private void createAddedGroups()

in src/main/java/com/epam/digital/data/platform/report/pipeline/impl/RolesPipeline.java [70:78]


  private void createAddedGroups(List<Group> existingGroups, List<Role> roles) {
    var existingNames = existingGroups.stream()
        .map(Group::getName)
        .collect(toList());

    roles.stream()
        .filter(role -> !existingNames.contains(role.getName()))
        .forEach(roleService::create);
  }