import static java.util.Objects.requireNonNull;
+import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
import java.lang.invoke.MethodHandles;
import java.lang.invoke.VarHandle;
import org.eclipse.jdt.annotation.NonNull;
// Accessed via INSTANCE
@SuppressWarnings("unused")
+ @SuppressFBWarnings(value = "UUF_UNUSED_FIELD", justification = "https://github.com/spotbugs/spotbugs/issues/2749")
private volatile CommonDataObjectCodecContext<?, T> instance;
CommonDataObjectCodecPrototype(final Item<?> bindingArg, final T type, final CodecContextFactory factory) {