import java.util.Map;
import java.util.Queue;
import java.util.concurrent.atomic.AtomicReference;

public class IsolationScheme<IMPLEMENTATION, PARAMS> {
    private final Class<IMPLEMENTATION> interfaceType;
    private final Class<PARAMS> paramsType;
    private final Class<? extends PARAMS> noParamsType;

    public IsolationScheme(Class<IMPLEMENTATION> interfaceType, Class<PARAMS> paramsType, Class<? extends PARAMS> noParamsType) {

    private final ServiceRegistry services;
    private final IsolatableFactory isolatableFactory;
    private final SharedResourceLeaseRegistry leaseRegistry;
    private final IsolationScheme<BuildService<?>, BuildServiceParameters> isolationScheme = new IsolationScheme<>(
        Cast.uncheckedCast(BuildService.class), BuildServiceParameters.class, BuildServiceParameters.None.class);
    private final Instantiator paramsInstantiator;

    private final AnonymousListenerBroadcast<ValueListener> valueBroadcaster;
    private final AnonymousListenerBroadcast<ComputationListener> computationBroadcaster;
    private final IsolationScheme<ValueSource, ValueSourceParameters> isolationScheme = new IsolationScheme<>(ValueSource.class, ValueSourceParameters.class, ValueSourceParameters.None.class);
    private final InstanceGenerator paramsInstantiator;
    private final InstanceGenerator specInstantiator;

import org.gradle.internal.hash.Hashing;
import org.gradle.internal.instantiation.InstanceFactory;
import org.gradle.internal.instantiation.InstantiationScheme;
import org.gradle.internal.isolated.IsolationScheme;
import org.gradle.internal.isolation.Isolatable;
import org.gradle.internal.isolation.IsolatableFactory;
import org.gradle.internal.logging.text.TreeFormatter;
import org.gradle.internal.model.CalculatedValueContainer;