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 org.apache.camel.opentelemetry;
  
  import io.opentelemetry.api.baggage.Baggage;
  import io.opentelemetry.api.trace.Span;
  import io.opentelemetry.context.Context;
  import org.apache.camel.Exchange;
  import org.apache.camel.tracing.SpanAdapter;
  import org.apache.camel.tracing.SpanDecorator;
  import org.apache.camel.tracing.SpanKind;
  import org.apache.camel.tracing.decorators.PlatformHttpSpanDecorator;
  import org.apache.camel.tracing.decorators.ServletSpanDecorator;
  
  /**
   * Custom {@link OpenTelemetryTracer} to integrate better with the existing Vert.x tracing configured by the
   * Quarkus OpenTelemetry extension
   */
  public class CamelQuarkusOpenTelemetryTracer extends OpenTelemetryTracer {
  
      @Override
      protected SpanAdapter startExchangeBeginSpan(Exchange exchange, SpanDecorator sd, String operationName, SpanKind kind,
              SpanAdapter parent) {
          // Quarkus configures Vert.x for OpenTelemetry HTTP tracing. Therefore, avoid creating duplicate spans and
          // augment the existing incoming one with additional camel specific tags & attributes
          if (sd instanceof PlatformHttpSpanDecorator || sd instanceof ServletSpanDecorator) {
              Span span = Span.fromContext(Context.current());
              Baggage baggage = Baggage.fromContext(Context.current());
              return new OpenTelemetrySpanAdapter(span, baggage);
          }
          return super.startExchangeBeginSpan(exchange, sd, operationName, kind, parent);
      }
  }
  