import org.gradle.internal.logging.text.TreeFormatter;

public class ResolutionBackedFileCollection extends AbstractFileCollection {
    private final ResolutionResultProvider<SelectedArtifactSet> resultProvider;
    private final boolean lenient;
    private final ResolutionHost resolutionHost;
    private SelectedArtifactSet selectedArtifacts;

    public ResolutionBackedFileCollection(
        ResolutionResultProvider<SelectedArtifactSet> resultProvider,

 */

package org.gradle.internal.serialize.codecs.core

import org.gradle.api.file.FileCollection
import org.gradle.api.file.FileTree
import org.gradle.api.internal.artifacts.configurations.ResolutionBackedFileCollection
import org.gradle.api.internal.artifacts.ivyservice.resolveengine.artifact.ArtifactSetToFileCollectionFactory
import org.gradle.api.internal.artifacts.transform.TransformedArtifactSet

     * Over time, this should be merged with the FileCollection implementation in DefaultConfiguration
     */
    public ResolutionBackedFileCollection asFileCollection(String displayName, boolean lenient, List<?> elements) {
        return new ResolutionBackedFileCollection(new PartialSelectedArtifactProvider(elements), lenient, new NameBackedResolutionHost(displayName), taskDependencyFactory);
    }

import java.util.Set;

public class DefaultArtifactCollection implements ArtifactCollectionInternal {
    private final ResolutionBackedFileCollection fileCollection;
    private final boolean lenient;
    private final CalculatedValue<ArtifactSetResult> result;

    public DefaultArtifactCollection(ResolutionBackedFileCollection files, boolean lenient, ResolutionHost resolutionHost, CalculatedValueFactory calculatedValueFactory) {

                resolutionAccess.getHost(),
                calculatedValueContainerFactory
            );
        }

        @Override
        public ResolutionBackedFileCollection getFiles() {
            return new ResolutionBackedFileCollection(
                resolutionAccess.getResults().map(this::selectArtifacts),
                lenient,
                resolutionAccess.getHost(),

            .willBeRemovedInGradle9()
            .withUpgradeGuideSection(8, "deprecate_filtered_configuration_file_and_filecollection_methods")
            .nagUser();

        return new ResolutionBackedFileCollection(
            resolutionAccess.getResults().map(resolverResults ->
                resolverResults.getLegacyResults().getLegacyVisitedArtifactSet().select(dependencySpec)
            ),
            false,