content: /*
   * Copyright The OpenTelemetry Authors
   * SPDX-License-Identifier: Apache-2.0
   */
  
  package io.opentelemetry.javaagent.instrumentation.jaxrs.v3_0;
  
  import static io.opentelemetry.javaagent.extension.matcher.AgentElementMatchers.hasClassesNamed;
  import static io.opentelemetry.javaagent.extension.matcher.AgentElementMatchers.implementsInterface;
  import static net.bytebuddy.matcher.ElementMatchers.isMethod;
  import static net.bytebuddy.matcher.ElementMatchers.named;
  import static net.bytebuddy.matcher.ElementMatchers.takesArgument;
  import static net.bytebuddy.matcher.ElementMatchers.takesArguments;
  
  import io.opentelemetry.javaagent.extension.instrumentation.TypeInstrumentation;
  import io.opentelemetry.javaagent.extension.instrumentation.TypeTransformer;
  import io.opentelemetry.javaagent.instrumentation.jaxrs.JaxrsConstants;
  import jakarta.ws.rs.container.ContainerRequestContext;
  import jakarta.ws.rs.container.ContainerRequestFilter;
  import net.bytebuddy.asm.Advice;
  import net.bytebuddy.description.type.TypeDescription;
  import net.bytebuddy.matcher.ElementMatcher;
  
  /**
   * This adds the filter class name to the request properties. The class name is used by <code>
   * DefaultRequestContextInstrumentation</code>
   */
  public class ContainerRequestFilterInstrumentation implements TypeInstrumentation {
  
    @Override
    public ElementMatcher<ClassLoader> classLoaderOptimization() {
      return hasClassesNamed("jakarta.ws.rs.container.ContainerRequestFilter");
    }
  
    @Override
    public ElementMatcher<TypeDescription> typeMatcher() {
      return implementsInterface(named("jakarta.ws.rs.container.ContainerRequestFilter"));
    }
  
    @Override
    public void transform(TypeTransformer transformer) {
      transformer.applyAdviceToMethod(
          isMethod()
              .and(named("filter"))
              .and(takesArguments(1))
              .and(takesArgument(0, named("jakarta.ws.rs.container.ContainerRequestContext"))),
          ContainerRequestFilterInstrumentation.class.getName() + "$RequestFilterAdvice");
    }
  
    @SuppressWarnings("unused")
    public static class RequestFilterAdvice {
  
      @Advice.OnMethodEnter(suppress = Throwable.class)
      public static void setFilterClass(
          @Advice.This ContainerRequestFilter filter,
          @Advice.Argument(0) ContainerRequestContext context) {
        context.setProperty(JaxrsConstants.ABORT_FILTER_CLASS, filter.getClass());
      }
    }
  }
  