@Override
    public void applyTo(Builder builder) {
        // zipkin-reporter v2
        builder.allowBlockingCallsInside("zipkin2.reporter.AsyncReporter$BoundedAsyncReporter", "report");
        // zipkin-reporter v3
        builder.allowBlockingCallsInside(
            "zipkin2.reporter.internal.AsyncReporter$BoundedAsyncReporter", "report");
    }
A {@link BlockHoundIntegration} for the brave module.
brave/brave6/src/main/java/com/linecorp/armeria/common/brave/BraveBlockHoundIntegration.java