address sonar bugs

src/main/java/at/ac/uibk/gitsearch/service/edu_sharing/EduSharingService.java

@@ -60,7 +60,7 @@ import org.springframework.web.util.UriComponentsBuilder;
 
 @Service
 @Validated
-@SuppressWarnings({ "PMD.AvoidDuplicateLiterals", "PMD.TooManyMethods" })
+@SuppressWarnings({ "PMD.AvoidDuplicateLiterals", "PMD.TooManyMethods", "PMD.CyclomaticComplexity" })
 public class EduSharingService {
 
   private static final String DEFAULT_VERSION = "1.4";
@@ -365,7 +365,7 @@ public class EduSharingService {
     return dto;
   }
 
-  @SuppressWarnings({ "PMD.AvoidCatchingGenericException", "PMD.PreserveStackTrace" })
+  @SuppressWarnings({ "PMD.AvoidCatchingGenericException", "PMD.PreserveStackTrace", "PMD.ConfusingTernary" })
   private void deleteNodeSilently(@NotNull String nodeId) {
     try {
       final var uri = UriComponentsBuilder
@@ -378,8 +378,8 @@ public class EduSharingService {
 
       ResponseEntity<String> response = answer.toEntity(String.class).block();
       if (response == null || !response.getStatusCode().is2xxSuccessful()) {
-        LOGGER.error("DELETE request to " + uri + " failed!");
-        LOGGER.error(response.getBody());
+        String responseText = response != null ? response.getBody() : "Null response";
+        LOGGER.error("DELETE request to " + uri + " failed! Response: " + responseText);
       }
     } catch (final Exception e) {
       LOGGER.error("Error on deleteNode for resource " + nodeId, e);
@@ -566,6 +566,7 @@ public class EduSharingService {
       .block();
   }
 
+  @SuppressWarnings("PMD.ConfusingTernary")
   private void addOrUpdatePermissionsToCuratorGroup(@NotNull final String nodeId) throws JsonProcessingException {
     final GetPermissionAnswerDTO currentPermissions = getCurrentPermissionsForNode(nodeId);
     LocalPermissionDTO localPermissions = currentPermissions.getLocalPermissions();
@@ -590,8 +591,8 @@ public class EduSharingService {
 
     ResponseEntity<String> response = answer.toEntity(String.class).block();
     if (response == null || !response.getStatusCode().is2xxSuccessful()) {
-      LOGGER.error("POST request to " + uri + " failed!");
-      LOGGER.error(response.getBody());
+      String responseText = response != null ? response.getBody() : "Null response";
+      LOGGER.error("POST request to " + uri + " failed! Response: " + responseText);
     }
   }
 

src/main/webapp/app/exercise/exercise-details/exerciseComponents/exercise-body.component.html

@@ -362,7 +362,7 @@
       </h6>
 
       <span *ngIf="eduSharingStatus?.publishedCopies?.length == 0">
-        <i>{{ 'exercise.export.edu-sharing.publishedProjects.noEntries' | translate }}</i>
+        <em>{{ 'exercise.export.edu-sharing.publishedProjects.noEntries' | translate }}</em>
       </span>
 
       <table