content: /*
   * Copyright The OpenTelemetry Authors
   * SPDX-License-Identifier: Apache-2.0
   */
  
  package io.opentelemetry.javaagent.instrumentation.twilio;
  
  import static io.opentelemetry.instrumentation.api.instrumenter.SpanKindExtractor.alwaysClient;
  
  import io.opentelemetry.api.GlobalOpenTelemetry;
  import io.opentelemetry.instrumentation.api.instrumenter.Instrumenter;
  import io.opentelemetry.instrumentation.api.instrumenter.InstrumenterBuilder;
  import io.opentelemetry.instrumentation.api.semconv.util.SpanNames;
  import io.opentelemetry.javaagent.bootstrap.internal.AgentInstrumentationConfig;
  
  public final class TwilioSingletons {
  
    private static final boolean CAPTURE_EXPERIMENTAL_SPAN_ATTRIBUTES =
        AgentInstrumentationConfig.get()
            .getBoolean("otel.instrumentation.twilio.experimental-span-attributes", false);
  
    private static final Instrumenter<String, Object> INSTRUMENTER;
  
    static {
      InstrumenterBuilder<String, Object> instrumenterBuilder =
          Instrumenter.builder(GlobalOpenTelemetry.get(), "io.opentelemetry.twilio-6.6", str -> str);
  
      if (CAPTURE_EXPERIMENTAL_SPAN_ATTRIBUTES) {
        instrumenterBuilder.addAttributesExtractor(new TwilioExperimentalAttributesExtractor());
      }
  
      INSTRUMENTER = instrumenterBuilder.buildInstrumenter(alwaysClient());
    }
  
    public static Instrumenter<String, Object> instrumenter() {
      return INSTRUMENTER;
    }
  
    /** Derive span name from service execution metadata. */
    public static String spanName(Object serviceExecutor, String methodName) {
      return SpanNames.fromMethod(serviceExecutor.getClass(), methodName);
    }
  
    private TwilioSingletons() {}
  }
  