private final OperatingSystem os;

    public WindowsInstallationSupplier(WindowsRegistry registry, OperatingSystem os) {
        this.windowsRegistry = registry;
        this.os = os;
    }

    @Override
    public String getSourceName() {
        return "Windows Registry";
    }

    @Override
    public Set<InstallationLocation> get() {
        if (os.isWindows()) {

        }
        throw new IllegalArgumentException(String.format("Service registry %s cannot be used as a parent for another service registry.", serviceRegistry));
    }

    /**
     * Creates a service registry that uses the given providers.
     */
    public static ServiceRegistry create(ServiceRegistrationProvider... providers) {
        DefaultServiceRegistry registry = new DefaultServiceRegistry();

        // Expire recently unused Daemons when memory pressure is high
        addLowMemoryDaemonExpirationStrategyWhenSupported(daemon, strategies, listenerManager);

        // Expire when Daemon Registry becomes unreachable for some reason
        strategies.add(new DaemonRegistryUnavailableExpirationStrategy(daemon));

        this.strategy = new AnyDaemonExpirationStrategy(strategies.build());
    }

    /**
     * Registers a default ToolChain, which may later be added to the registry via {@link #addDefaultToolChains()}.
     */
    void registerDefaultToolChain(String name, Class<? extends NativeToolChain> type);

    /**
     * Adds default tool chains to the registry.
     */
    void addDefaultToolChains();

    /**

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.internal.watch.registry;

import org.gradle.internal.snapshot.FileSystemLocationSnapshot;
import org.gradle.internal.snapshot.SnapshotHierarchy;
import org.gradle.internal.watch.WatchingNotSupportedException;

import org.gradle.api.Plugin;
import org.gradle.api.Project;
import org.gradle.internal.service.ServiceRegistry;
import org.gradle.language.base.internal.SourceTransformTaskConfig;
import org.gradle.language.base.internal.registry.LanguageTransformContainer;
import org.gradle.language.base.plugins.ComponentModelBasePlugin;
import org.gradle.language.c.CSourceSet;
import org.gradle.language.c.internal.DefaultCSourceSet;

import org.gradle.api.plugins.PluginManager;
import org.gradle.internal.service.ServiceRegistry;
import org.gradle.language.base.internal.SourceTransformTaskConfig;
import org.gradle.language.base.internal.registry.LanguageTransformContainer;
import org.gradle.language.base.plugins.ComponentModelBasePlugin;
import org.gradle.language.cpp.CppSourceSet;
import org.gradle.language.cpp.internal.DefaultCppSourceSet;

     */
    void kill();

    /**
     * Forcefully kills this daemon, but not child processes.
     */
    void killDaemonOnly();

    /**
     * Changes the authentication token for this daemon in the registry, so that client will see a different token to that expected by this daemon
     */
    void changeTokenVisibleToClient();

    void assertRegistryNotWorldReadable();

    /**

import org.gradle.internal.service.scopes.ServiceScope;
import org.gradle.util.Path;

import javax.annotation.Nullable;
import javax.annotation.concurrent.ThreadSafe;
import java.util.Collection;

/**
 * A registry of all projects present in a build tree.
 */
@ThreadSafe
@ServiceScope(Scope.BuildTree.class)
public interface ProjectStateRegistry {
    /**
     * Returns all projects in the build tree.
     */

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.platform.base.internal.registry;

import com.google.common.collect.ImmutableList;
import org.gradle.language.base.plugins.ComponentModelBasePlugin;
import org.gradle.model.internal.core.ModelActionRole;
import org.gradle.model.internal.core.ModelReference;