content: /*
   *  Copyright 2016-2024 Qameta Software Inc
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
   *  you may not use this file except in compliance with the License.
   *  You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   *  Unless required by applicable law or agreed to in writing, software
   *  distributed under the License is distributed on an "AS IS" BASIS,
   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *  See the License for the specific language governing permissions and
   *  limitations under the License.
   */
  package io.qameta.allure.tree;
  
  import java.util.List;
  import java.util.Objects;
  import java.util.Optional;
  
  /**
   * @author charlie (Dmitry Baev).
   */
  public interface TreeGroup extends TreeNode {
  
      List<TreeNode> getChildren();
  
      void addChild(TreeNode node);
  
      default <T extends TreeNode> Optional<T> findNodeOfType(final String name, final Class<T> type) {
          return getChildren().stream()
                  .filter(type::isInstance)
                  .map(type::cast)
                  .filter(node -> Objects.equals(node.getName(), name))
                  .findFirst();
      }
  
  }
  