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

package org.gradle.api.internal.provider;

public interface CollectionProviderInternal<T, C extends Iterable<T>> extends ProviderInternal<C> {
    Class<? extends T> getElementType();

    int size();

    boolean removePending(ProviderInternal<? extends T> provider);

    boolean addPendingCollection(CollectionProviderInternal<T, ? extends Iterable<T>> provider);

    boolean removePendingCollection(CollectionProviderInternal<T, ? extends Iterable<T>> provider);

    void realizeExternal(ProviderInternal<? extends T> provider);

    /**

    @Override
    public boolean addPendingCollection(CollectionProviderInternal<S, ? extends Iterable<S>> provider) {
        CollectionProviderInternal<T, ? extends Iterable<T>> providerOfT = Cast.uncheckedCast(provider);
        return collection.addPendingCollection(providerOfT);
    }

    @Override
    public boolean removePendingCollection(CollectionProviderInternal<S, ? extends Iterable<S>> provider) {

    private Collectors.TypedCollector<T> collectorFromCollectionProvider(final CollectionProviderInternal<T, ? extends Iterable<T>> provider) {
        return new Collectors.TypedCollector<>(provider.getElementType(), new Collectors.ElementsFromCollectionProvider<>(provider));
    }

    @Override
    public boolean removePendingCollection(CollectionProviderInternal<T, ? extends Iterable<T>> provider) {
        return removeByProvider(provider);

        return new TypedProvider(StringBuffer, value)
    }

    CollectionProviderInternal<? extends String, Set<? extends String>> setProvider(String... values) {
        return new TypedProviderOfSet(String, values as LinkedHashSet)
    }

    CollectionProviderInternal<? extends StringBuffer, Set<? extends StringBuffer>> setProvider(StringBuffer... values) {

import org.gradle.api.internal.provider.AbstractMinimalProvider;
import org.gradle.api.internal.provider.ChangingValue;
import org.gradle.api.internal.provider.ChangingValueHandler;
import org.gradle.api.internal.provider.CollectionProviderInternal;

import javax.annotation.Nullable;
import javax.inject.Inject;
import java.util.LinkedHashSet;
import java.util.Set;

/**

 * limitations under the License.
 */

package org.gradle.api.internal.collections;

import com.google.common.base.Objects;
import org.gradle.api.internal.provider.CollectionProviderInternal;
import org.gradle.api.internal.provider.ProviderInternal;
import org.gradle.api.specs.Spec;

import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;

 * limitations under the License.
 */

package org.gradle.api.internal.collections;

import com.google.common.collect.Lists;
import org.gradle.api.internal.provider.CollectionProviderInternal;
import org.gradle.api.internal.provider.ProviderInternal;
import org.gradle.api.specs.Spec;

import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;

import org.gradle.api.provider.Provider;

import java.util.Collection;

public interface CollectionPropertyInternal<T, C extends Collection<T>> extends PropertyInternal<C>, HasMultipleValues<T>, CollectionProviderInternal<T, C> {
    @Override
    Class<T> getElementType();

    /**
     * Adds an element to the property value.
     *
     * <p>