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.autoconfigure.mcp.tracing;
  
  import com.alibaba.cloud.ai.mcp.common.tracing.McpTraceExchangeFilterFunction;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.boot.autoconfigure.AutoConfiguration;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
  import org.springframework.context.ApplicationContext;
  import org.springframework.context.annotation.Bean;
  import org.springframework.web.reactive.function.client.ExchangeFilterFunction;
  
  @AutoConfiguration
  @ConditionalOnClass(ExchangeFilterFunction.class)
  public class McpTracingAutoConfiguration {
  
  	@Autowired
  	private ApplicationContext applicationContext;
  
  	@Bean(name = "mcpTraceExchangeFilterFunction")
  	@ConditionalOnClass(name = "io.micrometer.tracing.Tracer")
  	public McpTraceExchangeFilterFunction mcpTraceExchangeFilterFunction() {
  		try {
  
  			Object tracer = applicationContext.getBean("tracer");
  			return new McpTraceExchangeFilterFunction(tracer);
  		}
  		catch (Exception e) {
  
  			try {
  				Class<?> tracerClass = Class.forName("io.micrometer.tracing.Tracer");
  				Object tracer = applicationContext.getBean(tracerClass);
  				return new McpTraceExchangeFilterFunction(tracer);
  			}
  			catch (Exception ex) {
  				throw new RuntimeException("Failed to create MCP trace filter: Tracer bean not found", ex);
  			}
  		}
  	}
  
  }
  