refactor method to overload

src/main/java/de/tum/cit/aet/artemis/iris/service/pyris/PyrisDTOService.java

@@ -66,7 +66,7 @@ public PyrisProgrammingExerciseDTO toPyrisProgrammingExerciseDTO(ProgrammingExer
         catch (GitAPIException e) {
             log.error("Could not fetch existing test repository", e);
         }
-        var testsRepositoryContents = testRepo.map((Repository repository) -> repositoryService.getFilesContentFromWorkingCopy(repository, false)).orElse(Map.of());
+        var testsRepositoryContents = testRepo.map((Repository repository) -> repositoryService.getFilesContentFromWorkingCopy(repository)).orElse(Map.of());
 
         return new PyrisProgrammingExerciseDTO(exercise.getId(), exercise.getTitle(), exercise.getProgrammingLanguage(), templateRepositoryContents, solutionRepositoryContents,
                 testsRepositoryContents, exercise.getProblemStatement(), toInstant(exercise.getReleaseDate()), toInstant(exercise.getDueDate()));
@@ -157,7 +157,7 @@ private Map<String, String> getRepositoryContents(ProgrammingExerciseParticipati
                 }).orElse(Map.of());
             }
             else {
-                return Optional.ofNullable(gitService.getOrCheckoutRepository(repositoryUri, true)).map(repo -> repositoryService.getFilesContentFromWorkingCopy(repo, false))
+                return Optional.ofNullable(gitService.getOrCheckoutRepository(repositoryUri, true)).map(repo -> repositoryService.getFilesContentFromWorkingCopy(repo))
                         .orElse(Map.of());
             }
         }

src/main/java/de/tum/cit/aet/artemis/programming/service/RepositoryService.java

@@ -12,6 +12,7 @@
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 import java.util.stream.Collectors;
@@ -140,7 +141,7 @@ public Map<String, String> getFilesContentAtCommit(ProgrammingExercise programmi
                 repository = gitService.checkoutRepositoryAtCommit(participation.getVcsRepositoryUri(), commitId, true);
             }
             // Get the files content from the working copy of the repository
-            Map<String, String> filesWithContent = getFilesContentFromWorkingCopy(repository, false);
+            Map<String, String> filesWithContent = getFilesContentFromWorkingCopy(repository);
             // Switch back to the default branch head
             gitService.switchBackToDefaultBranchHead(repository);
             return filesWithContent;
@@ -159,6 +160,10 @@ public Map<String, String> getFilesContentAtCommit(ProgrammingExercise programmi
      */
     public Map<String, String> getFilesContentFromWorkingCopy(Repository repository, boolean omitBinaries) {
         var files = gitService.listFilesAndFolders(repository, omitBinaries).entrySet().stream().filter(entry -> entry.getValue() == FileType.FILE).map(Map.Entry::getKey).toList();
+        return getFileListWithContent(files);
+    }
+
+    private Map<String, String> getFileListWithContent(List<File> files) {
         Map<String, String> fileListWithContent = new HashMap<>();
 
         files.forEach(file -> {
@@ -172,6 +177,11 @@ public Map<String, String> getFilesContentFromWorkingCopy(Repository repository,
         return fileListWithContent;
     }
 
+    public Map<String, String> getFilesContentFromWorkingCopy(Repository repository) {
+        var files = gitService.listFilesAndFolders(repository, false).entrySet().stream().filter(entry -> entry.getValue() == FileType.FILE).map(Map.Entry::getKey).toList();
+        return getFileListWithContent(files);
+    }
+
     /**
      * Retrieves a mapping of file paths to their content for a specific commit in a bare Git repository.
      * This method extracts file content by traversing the repository's tree from the specified commit.

src/main/java/de/tum/cit/aet/artemis/programming/service/hestia/TestwiseCoverageService.java

@@ -225,7 +225,7 @@ private Map<String, Integer> getLineCountByFilePath(ProgrammingSubmission submis
             var solutionRepo = gitService.getOrCheckoutRepository(solutionParticipation.getVcsRepositoryUri(), true);
             gitService.resetToOriginHead(solutionRepo);
             gitService.pullIgnoreConflicts(solutionRepo);
-            var solutionFiles = repositoryService.getFilesContentFromWorkingCopy(solutionRepo, false);
+            var solutionFiles = repositoryService.getFilesContentFromWorkingCopy(solutionRepo);
             var result = new HashMap<String, Integer>();
             solutionFiles.forEach((filePath, value) -> {
                 // do not count lines for non-java/kotlin files

src/main/java/de/tum/cit/aet/artemis/programming/service/hestia/behavioral/BehavioralTestCaseService.java

@@ -192,7 +192,7 @@ private Map<String, String> readSolutionRepo(ProgrammingExercise programmingExer
             gitService.resetToOriginHead(solutionRepo);
             gitService.pullIgnoreConflicts(solutionRepo);
 
-            return repositoryService.getFilesContentFromWorkingCopy(solutionRepo, false);
+            return repositoryService.getFilesContentFromWorkingCopy(solutionRepo);
         }
         catch (GitAPIException e) {
             throw new BehavioralSolutionEntryGenerationException("Error while reading solution repository", e);

src/main/java/de/tum/cit/aet/artemis/programming/web/ProgrammingExerciseResource.java

@@ -834,7 +834,7 @@ public ModelAndView redirectGetSolutionRepositoryFiles(@PathVariable Long exerci
         var participation = solutionProgrammingExerciseParticipationRepository.findByProgrammingExerciseIdElseThrow(exerciseId);
 
         // TODO: We want to get rid of ModelAndView and use ResponseEntity instead. Define an appropriate service method and then call it here and in the referenced endpoint.
-        return new ModelAndView("forward:/api/repository/" + participation.getId() + "/files-content" + "?omitBinaries=" + omitBinaries);
+        return new ModelAndView("forward:/api/repository/" + participation.getId() + "/files-content" + (omitBinaries ? "?omitBinaries=" + omitBinaries : ""));
     }
 
     /**