src/main/java/org/olat/modules/lecture/LectureService.java

.../java/org/olat/modules/lecture/_spring/lectureContext.xml

...ava/org/olat/modules/lecture/manager/LectureBlockDAO.java

.../org/olat/modules/lecture/manager/LectureServiceImpl.java

...ules/lecture/model/AggregatedLectureBlocksStatistics.java

.../java/org/olat/modules/lecture/model/LectureBlockLog.java

...modules/lecture/ui/AbstractTeacherOverviewController.java

...lat/modules/lecture/ui/RollCallInterceptorController.java

...at/modules/lecture/ui/TeacherLecturesTableController.java

...lat/modules/lecture/ui/_content/rollcall_interceptor.html

.../olat/modules/lecture/ui/_i18n/LocalStrings_de.properties

.../olat/modules/lecture/ui/_i18n/LocalStrings_en.properties

...org/olat/modules/lecture/manager/LectureBlockDAOTest.java

.../org/olat/modules/lecture/manager/LectureServiceTest.java

src/test/java/org/olat/restapi/LecturesBlocksTest.java