(); i++) { StudentTestQuestion studentTestQuestion = studentTestQuestionList.get(i); int order = studentTestQuestion.getTestQuestionOrder().intValue() - 1; if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getType() .intValue() == QuestionType.STR) { String responseOp = request.getParameter("question" + order); ResponseSTR responseSTR = null; if (responseOp != null && responseOp.length() != 0) { responseSTR = new ResponseSTR(responseOp); } else { responseSTR = new ResponseSTR(); responseSTR.setResponsed(false); } userResponse[order] = responseSTR; } else if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getType() .intValue() == QuestionType.NUM) { String responseOp = request.getParameter("question" + order); ResponseNUM responseNUM = null; if (responseOp != null && responseOp.length() != 0) { responseNUM = new ResponseNUM(responseOp); } else { responseNUM = new ResponseNUM(); responseNUM.setResponsed(false); } userResponse[order] = responseNUM; } else if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getType() .intValue() == QuestionType.LID) { String[] responseOp = request.getParameterValues("question" + order); ResponseLID responseLID = null; if (responseOp != null && responseOp.length != 0) { responseLID = new ResponseLID(responseOp); } else { responseLID = new ResponseLID(); responseLID.setResponsed(false); } userResponse[order] = responseLID; } } InfoSiteStudentTestFeedback infoSiteStudentTestFeedback; List<StudentTestQuestion> infoStudentTestQuestionList; try { infoSiteStudentTestFeedback = InsertStudentTestResponses.run(registration, studentCode, testCode, userResponse); infoStudentTestQuestionList = ReadStudentTest.runReadStudentTestToDo(registration, testCode, new Boolean(false)); } catch (NotAuthorizedException e) { request.setAttribute("cantDoTest", new Boolean(true)); return mapping.findForward("testError"); } catch (NotAuthorizedStudentToDoTestException e) { ActionErrors actionErrors = new ActionErrors(); actionErrors.add("error.invalid.session", new ActionError("error.invalid.session")); saveErrors(request, actionErrors); return mapping.findForward("logoff"); } catch (FenixServiceException e) { throw new FenixActionException(e); } Collections.sort(infoStudentTestQuestionList, StudentTestQuestion.COMPARATOR_BY_TEST_QUESTION_ORDER); request.setAttribute("objectCode", objectCode); request.setAttribute("testCode", testCode); if (infoSiteStudentTestFeedback != null) { for (int i = 0; i < infoStudentTestQuestionList.size(); i++) { StudentTestQuestion studentTestQuestion = infoStudentTestQuestionList.get(i); if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getType() .intValue() == QuestionType.STR) { if ((ResponseSTR) studentTestQuestion.getResponse() != null) { request.setAttribute("question" + i, ((ResponseSTR) studentTestQuestion.getResponse()).getResponse()); } else { request.setAttribute("question" + i, ""); } } else if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getType() .intValue() == QuestionType.NUM) { if ((ResponseNUM) studentTestQuestion.getResponse() != null) { request.setAttribute("question" + i, ((ResponseNUM) studentTestQuestion.getResponse()).getResponse()); } else { request.setAttribute("question" + i, ""); } } else if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getType() .intValue() == QuestionType.LID) { if ((ResponseLID) studentTestQuestion.getResponse() != null) { if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getCardinalityType() .getType().intValue() == CardinalityType.SINGLE) { request.setAttribute("question" + i, ((ResponseLID) studentTestQuestion.getResponse()).getResponse()[0]); } else { request.setAttribute("question" + i, ((ResponseLID) studentTestQuestion.getResponse()).getResponse()); } } else { request.setAttribute("question" + i, ""); } } } infoSiteStudentTestFeedback.setStudentTestQuestionList(infoStudentTestQuestionList); request.setAttribute("infoSiteStudentTestFeedback", infoSiteStudentTestFeedback); } return mapping.findForward("studentFeedback"); } public ActionForward exportChecksum(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { final String logId = request.getParameter("logId"); final User userView = getUserView(request); if (logId != null && logId.length() != 0) { StudentTestLog studentTestLog = FenixFramework.getDomainObject(logId); if (studentTestLog.getStudent().getPerson().equals(userView.getPerson())) { List<StudentTestLog> studentTestLogs = new ArrayList<StudentTestLog>(); studentTestLogs.add(studentTestLog); byte[] data = ReportsUtils .generateReport("org.fenixedu.academic.domain.onlineTests.StudentTestLog.checksumReport", null, studentTestLogs) .getData(); response.setContentType("application/pdf"); response.addHeader("Content-Disposition", "attachment; filename=" + studentTestLog.getStudent().getNumber() + ".pdf"); response.setContentLength(data.length); ServletOutputStream writer = response.getOutputStream(); writer.write(data); writer.flush(); writer.close(); response.flushBuffer(); return mapping.findForward(""); } } return null; } public ActionForward prepareToGiveUp(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws FenixActionException { request.setAttribute("testCode", request.getParameter("testCode")); request.setAttribute("exerciseCode", request.getParameter("exerciseCode")); request.setAttribute("item", request.getParameter("item")); request.setAttribute("objectCode", request.getParameter("objectCode")); return mapping.findForward("giveUpQuestion"); } public ActionForward giveUp(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws FenixActionException { request.setAttribute("exerciseCode", request.getParameter("exerciseCode")); request.setAttribute("item", request.getParameter("item")); final User userView = getUserView(request); String testCode = null; String exerciseCode = null; Integer itemCode = null; try { testCode = request.getParameter("testCode"); exerciseCode = request.getParameter("exerciseCode"); itemCode = new Integer(request.getParameter("item")); } catch (NumberFormatException e) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } DistributedTest distributedTest = FenixFramework.getDomainObject(testCode); if (distributedTest == null) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } Registration registration = Registration.readByUsername(userView.getUsername()); try { GiveUpQuestion.run(registration, distributedTest, exerciseCode, itemCode); } catch (IllegalDataAccessException e) { request.setAttribute("cantDoTest", new Boolean(true)); return mapping.findForward("testError"); } catch (InvalidArgumentsServiceException e) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } catch (FenixServiceException e) { throw new FenixActionException(e); } return prepareToDoTest(mapping, form, request, response); } public ActionForward cleanSubQuestions(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws FenixActionException { request.setAttribute("exerciseCode", request.getParameter("exerciseCode")); request.setAttribute("item", request.getParameter("item")); String testCode = null; String exerciseCode = null; Integer itemCode = null; try { testCode = request.getParameter("testCode"); exerciseCode = request.getParameter("exerciseCode"); itemCode = new Integer(request.getParameter("item")); } catch (NumberFormatException e) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } DistributedTest distributedTest = FenixFramework.getDomainObject(testCode); if (distributedTest == null) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } final Registration registration = getRegistration(request); if (registration == null) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } try { CleanSubQuestions.run(registration, distributedTest, exerciseCode, itemCode); } catch (IllegalDataAccessException e) { request.setAttribute("cantDoTest", new Boolean(true)); return mapping.findForward("testError"); } catch (InvalidArgumentsServiceException e) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } catch (FenixServiceException e) { throw new FenixActionException(e); } return prepareToDoTest(mapping, form, request, response); } public ActionForward showTestCorrection(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws FenixActionException { String testCode = request.getParameter("testCode"); final DistributedTest distributedTest = FenixFramework.getDomainObject(testCode); if (distributedTest == null) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } final Registration registration = getRegistration(request); if (registration == null) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } List<StudentTestQuestion> studentTestQuestionList = null; try { studentTestQuestionList = ReadStudentTest.runReadStudentTestForCorrection(registration, distributedTest, new Boolean(false)); } catch (InvalidArgumentsServiceException e) { request.setAttribute("invalidTest", new Boolean(true)); return mapping.findForward("testError"); } catch (NotAuthorizedException e) { request.setAttribute("cantShowTestCorrection", new Boolean(true)); return mapping.findForward("testError"); } catch (FenixServiceException e) { throw new FenixActionException(e); } Collections.sort(studentTestQuestionList, StudentTestQuestion.COMPARATOR_BY_TEST_QUESTION_ORDER); request.setAttribute("studentTestQuestionList", studentTestQuestionList); Double classification = new Double(0); for (int i = 0; i < studentTestQuestionList.size(); i++) { StudentTestQuestion studentTestQuestion = studentTestQuestionList.get(i); if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getType() .intValue() == QuestionType.STR) { ResponseSTR responseSTR = new ResponseSTR(); responseSTR.setResponsed(false); if (studentTestQuestion.getResponse() != null && ((ResponseSTR) studentTestQuestion.getResponse()).getResponse() != null) { responseSTR = ((ResponseSTR) studentTestQuestion.getResponse()); } request.setAttribute("question" + i, responseSTR.getResponse()); } else if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getType() .intValue() == QuestionType.NUM) { ResponseNUM responseNUM = new ResponseNUM(); responseNUM.setResponsed(false); if (studentTestQuestion.getResponse() != null && ((ResponseNUM) studentTestQuestion.getResponse()).getResponse() != null) { responseNUM = (ResponseNUM) studentTestQuestion.getResponse(); } request.setAttribute("question" + i, responseNUM.getResponse()); } else if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getType() .intValue() == QuestionType.LID) { ResponseLID responseLID = new ResponseLID(); if (studentTestQuestion.getResponse() != null && ((ResponseLID) studentTestQuestion.getResponse()).getResponse() != null) { responseLID = (ResponseLID) studentTestQuestion.getResponse(); if (studentTestQuestion.getSubQuestionByItem().getQuestionType().getCardinalityType().getType() .intValue() == CardinalityType.SINGLE) { if (((ResponseLID) studentTestQuestion.getResponse()).getResponse().length != 0) { request.setAttribute("question" + i, responseLID.getResponse()[0]); } } else { request.setAttribute("question" + i, responseLID.getResponse()); } } else { request.setAttribute("question" + i, null); } } if (studentTestQuestion.getTestQuestionMark() != null) { classification = new Double( classification.doubleValue() + studentTestQuestion.getTestQuestionMark().doubleValue()); } } final DecimalFormat df = new DecimalFormat("#0.##"); if (classification.doubleValue() < 0) { classification = new Double(0); } request.setAttribute("classification", df.format(classification)); return mapping.findForward("showTestCorrection"); } private String getDate() { String result = new String(); final Calendar calendar = Calendar.getInstance(); result += calendar.get(Calendar.DAY_OF_MONTH); result += "/"; result += calendar.get(Calendar.MONTH) + 1; result += "/"; result += calendar.get(Calendar.YEAR); result += " "; result += calendar.get(Calendar.HOUR_OF_DAY); result += ":"; if (calendar.get(Calendar.MINUTE) < 10) { result += "0"; } result += calendar.get(Calendar.MINUTE); result += ":"; if (calendar.get(Calendar.SECOND) < 10) { result += "0"; } result += calendar.get(Calendar.SECOND); return result; } private Registration getRegistration(HttpServletRequest request) { String registrationCode = request.getParameter("student"); final Registration registration = FenixFramework.getDomainObject(registrationCode); if (registration == null) { return null; } Person person = Person.readPersonByUsername(getUserView(request).getUsername()); if (!person.getStudent().equals(registration.getStudent())) { return null; } return registration; } }