content: /**
   * Copyright (C) 2024 AIDC-AI
   *
   * 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 com.alibaba.agentic.core.engine.constants;
  
  /**
   * 节点类型常量定义。
   * <p>
   * 定义框架支持的所有流程节点类型，用于节点创建和类型判断。
   * </p>
   *
   * @author baliang.smy
   * @date 2025/7/30 14:48
   */
  public class NodeType {
  
      /**
       * 工具节点类型。
       */
      public static final String TOOL = "tool";
  
      /**
       * 引用节点类型。
       */
      public static final String REFERENCE = "reference";
  
      /**
       * 并行节点类型。
       */
      public static final String PARALLEL = "parallel";
  
      /**
       * 循环节点类型。
       */
      public static final String LOOP = "loop";
  
      /**
       * 大语言模型节点类型。
       */
      public static final String LLM = "llmNode";
  
      /**
       * 空操作节点类型。
       */
      public static final String NOP = "nop";
  
  }
  