#70 added checking empty fields of deadline, fix bug on EventDto

src/main/java/ru/ulstu/conference/controller/ConferenceController.java

@@ -78,6 +78,12 @@ public class ConferenceController {
     @PostMapping(value = "/conference", params = "save")
     public String save(@Valid ConferenceDto conferenceDto, Errors errors) throws IOException {
         filterEmptyDeadlines(conferenceDto);
+        for (Deadline deadline : conferenceDto.getDeadlines()) {
+            if (deadline.getDate() == null || deadline.getDescription().isEmpty()) {
+                errors.rejectValue("deadlines", "errorCode", "Все поля дедлайна должны быть заполнены");
+                return CONFERENCE_PAGE;
+            }
+        }
         if (errors.hasErrors()) {
             return CONFERENCE_PAGE;
         }

src/main/java/ru/ulstu/timeline/model/EventDto.java

@@ -62,9 +62,13 @@ public class EventDto {
         this.createDate = event.getCreateDate();
         this.updateDate = event.getUpdateDate();
         this.description = event.getDescription();
-        this.paperDto = new PaperDto(event.getPaper());
         this.recipients = convert(event.getRecipients(), UserDto::new);
-        this.conferenceDto = new ConferenceDto(event.getConference());
+        if (paperDto != null) {
+            this.paperDto = new PaperDto(event.getPaper());
+        }
+        if (conferenceDto != null) {
+            this.conferenceDto = new ConferenceDto(event.getConference());
+        }
     }
 
     public Integer getId() {

src/main/resources/templates/conferences/conference.html

@@ -150,10 +150,10 @@
                                             </a>
                                             <a class="paper-name"
                                                th:unless="*{papers[__${rowStat.index}__].id !=null}">
+                                                <span th:replace="papers/fragments/paperStatusFragment :: paperStatus(paperStatus=*{papers[__${rowStat.index}__].status})"/>
                                                 <span th:text="*{papers[__${rowStat.index}__].title}">
                                                     Имя статьи
                                                 </span>
-                                                <img class="icon-paper" src="/img/conference/paper.png"/>
                                             </a>
                                             <input type="submit" class="icon icon-delete grey-border"
                                                    alt="Удалить" name="removePaper" th:value="${rowStat.index}"/>