content: /*
   *
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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.cloudapp.starter.observabilities.configurations;
  
  import com.alibaba.cloudapp.api.observabilities.TraceService;
  import com.alibaba.cloudapp.observabilities.opentelemetry.trace.OpenTelemetryTraceService;
  import com.alibaba.cloudapp.starter.observabilities.properties.OpenTelemetryProperties;
  import org.springframework.boot.autoconfigure.AutoConfiguration;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
  import org.springframework.context.annotation.Bean;
  
  @AutoConfiguration
  @ConditionalOnClass({TraceService.class, OpenTelemetryTraceService.class})
  @ConditionalOnProperty(
          prefix = OpenTelemetryProperties.PREFIX,
          value = "enabled",
          havingValue = "true",
          matchIfMissing = true
  )
  public class OpenTelemetryTraceConfiguration {
      
      @Bean
      @ConditionalOnMissingBean
      public static TraceService otTraceService() {
          return new OpenTelemetryTraceService();
      }
  }
  