content: /*
   * Copyright The OpenTelemetry Authors
   * SPDX-License-Identifier: Apache-2.0
   */
  
  package io.opentelemetry.javaagent.instrumentation.jms.v3_0;
  
  import static io.opentelemetry.javaagent.extension.matcher.AgentElementMatchers.hasClassesNamed;
  import static io.opentelemetry.javaagent.extension.matcher.AgentElementMatchers.implementsInterface;
  import static io.opentelemetry.javaagent.instrumentation.jms.v3_0.JmsSingletons.consumerProcessInstrumenter;
  import static net.bytebuddy.matcher.ElementMatchers.isPublic;
  import static net.bytebuddy.matcher.ElementMatchers.named;
  import static net.bytebuddy.matcher.ElementMatchers.takesArgument;
  
  import io.opentelemetry.context.Context;
  import io.opentelemetry.context.Scope;
  import io.opentelemetry.javaagent.bootstrap.Java8BytecodeBridge;
  import io.opentelemetry.javaagent.extension.instrumentation.TypeInstrumentation;
  import io.opentelemetry.javaagent.extension.instrumentation.TypeTransformer;
  import io.opentelemetry.javaagent.instrumentation.jms.MessageWithDestination;
  import jakarta.jms.Message;
  import net.bytebuddy.asm.Advice;
  import net.bytebuddy.description.type.TypeDescription;
  import net.bytebuddy.matcher.ElementMatcher;
  
  public class JmsMessageListenerInstrumentation implements TypeInstrumentation {
  
    @Override
    public ElementMatcher<ClassLoader> classLoaderOptimization() {
      return hasClassesNamed("jakarta.jms.MessageListener");
    }
  
    @Override
    public ElementMatcher<TypeDescription> typeMatcher() {
      return implementsInterface(named("jakarta.jms.MessageListener"));
    }
  
    @Override
    public void transform(TypeTransformer transformer) {
      transformer.applyAdviceToMethod(
          named("onMessage").and(takesArgument(0, named("jakarta.jms.Message"))).and(isPublic()),
          JmsMessageListenerInstrumentation.class.getName() + "$MessageListenerAdvice");
    }
  
    @SuppressWarnings("unused")
    public static class MessageListenerAdvice {
  
      @Advice.OnMethodEnter(suppress = Throwable.class)
      public static void onEnter(
          @Advice.Argument(0) Message message,
          @Advice.Local("otelRequest") MessageWithDestination request,
          @Advice.Local("otelContext") Context context,
          @Advice.Local("otelScope") Scope scope) {
  
        Context parentContext = Java8BytecodeBridge.currentContext();
        request = MessageWithDestination.create(JakartaMessageAdapter.create(message), null);
  
        if (!consumerProcessInstrumenter().shouldStart(parentContext, request)) {
          return;
        }
  
        context = consumerProcessInstrumenter().start(parentContext, request);
        scope = context.makeCurrent();
      }
  
      @Advice.OnMethodExit(onThrowable = Throwable.class, suppress = Throwable.class)
      public static void stopSpan(
          @Advice.Local("otelRequest") MessageWithDestination request,
          @Advice.Local("otelContext") Context context,
          @Advice.Local("otelScope") Scope scope,
          @Advice.Thrown Throwable throwable) {
        if (scope == null) {
          return;
        }
        scope.close();
        consumerProcessInstrumenter().end(context, request, null, throwable);
      }
    }
  }
  