@CompileStatic
abstract class AbstractGradleViolationRule extends AbstractContextAwareViolationRule {

    private final Map<ApiChange, String> acceptedApiChanges
    private final File mainApiChangesJsonFile
    private final File projectRootDir

    AbstractGradleViolationRule(Map<String, Object> params) {

import javax.annotation.Nullable
import java.lang.annotation.Annotation
import java.lang.reflect.Proxy

@CompileStatic
class NullabilityBreakingChangesRule extends AbstractGradleViolationRule {

    private static final List<Class<? extends Annotation>> NULLABLE_ANNOTATIONS = [Nullable, org.jetbrains.annotations.Nullable]

    NullabilityBreakingChangesRule(Map<String, Object> params) {