*/
package org.gradle.api;

/**
 * A factory for named objects of type {@code T}.
 *
 * @param <T> The type of objects which this factory creates.
 */
public interface NamedDomainObjectFactory<T> {
    /**
     * Creates a new object with the given name.
     *
     * @param name The name
     * @return The object.
     */
    T create(String name);

import org.gradle.api.NamedDomainObjectFactory;

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;

public class DefaultPolymorphicNamedEntityInstantiator<T> implements PolymorphicNamedEntityInstantiator<T> {
    private final Map<Class<? extends T>, NamedDomainObjectFactory<? extends T>> factories = new HashMap<>();

    }

    def "create elements with specified type based on NamedDomainObjectFactory"() {
        container.registerFactory(Person, { new DefaultPerson(name: it) } as NamedDomainObjectFactory)
        container.registerFactory(AgeAwarePerson, { new DefaultAgeAwarePerson(name: it, age: 42) } as NamedDomainObjectFactory)

        when:
        container.create("fred", Person)

    }

    public <U extends T> void registerDefaultFactory(NamedDomainObjectFactory<U> factory) {
        Class<T> castType = Cast.uncheckedCast(getType());
        registerFactory(castType, factory);
    }

    @Override
    public <U extends T> void registerFactory(Class<U> type, NamedDomainObjectFactory<? extends U> factory) {
        namedEntityInstantiator.registerFactory(type, factory);
    }

    }

    def "create elements with specified type"() {
        container.registerFactory(Person, { new DefaultPerson(name: it) } as NamedDomainObjectFactory)
        container.registerFactory(AgeAwarePerson, { new DefaultAgeAwarePerson(name: it, age: 42) } as NamedDomainObjectFactory)

        when:
        project.container {
            Fred(Person)
            Barney(AgeAwarePerson) {}
        }

        then:

 * limitations under the License.
 */
package org.gradle.api.internal;

import groovy.lang.Closure;
import org.gradle.api.Action;
import org.gradle.api.Named;
import org.gradle.api.NamedDomainObjectFactory;
import org.gradle.api.Namer;
import org.gradle.api.internal.collections.CollectionFilter;
import org.gradle.api.specs.Spec;
import org.gradle.internal.Cast;
import org.gradle.internal.reflect.Instantiator;

import org.gradle.api.DomainObjectCollection;
import org.gradle.api.DomainObjectSet;
import org.gradle.api.ExtensiblePolymorphicDomainObjectContainer;
import org.gradle.api.NamedDomainObjectContainer;
import org.gradle.api.NamedDomainObjectFactory;
import org.gradle.api.NamedDomainObjectList;
import org.gradle.api.NamedDomainObjectSet;
import org.gradle.api.internal.CompositeDomainObjectSet;
import org.gradle.internal.service.scopes.Scope;

 * limitations under the License.
 */

package org.gradle.nativeplatform.toolchain.plugins;

import org.gradle.api.Incubating;
import org.gradle.api.NamedDomainObjectFactory;
import org.gradle.api.NonNullApi;
import org.gradle.api.Plugin;
import org.gradle.api.Project;
import org.gradle.api.internal.file.FileResolver;
import org.gradle.internal.operations.BuildOperationExecutor;

 * limitations under the License.
 */

package org.gradle.nativeplatform.toolchain.plugins;

import org.gradle.api.Incubating;
import org.gradle.api.NamedDomainObjectFactory;
import org.gradle.api.NonNullApi;
import org.gradle.api.Plugin;
import org.gradle.api.Project;
import org.gradle.api.internal.file.FileResolver;
import org.gradle.internal.operations.BuildOperationExecutor;

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

package org.gradle.api.internal.rules;

import org.gradle.api.NamedDomainObjectFactory;
import org.gradle.api.internal.PolymorphicNamedEntityInstantiator;
import org.gradle.model.internal.core.rule.describe.ModelRuleDescriptor;

import java.util.Set;