* @deprecated Unsupported operation.
   */
  @Deprecated
  @Override
  @DoNotCall("Always throws UnsupportedOperationException")
  public final boolean retainAll(Collection<?> elementsToKeep) {
    throw new UnsupportedOperationException();
  }

  /**
   * Guaranteed to throw an exception and leave the collection unmodified.
   *
   * @throws UnsupportedOperationException always

	resp := lockRPCUnlock.NewResponse()
	_, err := l.ll.Unlock(context.Background(), *args)
	// Ignore the Unlock() "reply" return value because if err == nil, "reply" is always true
	// Consequently, if err != nil, reply is always false
	return l.makeResp(resp, err)
}

// RLockHandler - Acquires an RLock.
func (l *lockRESTServer) RLockHandler(args *dsync.LockArgs) (*dsync.LockResp, *grid.RemoteErr) {

    }

    @Test
    @DisplayName("Test writeSetupWireFormat returns 0")
    void testWriteSetupWireFormat() {
        // Test that writeSetupWireFormat always returns 0
        byte[] buffer = new byte[100];
        int result = response.writeSetupWireFormat(buffer, 0);
        assertEquals(0, result);

        // Test with different offset

   * @deprecated Unsupported operation.
   */
  @Deprecated
  @Override
  @DoNotCall("Always throws UnsupportedOperationException")
  public final @Nullable V replace(K key, V value) {
    throw new UnsupportedOperationException();
  }

  /**
   * Guaranteed to throw an exception and leave the map unmodified.
   *
   * @throws UnsupportedOperationException always

     * It should always return 0.
     */
    @Test
    void testWriteDataWireFormat() {
        byte[] dst = new byte[10];
        // The method should not write anything and return 0
        assertEquals(0, response.writeDataWireFormat(dst, 0), "writeDataWireFormat should return 0.");
    }

    /**
     * Test for the readSetupWireFormat method.
     * It should always return 0.
     */
    @Test

   * @deprecated Unsupported operation.
   */
  @Deprecated
  @Override
  @DoNotCall("Always throws UnsupportedOperationException")
  public final void clear() {
    throw new UnsupportedOperationException();
  }

  /**
   * Guaranteed to throw an exception and leave the {@code RangeMap} unmodified.
   *
   * @throws UnsupportedOperationException always

   * of response body by the caller.
   *
   * This method is always invoked after [callStart].
   */
  open fun callEnd(call: Call) {
  }

  /**
   * Invoked when a call fails permanently.
   *
   * This method is always invoked after [callStart].
   */
  open fun callFailed(
    call: Call,
    ioe: IOException,
  ) {
  }

  /**
   * Guaranteed to throw an exception and leave the collection unmodified.
   *
   * @throws UnsupportedOperationException always
   * @deprecated Unsupported operation.
   */
  @CanIgnoreReturnValue
  @Deprecated
  @Override
  @DoNotCall("Always throws UnsupportedOperationException")
  public final boolean add(E e) {
    throw new UnsupportedOperationException();
  }

  /**

        assertSame(mockPrincipal, actualPrincipal, "getUserPrincipal should return the principal object.");
    }

    /**
     * Test method for {@link NtlmHttpServletRequest#getAuthType()}.
     * Verifies that the method always returns "NTLM".
     */
    @Test
    void testGetAuthType() {
        // Arrange: Define the expected authentication type
        String expectedAuthType = "NTLM";

        // Act: Call the method under test

 * it requires that the complete universe of rows and columns be specified at construction time.
 * Second, it is always backed by an array large enough to hold a value for every possible
 * combination of row and column keys. (This is rarely optimal unless the table is extremely dense.)
 * Finally, every possible combination of row and column keys is always considered to have a value