*/
  public static <K extends @Nullable Object, V extends @Nullable Object>
      IdentityHashMap<K, V> newIdentityHashMap() {
    return new IdentityHashMap<>();
  }

  /**
   * Computes the difference between two maps. This difference is an immutable snapshot of the state
   * of the maps at the time this method is called. It will never change, even if the maps change at
   * a later time.
   *

   */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      IdentityHashMap<K, V> newIdentityHashMap() {
    return new IdentityHashMap<>();
  }

  /**
   * Computes the difference between two maps. This difference is an immutable snapshot of the state
   * of the maps at the time this method is called. It will never change, even if the maps change at
   * a later time.
   *

     * @return A new <code>{@link java.net.URL}</code> for this <code>SmbFile</code>
     */
    @Deprecated
    public URL toURL() {
        return getURL();
    }

    /**
     * Computes a hashCode for this file based on the URL string and IP
     * address if the server. The hashing function uses the hashcode of the
     * server address, the canonical representation of the URL, and does not

     * @throws MalformedURLException if the URL is malformed
     */
    @Deprecated
    public URL toURL() throws MalformedURLException {
        return url;
    }

    /**
     * Computes a hashCode for this file based on the URL string and IP
     * address if the server. The hashing function uses the hashcode of the
     * server address, the canonical representation of the URL, and does not

        // the value for the key is already being computed.
        computingValueReference = new ComputingValueReference<>(valueReference);

        // Compute the value now, so if it throws an exception we don't change anything.
        newValue = computingValueReference.compute(key, function);

        if (e == null) {
          createNewEntry = true;

     * Merge two lists
     */
    private static <T> List<T> merge(List<T> tgt, List<T> src, boolean sourceDominant, KeyComputer<T> computer) {
        return merge(tgt, src, computer, new SourceDominant<T>(sourceDominant));
    }

    private static <T> List<T> merge(List<T> tgt, List<T> src, KeyComputer<T> computer, Remapping<T> remapping) {
        if (src.isEmpty()) {
            return tgt;
        }

*.ck
*.cloud.metacentrum.cz
*.cloudera.site
*.cn-north-1.airflow.amazonaws.com.cn
*.cn-northwest-1.airflow.amazonaws.com.cn
*.cns.joyent.com
*.code.run
*.compute-1.amazonaws.com
*.compute.amazonaws.com
*.compute.amazonaws.com.cn
*.compute.estate
*.cryptonomic.net
*.customer-oci.com
*.d.crm.dev
*.database.run
*.dev-builder.code.com
*.dev.adobeaemcloud.com
*.developer.app
*.digitaloceanspaces.com

	response, err = s.client.Do(req)
	c.Assert(err, nil)
	if s.signer == signerV4 {
		verifyError(c, response, "XAmzContentSHA256Mismatch", "The provided 'x-amz-content-sha256' header does not match what was computed.", http.StatusBadRequest)
	}
}

// Test deletes multiple objects and verifies server response.
func (s *TestSuiteCommon) TestDeleteMultipleObjects(c *check) {
	// generate a random bucket name.

*.ck
*.cloud.metacentrum.cz
*.cloudera.site
*.cn-north-1.airflow.amazonaws.com.cn
*.cn-northwest-1.airflow.amazonaws.com.cn
*.cns.joyent.com
*.code.run
*.compute-1.amazonaws.com
*.compute.amazonaws.com
*.compute.amazonaws.com.cn
*.compute.estate
*.cryptonomic.net
*.customer-oci.com
*.d.crm.dev
*.database.run
*.dev-builder.code.com
*.dev.adobeaemcloud.com
*.developer.app
*.digitaloceanspaces.com

			targetSize = srcInfo.EncryptedSize()
		case isSourceEncrypted && !isTargetEncrypted:
			targetSize, _ = srcInfo.DecryptedSize()
		}

		// Client can request that a different type of checksum is computed server-side for the
		// destination object using the x-amz-checksum-algorithm header.
		headerChecksumType := hash.NewChecksumHeader(r.Header)
		if headerChecksumType.IsSet() {