* Tests to see if the file this <code>SmbFile</code> represents
 * exists and is not marked read-only. By default, resources are
 * considered to be read-only and therefore for <code>smb1://</code>,
 * <code>smb1://workgroup/</code>, and <code>smb1://server/</code> resources
 * will be read-only.
 *
 * @return  <code>true</code> if the resource exists is not marked
 *          read-only
 */

     * threshold has not yet been updated, so there are no atomicity requirements for this with
     * respect to reads.
     *
     * As a guide, all critical volatile reads and writes to the count field are marked in code
     * comments.
     */

    @Weak final LocalCache<K, V> map;

    /** The number of live elements in this segment's region. */
    volatile int count;

     * threshold has not yet been updated, so there are no atomicity requirements for this with
     * respect to reads.
     *
     * As a guide, all critical volatile reads and writes to the count field are marked in code
     * comments.
     */

    @Weak final LocalCache<K, V> map;

    /** The number of live elements in this segment's region. */
    volatile int count;

    return new HashMap<>(capacity(expectedSize));
  }

  /**
   * Returns a capacity that is sufficient to keep the map from being resized as long as it grows no
   * larger than expectedSize and the load factor is ≥ its default (0.75).
   */
  static int capacity(int expectedSize) {
    if (expectedSize < 3) {
      checkNonnegative(expectedSize, "expectedSize");