content: /*
   * Copyright The OpenTelemetry Authors
   * SPDX-License-Identifier: Apache-2.0
   */
  
  package io.opentelemetry.instrumentation.api.semconv.network.internal;
  
  import static io.opentelemetry.instrumentation.api.internal.AttributesExtractorUtil.internalSet;
  
  import io.opentelemetry.api.common.AttributesBuilder;
  import io.opentelemetry.semconv.ServerAttributes;
  
  /**
   * This class is internal and is hence not for public use. Its APIs are unstable and can change at
   * any time.
   */
  public final class InternalServerAttributesExtractor<REQUEST> {
  
    private final AddressAndPortExtractor<REQUEST> addressAndPortExtractor;
  
    public InternalServerAttributesExtractor(
        AddressAndPortExtractor<REQUEST> addressAndPortExtractor) {
      this.addressAndPortExtractor = addressAndPortExtractor;
    }
  
    public void onStart(AttributesBuilder attributes, REQUEST request) {
      AddressAndPort serverAddressAndPort = addressAndPortExtractor.extract(request);
  
      if (serverAddressAndPort.address != null) {
        internalSet(attributes, ServerAttributes.SERVER_ADDRESS, serverAddressAndPort.address);
  
        if (serverAddressAndPort.port != null && serverAddressAndPort.port > 0) {
          internalSet(attributes, ServerAttributes.SERVER_PORT, (long) serverAddressAndPort.port);
        }
      }
    }
  }
  