code: public TreeNode getModuleTree(final String moduleId) {
          final ModuleHandler moduleHandler = new ModuleHandler(repoHandler);
          final DbModule module = moduleHandler.getModule(moduleId);
  
          final TreeNode tree = new TreeNode();
          tree.setName(module.getName());
  
          // Add submodules
          for (final DbModule submodule : module.getSubmodules()) {
              addModuleToTree(submodule, tree);
          }
  
          return tree;
      }
docs: Generate a groupId tree regarding the filters
  
  @param moduleId
  @return TreeNode