content: /*
   * Copyright The OpenTelemetry Authors
   * SPDX-License-Identifier: Apache-2.0
   */
  
  package io.opentelemetry.javaagent.instrumentation.jaxrs.v2_0;
  
  import static io.opentelemetry.javaagent.instrumentation.jaxrs.v2_0.ResteasySingletons.INVOKER_NAME;
  import static net.bytebuddy.matcher.ElementMatchers.named;
  import static net.bytebuddy.matcher.ElementMatchers.takesArgument;
  
  import io.opentelemetry.javaagent.bootstrap.Java8BytecodeBridge;
  import io.opentelemetry.javaagent.extension.instrumentation.TypeInstrumentation;
  import io.opentelemetry.javaagent.extension.instrumentation.TypeTransformer;
  import net.bytebuddy.asm.Advice;
  import net.bytebuddy.description.type.TypeDescription;
  import net.bytebuddy.matcher.ElementMatcher;
  import org.jboss.resteasy.core.ResourceMethodInvoker;
  
  public class ResteasyResourceMethodInvokerInstrumentation implements TypeInstrumentation {
    @Override
    public ElementMatcher<TypeDescription> typeMatcher() {
      return named("org.jboss.resteasy.core.ResourceMethodInvoker");
    }
  
    @Override
    public void transform(TypeTransformer transformer) {
      transformer.applyAdviceToMethod(
          named("invokeOnTarget")
              .and(takesArgument(0, named("org.jboss.resteasy.spi.HttpRequest")))
              .and(takesArgument(1, named("org.jboss.resteasy.spi.HttpResponse")))
              .and(takesArgument(2, Object.class)),
          ResteasyResourceMethodInvokerInstrumentation.class.getName() + "$InvokeOnTargetAdvice");
    }
  
    @SuppressWarnings("unused")
    public static class InvokeOnTargetAdvice {
  
      @Advice.OnMethodEnter(suppress = Throwable.class)
      public static void onEnter(@Advice.This ResourceMethodInvoker resourceInvoker) {
        String name = INVOKER_NAME.get(resourceInvoker);
        ResteasySpanName.INSTANCE.updateServerSpanName(Java8BytecodeBridge.currentContext(), name);
      }
    }
  }
  