import org.gradle.api.Buildable;
import org.gradle.api.InvalidUserDataException;
import org.gradle.api.Task;
import org.gradle.api.internal.provider.ProviderInternal;
import org.gradle.api.internal.provider.ValueSupplier;
import org.gradle.api.tasks.TaskDependency;
import org.gradle.internal.Cast;
import org.gradle.internal.typeconversion.UnsupportedNotationException;

import javax.annotation.Nonnull;
import javax.annotation.Nullable;

import org.gradle.api.Action
import org.gradle.api.internal.collections.IterationOrderRetainingSetElementSource
import org.gradle.api.internal.provider.ProviderInternal
import org.gradle.api.internal.provider.ValueSupplier
import org.gradle.api.specs.Spec
import org.gradle.internal.code.UserCodeSource
import org.gradle.util.TestUtil

import static org.gradle.util.internal.WrapUtil.toList

 *     but computed by some {@link ValueSupplier}, which
 *     provides the basic machinery for lazy evaluation.
 * </p>
 *
 * @param <T> the type of the value this property provides
 * @param <S> the type of value supplier that actually provides the value for this property
 */
public abstract class AbstractProperty<T, S extends ValueSupplier> extends AbstractMinimalProvider<T> implements PropertyInternal<T> {

import static org.gradle.api.internal.provider.CircularEvaluationSpec.ProviderConsumer.TO_STRING
import static org.gradle.api.internal.provider.ValueSupplier.ValueConsumer.IgnoreUnsafeRead

abstract class CircularEvaluationSpec<T> extends Specification {
    List<Consumer<ProviderInternal<?>>> throwingConsumers() {

            return DEFAULT_DISPLAY_NAME;
        }
        return displayName;
    }

    protected DisplayName getTypedDisplayName() {
        return DEFAULT_DISPLAY_NAME;
    }

    protected abstract ValueSupplier.Value<? extends T> calculateOwnValue(ValueConsumer consumer);

    protected Value<? extends T> calculateOwnPresentValue() {
        Value<? extends T> value = calculateOwnValue(ValueConsumer.IgnoreUnsafeRead);

        when:
        def sideEffect = Mock(ValueSupplier.SideEffect)
        def providerWithSideEffect = Providers.of(someValue()).withSideEffect(sideEffect)
        // `PropertyInternal` does not directly provide these setters,
        // but all user-facing interfaces and their implementations do.
        property."$setter"(providerWithSideEffect)

        property.calculateValue(ValueSupplier.ValueConsumer.IgnoreUnsafeRead)

import org.gradle.api.internal.provider.HasConfigurableValueInternal;
import org.gradle.api.internal.provider.PropertyHost;
import org.gradle.api.internal.provider.ValueState;
import org.gradle.api.internal.provider.ValueSupplier;
import org.gradle.api.internal.provider.support.LazyGroovySupport;
import org.gradle.api.internal.tasks.DefaultTaskDependency;
import org.gradle.api.internal.tasks.TaskDependencyFactory;

    }

    private boolean isNoValueSupplier(CollectionSupplier<T, C> valueSupplier) {
        // Cannot use plain NoValueSupplier because of Java restrictions:
        // a generic type [AbstractCollectionProperty<T, C>.]NoValueSupplier cannot be used in instanceof.
        return valueSupplier instanceof AbstractCollectionProperty<?, ?>.NoValueSupplier;
    }

    @Override

        setToConventionIfUnset();
        action.execute(getConfigurer(true));
    }

    private boolean isNoValueSupplier(MapSupplier<K, V> valueSupplier) {
        return valueSupplier instanceof DefaultMapProperty.NoValueSupplier;
    }