return this.exception;
        }

        @Override
        public void setExpiration(Long expiration) {
            this.expiration = expiration;
        }

        @Override
        public Long getExpiration() {
            return this.expiration;
        }

        // Additional Response interface methods
        @Override
        public boolean isReceived() {

        assertFalse(auth.isExpired());

        // Wait for expiration
        Thread.sleep(150);

        // Should be expired now
        assertTrue(auth.isExpired());

        // Reset timestamp
        auth.resetAuthenticationTimestamp();
        assertFalse(auth.isExpired());

        // Test with no expiration (TTL = 0)
        auth.setAuthenticationTTL(0);
        Thread.sleep(100);

			Optional:    true,
			Type:        "duration",
		},
		config.HelpKV{
			Key:         ExpirationWorkersWait,
			Description: "maximum sleep duration between objects to slow down batch expiration operation" + defaultHelpPostfix(ExpirationWorkersWait),
			Optional:    true,
			Type:        "duration",
		},
	}

   * CacheBuilder#softValues}.
   */
  COLLECTED {
    @Override
    boolean wasEvicted() {
      return true;
    }
  },

  /**
   * The entry's expiration timestamp has passed. This can occur when using {@link
   * CacheBuilder#expireAfterWrite} or {@link CacheBuilder#expireAfterAccess}.
   */
  EXPIRED {
    @Override
    boolean wasEvicted() {
      return true;

		},
		{
			// no transition rule
			xml:         []byte(`<LifecycleConfiguration xmlns="http://s3.amazonaws.com/doc/2006-03-01/"><Rule><ID>rule</ID><Prefix /><Status>Enabled</Status><Expiration><Days>1</Days></Expiration></Rule></LifecycleConfiguration>`),
			expectedErr: nil,
		},
	}
	for i, tc := range testCases {
		lc, err := lifecycle.ParseLifecycleConfig(bytes.NewReader(tc.xml))
		if err != nil {

| exp        | _integer_      | The token expiration time.                                                                                                                                                              |

    class InheritedMethodsTests {

        @Test
        @DisplayName("Should get expiration")
        void testGetExpiration() {
            long expiration = System.currentTimeMillis() + 60000;

            // Test with mock
            when(mockReferralData.getExpiration()).thenReturn(expiration);
            assertEquals(expiration, mockReferralData.getExpiration());
            verify(mockReferralData, times(1)).getExpiration();

     */
    public Dfs() {
        // Default constructor
    }

    static class CacheEntry {
        long expiration;
        HashMap map;

        CacheEntry(long ttl) {
            if (ttl == 0) {
                ttl = Dfs.TTL;
            }
            expiration = System.currentTimeMillis() + ttl * 1000L;
            map = new HashMap();
        }
    }

        this.namespace = namespace;
        return this;
    }

    /**
     * Sets the document expiration period in days.
     * Controls how long crawled documents remain in the search index.
     *
     * @param documentExpires the expiration period: -2 (system default), -1 (never expire),
     *                       0 or positive (expire after specified days)

 * An object that can receive a notification when an entry is removed from a cache. The removal
 * resulting in notification could have occurred to an entry being manually removed or replaced, or
 * due to eviction resulting from timed expiration, exceeding a maximum size, or garbage collection.
 *
 * <p>An instance may be called concurrently by multiple threads to process different entries.