def filesB = configurations.b
                def idsB = configurations.b.incoming.artifacts.resolvedArtifacts.map { it.id }
                def filesC = configurations.c
                def idsC = configurations.c.incoming.artifacts.resolvedArtifacts.map { it.id }
                doLast {
                    println "gradleApi() files: " + filesA.collect { it.name }

        and:
        conf1.getDependencies().add(files1)
        conf2.getDependencies().add(files2)
        conf3.getDependencies().add(files3)

        expect:
        state.getConfiguration('child1').metadata.files*.source == [files1, files2, files3]
        state.getConfiguration('child2').metadata.files*.source == [files1]
    }

    def "dependency is attached to configuration and its children"() {

    private final List<File> files;

    public GroovyClass(Iterable<File> files) {
        this.files = new ArrayList<File>();
        for (File file : files) {
            this.files.add(file);
        }
    }

    public GroovyClass(File... files) {
        this(Arrays.asList(files));
    }

    @Override
    public String toString() {
        return files.toString();
    }

    private final List<File> files;

    public JavaClass(Iterable<File> files) {
        this.files = new ArrayList<File>();
        for (File file : files) {
            this.files.add(file);
        }
    }

    public JavaClass(File... files) {
        this(Arrays.asList(files));
    }

    @Override
    public String toString() {
        return files.toString();
    }

 *
 * <p>{@link java.nio.file.Path} users will find similar utilities in {@link MoreFiles} and the
 * JDK's {@link java.nio.file.Files} class.
 *
 * @author Chris Nokleberg
 * @author Colin Decker
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public final class Files {

  private Files() {}

  /**

 *
 * <p>{@link java.nio.file.Path} users will find similar utilities in {@link MoreFiles} and the
 * JDK's {@link java.nio.file.Files} class.
 *
 * @author Chris Nokleberg
 * @author Colin Decker
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public final class Files {

  private Files() {}

  /**

        then:
        0 * fileResolver._

        when:
        def files = collection.files

        then:
        1 * fileResolver.resolve('a') >> file
        0 * fileResolver._

        then:
        files as List == [file]

        when:
        def files2 = collection.files

        then:
        files2 as List == [file]

        and:
        0 * fileResolver._
    }

                <fileset dir="\${lib.dir}"/>
            </classpath>
        </javac>
    </target>

    <target name="test" depends="compile, compileTest">
        <mkdir dir="\${test.reports.dir}"/>
        <junit>
            <classpath>
                <path location="\${test.classes.dir}"/>
                <path location="\${classes.dir}"/>
                <fileset dir="\${lib.dir}"/>
            </classpath>

    def "can subtract the elements of another file collection"() {
        given:
        file('files/a/one.txt').createFile()
        file('files/b/two.txt').createFile()
        buildFile """
            def files = files('files/a', 'files/b').minus(files('files/b'))
            task copy(type: Copy) {
                from files
                into 'dest'
            }
        """

        when:
        run 'copy'

func (s *FileSet) RemoveFile(file *File) {
	s.last.CompareAndSwap(file, nil) // clear last file cache

	s.mutex.Lock()
	defer s.mutex.Unlock()

	if i := searchFiles(s.files, file.base); i >= 0 && s.files[i] == file {
		last := &s.files[len(s.files)-1]
		s.files = append(s.files[:i], s.files[i+1:]...)
		*last = nil // don't prolong lifetime when popping last element
	}
}