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.agent;
  
  import org.springframework.ai.chat.model.ToolContext;
  import org.springframework.ai.tool.annotation.ToolParam;
  
  import java.util.function.BiFunction;
  
  public class PoemTool implements BiFunction<String, ToolContext, String> {
  
  	public PoemTool() {
  	}
  
  	@Override
  	public String apply(
  			@ToolParam(description = "The original user query that triggered this tool call") String originalUserQuery,
  			ToolContext toolContext) {
  		System.out.println("tool called : " + originalUserQuery);
  		return "在城市的缝隙里，  \n" + "一束光悄悄发芽，  \n" + "穿过钢筋水泥的沉默，  \n" + "在风中轻轻说话。  \n" + "\n" + "夜色如墨，却不再黑，  \n"
  				+ "星星点亮了每一个角落，  \n" + "我站在时间的边缘，  \n" + "等一朵云，轻轻落下";
  	}
  
  }
  