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

package org.gradle.internal.resources;

public interface SharedResource {
    /**
     * @return The maximum usage, or -1 when there is no limit.
     */
    int getMaxUsages();

    ResourceLock getResourceLock();

        sharedResources.put(name, new LeaseHolder(leases));
    }

    public ResourceLock getResourceLock(final String sharedResource) {
        String displayName = "lease for " + sharedResource;
        return new DefaultLease(displayName, coordinationService, this, sharedResources.get(sharedResource));
    }

import org.gradle.api.services.BuildServiceRegistration;
import org.gradle.api.services.BuildServiceRegistry;
import org.gradle.internal.resources.ResourceLock;
import org.gradle.internal.resources.SharedResource;
import org.gradle.internal.service.scopes.Scope;
import org.gradle.internal.service.scopes.ServiceScope;

import javax.annotation.Nullable;
import java.util.List;
import java.util.Set;

            return parameters;
        }

        @Override
        public Provider<T> getService() {
            return provider;
        }

        public SharedResource asSharedResource(Supplier<SharedResource> factory) {
            if (resourceWrapper == null) {
                resourceWrapper = factory.get();
            }
            return resourceWrapper;
        }
    }

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