throw new GradleException(String.format("Could not list contents of directory '%s' as it is not readable.", file));
                }
                // else, might be a link which points to nothing, or has been removed while we're visiting, or ...
                throw new GradleException(String.format("Could not list contents of '%s'.", file));
            }
            for (File child : children) {

            try {
                visitEntries(builder);
            } catch (FileException e) {
                // Badly formed archive, so discard the contents and produce an empty JAR
                LOGGER.debug("Malformed archive '{}'. Discarding contents.", source.getName(), e);
            }
        });
    }

    private BiConsumer<File, ClasspathBuilder.Action> resultBuilder() {
        if (source.isDirectory()) {

   * ObjectOutputStream)}.
   */
  static int readCount(ObjectInputStream stream) throws IOException {
    return stream.readInt();
  }

  /**
   * Stores the contents of a map in an output stream, as part of serialization. It does not support
   * concurrent maps whose content may change while the method is running.
   *

        if (shouldRemoveContentsOf(file, handling)) {
            File[] contents = file.listFiles();

            // Something else may have removed it
            if (contents == null) {
                return false;
            }

            boolean attemptedToDeleteAnything = false;
            for (File item : contents) {

     * flushed to the filesystem on completion of this method.
     */
    BlockAddress write(T value);

    /**
     * Reads the contents of the given block.
     * The current thread performs the decoding.
     */
    T read(BlockAddress blockAddress);

    interface Writer<T> {
        void write(Encoder encoder, T value) throws Exception;
    }

import org.gradle.api.Action;
import org.gradle.api.tasks.Internal;
import org.gradle.api.tasks.util.PatternFilterable;
import org.gradle.internal.HasInternalProtocol;

/**
 * Synchronizes the contents of a destination directory with some source directories and files.
 *
 * @since 7.5
 */
@HasInternalProtocol
public interface SyncSpec extends CopySpec {

    /**

 */

package org.gradle.internal.classpath;

import org.gradle.api.file.RelativePath;

import java.io.IOException;

public interface ClasspathEntryVisitor {
    /**
     * Visits the contents of a classpath element.
     */
    void visit(Entry entry) throws IOException;

    interface Entry {
        enum CompressionMethod {
            /**
             * The entry is compressed with DEFLATE algorithm.

        return as(type, stream.readObject());
    }


    /**
     *
     * @param type
     * @param tagged
     * @return tagged object contents cast to type
     * @throws PACDecodingException
     */
    public static <T extends ASN1Primitive> T as ( Class<T> type, ASN1TaggedObject tagged ) throws PACDecodingException {
        return as(type, tagged.getBaseObject());

  @CollectionFeature.Require(SUPPORTS_REMOVE)
  public void testRetainAllIgnoresCount() {
    initThreeCopies();
    List<E> contents = Helpers.copyToList(getMultiset());
    assertFalse(getMultiset().retainAll(Collections.singleton(e0())));
    expectContents(contents);
  }

  /**
   * Returns {@link Method} instances for the remove tests that assume multisets support duplicates

  @CollectionFeature.Require(SUPPORTS_REMOVE)
  public void testRetainAllIgnoresCount() {
    initThreeCopies();
    List<E> contents = Helpers.copyToList(getMultiset());
    assertFalse(getMultiset().retainAll(Collections.singleton(e0())));
    expectContents(contents);
  }

  /**
   * Returns {@link Method} instances for the remove tests that assume multisets support duplicates