content: /*
   * Copyright The OpenTelemetry Authors
   * SPDX-License-Identifier: Apache-2.0
   */
  
  package io.opentelemetry.javaagent.instrumentation.vertx.v3_0.client;
  
  import static net.bytebuddy.matcher.ElementMatchers.isConstructor;
  import static net.bytebuddy.matcher.ElementMatchers.named;
  import static net.bytebuddy.matcher.ElementMatchers.takesArgument;
  
  import io.opentelemetry.instrumentation.api.util.VirtualField;
  import io.opentelemetry.javaagent.extension.instrumentation.TypeInstrumentation;
  import io.opentelemetry.javaagent.extension.instrumentation.TypeTransformer;
  import io.vertx.core.http.HttpClientOptions;
  import io.vertx.core.http.HttpClientRequest;
  import io.vertx.core.http.impl.HttpClientImpl;
  import net.bytebuddy.asm.Advice;
  import net.bytebuddy.description.type.TypeDescription;
  import net.bytebuddy.matcher.ElementMatcher;
  
  public class HttpRequestImplInstrumentation implements TypeInstrumentation {
  
    @Override
    public ElementMatcher<TypeDescription> typeMatcher() {
      return named("io.vertx.core.http.impl.HttpClientRequestImpl");
    }
  
    @Override
    public void transform(TypeTransformer transformer) {
      transformer.applyAdviceToMethod(
          isConstructor().and(takesArgument(2, String.class)).and(takesArgument(3, int.class)),
          HttpRequestImplInstrumentation.class.getName() + "$Vertx30Advice");
      transformer.applyAdviceToMethod(
          isConstructor()
              .and(takesArgument(1, boolean.class))
              .and(takesArgument(3, String.class))
              .and(takesArgument(4, int.class)),
          HttpRequestImplInstrumentation.class.getName() + "$Vertx34Advice");
      transformer.applyAdviceToMethod(
          isConstructor()
              .and(takesArgument(1, boolean.class))
              .and(takesArgument(4, String.class))
              .and(takesArgument(5, int.class)),
          HttpRequestImplInstrumentation.class.getName() + "$Vertx37Advice");
    }
  
    @SuppressWarnings("unused")
    public static class Vertx30Advice {
      @Advice.OnMethodExit(suppress = Throwable.class)
      public static void attachRequestInfo(
          @Advice.This HttpClientRequest request,
          @Advice.Argument(0) HttpClientImpl client,
          @Advice.Argument(2) String host,
          @Advice.Argument(3) int port) {
        HttpClientOptions httpClientOptions =
            VirtualField.find(HttpClientImpl.class, HttpClientOptions.class).get(client);
        VirtualField.find(HttpClientRequest.class, VertxRequestInfo.class)
            .set(
                request,
                VertxRequestInfo.create(
                    httpClientOptions != null && httpClientOptions.isSsl(), host, port));
      }
    }
  
    @SuppressWarnings("unused")
    public static class Vertx34Advice {
      @Advice.OnMethodExit(suppress = Throwable.class)
      public static void attachRequestInfo(
          @Advice.This HttpClientRequest request,
          @Advice.Argument(1) boolean ssl,
          @Advice.Argument(3) String host,
          @Advice.Argument(4) int port) {
        VirtualField.find(HttpClientRequest.class, VertxRequestInfo.class)
            .set(request, VertxRequestInfo.create(ssl, host, port));
      }
    }
  
    @SuppressWarnings("unused")
    public static class Vertx37Advice {
      @Advice.OnMethodExit(suppress = Throwable.class)
      public static void attachRequestInfo(
          @Advice.This HttpClientRequest request,
          @Advice.Argument(1) boolean ssl,
          @Advice.Argument(4) String host,
          @Advice.Argument(5) int port) {
        VirtualField.find(HttpClientRequest.class, VertxRequestInfo.class)
            .set(request, VertxRequestInfo.create(ssl, host, port));
      }
    }
  }
  