content: /*
   * Copyright The OpenTelemetry Authors
   * SPDX-License-Identifier: Apache-2.0
   */
  
  package io.opentelemetry.javaagent.instrumentation.ratpack;
  
  import static net.bytebuddy.matcher.ElementMatchers.nameStartsWith;
  import static net.bytebuddy.matcher.ElementMatchers.named;
  import static net.bytebuddy.matcher.ElementMatchers.takesArgument;
  
  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 ratpack.exec.internal.Continuation;
  import ratpack.func.Action;
  
  public class DefaultExecutionInstrumentation implements TypeInstrumentation {
  
    @Override
    public ElementMatcher<TypeDescription> typeMatcher() {
      return named("ratpack.exec.internal.DefaultExecution");
    }
  
    @Override
    public void transform(TypeTransformer transformer) {
      transformer.applyAdviceToMethod(
          nameStartsWith("delimit") // include delimitStream
              .and(takesArgument(0, named("ratpack.func.Action")))
              .and(takesArgument(1, named("ratpack.func.Action"))),
          DefaultExecutionInstrumentation.class.getName() + "$DelimitAdvice");
    }
  
    @SuppressWarnings("unused")
    public static class DelimitAdvice {
  
      @Advice.OnMethodEnter(suppress = Throwable.class)
      public static void wrap(
          @Advice.Argument(value = 0, readOnly = false) Action<? super Throwable> onError,
          @Advice.Argument(value = 1, readOnly = false) Action<? super Continuation> segment) {
        onError = ActionWrapper.wrapIfNeeded(onError);
        segment = ActionWrapper.wrapIfNeeded(segment);
      }
    }
  }
  