content: /*
   * Copyright 2024-2025 the original author or authors.
   *
   * 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
   *
   *      https://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.cloud.ai.studio.runtime.domain.workflow;
  
  import com.fasterxml.jackson.annotation.JsonProperty;
  import lombok.Data;
  
  import java.io.Serializable;
  
  /**
   * Edge of The Graph 画布的边声明
   *
   * @since 1.0.0.3
   */
  @Data
  public class Edge implements Cloneable, Serializable {
  
  	/**
  	 * id of the edge 边的id
  	 */
  	private String id;
  
  	/**
  	 * source node id of the edge 边的源节点id
  	 */
  	private String source;
  
  	/**
  	 * If the source node has multiple outgoing connection points, sourceHandle is
  	 * formatted as {source}_{connectionPointId};Otherwise (if there’s only one connection
  	 * point), sourceHandle simply uses {source}.
  	 * 边的源节点存在多个出向连接点，sourceHandle则格式化为{source}_{连接点的id}；否则sourceHandle为{source}
  	 */
  	@JsonProperty("source_handle")
  	private String sourceHandle;
  
  	/**
  	 * target node id of the edge 边的目标节点id
  	 */
  	private String target;
  
  	/**
  	 * If the target node has multiple incoming connection points, targetHandle is
  	 * formatted as {target}_{connectionPointId};Otherwise (if there’s only one connection
  	 * point), targetHandle simply uses {target}.
  	 * 边的目的节点存在多个入向连接点，targetHandle则格式化为{target}_{连接点的id}；否则targetHandle则格式化为为{target}
  	 */
  	@JsonProperty("target_handle")
  	private String targetHandle;
  
  	@Override
  	public Object clone() {
  		try {
  			return super.clone();
  		}
  		catch (CloneNotSupportedException e) {
  			// shouldn't happen as we are Cloneable
  			throw new InternalError();
  		}
  	}
  
  }
  