import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

public class SharedResourceLeaseRegistry extends AbstractResourceLockRegistry<String, ResourceLock> {
    private final Map<String, LeaseHolder> sharedResources = new ConcurrentHashMap<String, LeaseHolder>();
    private final ResourceLockCoordinationService coordinationService;

    public SharedResourceLeaseRegistry(ResourceLockCoordinationService coordinationService) {

    def sharedResourceLeaseRegistry = new SharedResourceLeaseRegistry(coordinationService)

    def "can cleanly lock and unlock a shared resource"() {
        given:
        sharedResourceLeaseRegistry.registerSharedResource('resource', 1)

        and:
        def sharedResourceLock = sharedResourceLeaseRegistry.getResourceLock('resource')
        assert !lockIsHeld(sharedResourceLock)

        private final String name;
        private final int maxUsages;
        private final SharedResourceLeaseRegistry leaseRegistry;

        public ServiceBackedSharedResource(String name, int maxUsages, SharedResourceLeaseRegistry leaseRegistry) {
            this.name = name;
            this.maxUsages = maxUsages;
            this.leaseRegistry = leaseRegistry;
        }

        return objectFactory.newInstance(DefaultToolchainManagement.class);
    }

    @Provides
    protected SharedResourceLeaseRegistry createSharedResourceLeaseRegistry(ResourceLockCoordinationService coordinationService) {
        return new SharedResourceLeaseRegistry(coordinationService);
    }

    @Provides
    protected DefaultBuildServicesRegistry createSharedServiceRegistry(

import org.gradle.internal.Actions
import org.gradle.internal.Try
import org.gradle.internal.event.DefaultListenerManager
import org.gradle.internal.instantiation.InstantiatorFactory
import org.gradle.internal.resources.SharedResourceLeaseRegistry
import org.gradle.internal.service.Provides
import org.gradle.internal.service.ServiceRegistrationProvider
import org.gradle.internal.service.scopes.Scope

Class <org.gradle.internal.resources.SharedResourceLeaseRegistry> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (SharedResourceLeaseRegistry.java:0)
Class <org.gradle.internal.resources.TaskExecutionLock> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (TaskExecutionLock.java:0)