content: /*
   * Copyright The OpenTelemetry Authors
   * SPDX-License-Identifier: Apache-2.0
   */
  
  package io.opentelemetry.javaagent.instrumentation.metro;
  
  import static net.bytebuddy.matcher.ElementMatchers.named;
  import static net.bytebuddy.matcher.ElementMatchers.takesArgument;
  
  import com.sun.xml.ws.api.pipe.ServerTubeAssemblerContext;
  import com.sun.xml.ws.api.pipe.Tube;
  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;
  
  public class ServerTubeAssemblerContextInstrumentation implements TypeInstrumentation {
    @Override
    public ElementMatcher<TypeDescription> typeMatcher() {
      return named("com.sun.xml.ws.api.pipe.ServerTubeAssemblerContext");
    }
  
    @Override
    public void transform(TypeTransformer transformer) {
      transformer.applyAdviceToMethod(
          named("createMonitoringTube").and(takesArgument(0, named("com.sun.xml.ws.api.pipe.Tube"))),
          ServerTubeAssemblerContextInstrumentation.class.getName() + "$AddTracingAdvice");
    }
  
    @SuppressWarnings("unused")
    public static class AddTracingAdvice {
  
      @Advice.OnMethodExit(suppress = Throwable.class)
      public static void onExit(
          @Advice.This ServerTubeAssemblerContext context,
          @Advice.Return(readOnly = false) Tube tube) {
        tube = new TracingTube(context.getEndpoint(), tube);
      }
    }
  }
  