void (@NotNull Module module, @NotNull Collection<VirtualFile> roots) { if (roots.isEmpty()) { return; } ApplicationManager.getApplication().runWriteAction( () -> { final ModifiableRootModel model = ModuleRootManager.getInstance(module).getModifiableModel(); for (ContentEntry entry : model.getContentEntries()) { for (SourceFolder folder : entry.getSourceFolders()) { if (roots.contains(folder.getFile())) { entry.removeSourceFolder(folder); } } if (roots.contains(entry.getFile()) && entry.getSourceFolders().length == 0) { model.removeContentEntry(entry); } } model.commit(); } ); }