orig.refresh();
            // Clone should retain its cached Subject
            assertSame(copySubj, copy.getSubject(), "Clone should retain its cached Subject");
        } else {
            // If JAAS is not configured and getSubject() returns null, verify cloning still works
            assertNull(first, "First call to getSubject() returned null - JAAS not configured");

            // Clone should also return null for getSubject() calls

		}
	}

	return targetIDs
}

// Clone - returns copy of this rules.
func (rules Rules) Clone() Rules {
	rulesCopy := make(Rules)

	for pattern, targetIDSet := range rules {
		rulesCopy[pattern] = targetIDSet.Clone()
	}

	return rulesCopy
}

// Union - returns union with given rules as new rules.
func (rules Rules) Union(rules2 Rules) Rules {
	nrules := rules.Clone()

	for pattern, targetIDSet := range rules2 {

            when(mockMd5.clone()).thenReturn(clonedMd5);

            HMACT64 clonedHmac = (HMACT64) originalHmac.clone();

            assertNotNull(clonedHmac);
            assertNotSame(originalHmac, clonedHmac);
            verify(mockMd5, times(1)).clone(); // Verify that the internal MD5 was cloned
        }
    }

    @Test
    void testCloneNotSupportedException() throws NoSuchAlgorithmException, CloneNotSupportedException {

        clone.setResolved(artifact.isResolved());
        clone.setFile(artifact.getFile());

        clone.setAvailableVersions(copyList(artifact.getAvailableVersions()));
        if (artifact.getVersion() != null) {
            clone.setBaseVersion(artifact.getBaseVersion());
        }
        clone.setDependencyFilter(artifact.getDependencyFilter());

    this.supportsClone = supportsClone(prototype);
  }

  @Override
  public int bits() {
    return bits;
  }

  private static boolean supportsClone(Mac mac) {
    try {
      Object unused = mac.clone();
      return true;
    } catch (CloneNotSupportedException e) {
      return false;
    }
  }

  private static Mac getMac(String algorithmName, Key key) {
    try {

        return this.context;
    }

    @Override
    public NtlmPasswordAuthentication clone() {
        final NtlmPasswordAuthentication cloned = new NtlmPasswordAuthentication();
        cloneInternal(cloned, this);
        return cloned;
    }

    /**
     * Clone internal fields from one NtlmPasswordAuthentication to another.
     *

 - [OGNL](https://github.com/codelibs/fess-script-ognl)

## Development Information

### Get Source Code

1. Clone Fess's repository:
    ```
    $ cd ~/workspace
    $ git clone https://github.com/codelibs/fess.git
    ```
    
2. Import the cloned repository as a [Maven](https://maven.apache.org/) project on [Eclipse](https://www.eclipse.org/eclipseide/) or another IDE.

    private set

  val pushPromises: List<PushPromise>
    get() = promises

  init {
    setResponseCode(200)
    setHeader("Content-Length", 0L)
  }

  public override fun clone(): MockResponse {
    val result = super.clone() as MockResponse
    result.headersBuilder = headersBuilder.build().newBuilder()
    result.promises = promises.toMutableList()
    return result
  }

  @JvmName("-deprecated_getStatus")

		l.Bins[lastIdx] = tierStats{}
	}
}

func (l *lastDayTierStats) clone() lastDayTierStats {
	clone := lastDayTierStats{
		UpdatedAt: l.UpdatedAt,
	}
	copy(clone.Bins[:], l.Bins[:])
	return clone
}

func (l lastDayTierStats) merge(m lastDayTierStats) (merged lastDayTierStats) {
	cl := l.clone()
	cm := m.clone()

	if cl.UpdatedAt.After(cm.UpdatedAt) {
		cm.forwardTo(cl.UpdatedAt)

    this.bytes = bytes;
    this.supportsClone = supportsClone(prototype);
  }

  private static boolean supportsClone(MessageDigest digest) {
    try {
      Object unused = digest.clone();
      return true;
    } catch (CloneNotSupportedException e) {
      return false;
    }
  }

  @Override
  public int bits() {
    return bytes * Byte.SIZE;
  }

  @Override