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.graph.action;
  
  import com.alibaba.cloud.ai.graph.OverAllState;
  import io.opentelemetry.context.Context;
  
  import java.util.Map;
  import java.util.concurrent.CompletableFuture;
  import java.util.function.Function;
  
  /**
   * Represents an asynchronous node action that operates on an agent state and returns
   * state update.
   *
   */
  @FunctionalInterface
  public interface AsyncNodeAction extends Function<OverAllState, CompletableFuture<Map<String, Object>>> {
  
  	/**
  	 * Applies this action to the given agent state.
  	 * @param state the agent state
  	 * @return a CompletableFuture representing the result of the action
  	 */
  	CompletableFuture<Map<String, Object>> apply(OverAllState state);
  
  	/**
  	 * Creates an asynchronous node action from a synchronous node action.
  	 * @param syncAction the synchronous node action
  	 * @return an asynchronous node action
  	 */
  	static AsyncNodeAction node_async(NodeAction syncAction) {
  		return state -> {
  			Context context = Context.current();
  			CompletableFuture<Map<String, Object>> result = new CompletableFuture<>();
  			try {
  				result.complete(syncAction.apply(state));
  			}
  			catch (Exception e) {
  				result.completeExceptionally(e);
  			}
  			return result;
  		};
  	}
  
  }
  