public LineMarkerInfo getLineMarkerInfo()

in src/main/java/org/jetbrains/plugins/spotbugs/gui/editor/BugsLineMarkerProvider.java [69:114]
38 lines of code
10 McCabe index (conditional complexity)

	public LineMarkerInfo<?> getLineMarkerInfo(@NotNull final PsiElement psiElement) {
		if (psiElement.getFirstChild() != null) {
			return null;
		}
		final Project project = psiElement.getProject();
		final WorkspaceSettings workspaceSettings = WorkspaceSettings.getInstance(project);
		if (!workspaceSettings.annotationGutterIcon) {
			return null;
		}
		if (!FindBugsState.get(project).isIdle()) {
			return null;
		}
		final ProblemCacheService cacheService = psiElement.getProject().getService(ProblemCacheService.class);
		if (cacheService == null) {
			return null;
		}
		final PsiFile psiFile = IdeaUtilImpl.getPsiFile(psiElement);
		final Map<PsiFile, List<ExtendedProblemDescriptor>> problemCache = cacheService.getProblems();

		if (problemCache.containsKey(psiFile)) {
			final List<ExtendedProblemDescriptor> matchingDescriptors = new ArrayList<ExtendedProblemDescriptor>();
			final List<ExtendedProblemDescriptor> problemDescriptors = problemCache.get(psiFile);
			if (problemDescriptors == null) {
				return null;
			}

			final Iterable<ExtendedProblemDescriptor> descriptors = new ArrayList<ExtendedProblemDescriptor>(problemDescriptors);
			for (final ExtendedProblemDescriptor problemDescriptor : descriptors) {

				final PsiElement problemPsiElement = problemDescriptor.getPsiElement();
				if (psiElement == firstLeafOrNull(problemPsiElement)) {
					matchingDescriptors.add(problemDescriptor);
					//if(psiElement instanceof PsiAnonymousClass) {
					//	final Editor[] editors = com.intellij.openapi.editor.EditorFactory.getInstance().getEditors(IdeaUtilImpl.getDocument(psiFile.getProject(), problemDescriptor));
					//	editors[0].getMarkupModel().addRangeHighlighter()
					//}
				}
			}
			if (!matchingDescriptors.isEmpty()) {
				final GutterIconNavigationHandler<PsiElement> navHandler = new BugGutterIconNavigationHandler(psiElement, matchingDescriptors);
				return new LineMarkerInfo<>(psiElement, psiElement.getTextRange(), GuiUtil.getTinyIcon(matchingDescriptors.get(0)), new TooltipProvider(matchingDescriptors), navHandler, GutterIconRenderer.Alignment.LEFT);
			}
		}

		return null;
	}