import static org.gradle.util.internal.ConfigureUtil.configureUsing;

public abstract class PropertyListPersistableConfigurationObject<T extends NSObject> extends AbstractPersistableConfigurationObject {
    private final Class<T> clazz;
    private final PropertyListTransformer<T> transformer;
    private T rootObject;

    protected PropertyListPersistableConfigurationObject(Class<T> clazz, PropertyListTransformer<T> transformer) {
        this.clazz = clazz;

import com.dd.plist.NSDictionary;
import org.gradle.api.internal.PropertyListTransformer;
import org.gradle.plugins.ide.internal.generator.PropertyListPersistableConfigurationObject;

public class XcodeProjectFile extends PropertyListPersistableConfigurationObject<NSDictionary> {

    public XcodeProjectFile(PropertyListTransformer<NSDictionary> transformer) {
        super(NSDictionary.class, transformer);
    }

import com.dd.plist.NSDictionary;
import org.gradle.api.internal.PropertyListTransformer;
import org.gradle.plugins.ide.internal.generator.PropertyListPersistableConfigurationObject;

public class XcodeWorkspaceSettingsFile extends PropertyListPersistableConfigurationObject<NSDictionary> {
    public XcodeWorkspaceSettingsFile(PropertyListTransformer<NSDictionary> transformer) {
        super(NSDictionary.class, transformer);
    }

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