@Nullable K key, @Nullable V value, RemovalCause cause) {
    return new RemovalNotification<>(key, value, cause);
  }

  private RemovalNotification(@Nullable K key, @Nullable V value, RemovalCause cause) {
    super(key, value);
    this.cause = checkNotNull(cause);
  }

  /** Returns the cause for which the entry was removed. */
  public RemovalCause getCause() {
    return cause;
  }

  /**

    }

    /**
     * Constructs a CIFS unsupported crypto exception with the specified detail message and cause.
     *
     * @param message the detail message
     * @param cause the cause of this exception
     */
    public CIFSUnsupportedCryptoException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**
     * Constructs a CIFS unsupported crypto exception with the specified detail message.

    }

    /**
     * Creates a new SMBProtocolDowngradeException with the specified detail message and cause.
     *
     * @param message the detail message
     * @param cause the cause of the exception
     */
    public SMBProtocolDowngradeException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**
     * Creates a new SMBProtocolDowngradeException with the specified detail message.

        Throwable cause = new IllegalArgumentException("Cause exception");
        FessSystemException exception = new FessSystemException(cause);

        assertEquals(cause, exception.getCause());
        // When constructed with cause only, message contains the cause's toString()
        assertTrue(exception.getMessage().contains(cause.getClass().getName()));
        assertTrue(exception.getMessage().contains("Cause exception"));

    @DisplayName("Message+Cause ctor: propagates message/cause and unsuccessful status")
    void messageAndCauseConstructor_setsMessageCause_andUnsuccessfulStatus(String msg) {
        // Arrange
        Throwable cause = new IllegalStateException("root cause");

        // Act
        SMBSignatureValidationException ex = new SMBSignatureValidationException(msg, cause);

        // Assert
        if (msg == null) {

    /**
     * Constructs a new FessSystemException with the specified detail message and cause.
     *
     * @param message the detail message describing the exception
     * @param cause the cause of this exception
     */
    public FessSystemException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**
     * Constructs a new FessSystemException with the specified detail message.

        final Exception cause = new RuntimeException("Test cause");

        // Execute
        final SsoMessageException exception = new SsoMessageException(null, message, cause);

        // Verify
        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertEquals(cause, exception.getCause());
        assertNull(exception.getMessageCode());
    }

    }

    public void test_toStringMethodWithCause() {
        // Test toString method behavior with cause
        String message = "Plugin error with cause";
        Throwable cause = new RuntimeException("Root cause");
        PluginException exception = new PluginException(message, cause);

        String toStringResult = exception.toString();
        assertNotNull(toStringResult);

     * Constructs a new SuggestSettingsException with the specified cause.
     * @param cause The cause.
     */
    public SuggestSettingsException(final Throwable cause) {
        super(cause);
    }

    /**
     * Constructs a new SuggestSettingsException with the specified detail message and cause.
     * @param msg The detail message.
     * @param cause The cause.
     */

        // Test constructor with message and cause
        String message = "SSO authentication error";
        Exception cause = new RuntimeException("Token validation failed");
        SsoLoginException exception = new SsoLoginException(message, cause);

        assertEquals(message, exception.getMessage());
        assertNotNull(exception.getCause());
        assertEquals(cause, exception.getCause());