}
    }

    @Test
    void testTimestampConsistency() {
        long beforeCreation = System.currentTimeMillis();
        WitnessNotification newNotification = new WitnessNotification(WitnessEventType.RESOURCE_CHANGE, "TestResource");
        long afterCreation = System.currentTimeMillis();

        assertTrue(newNotification.getTimestamp() >= beforeCreation);

        }

        long margin = 5000000L;
        System.gc();
        for (int i = 0; i < 300; i++) {
            if (MemoryUtil.getUsedMemory() < current + margin) {
                break;
            }
            System.gc();
            Thread.sleep(100L);
        }
        final long usedMemory = MemoryUtil.getUsedMemory();

import java.util.List;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.exception.InterruptedRuntimeException;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.lang.ThreadUtil;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.crawler.exception.CrawlerSystemException;
import org.codelibs.fess.exception.CommandExecutionException;

    }

    @Test
    @DisplayName("Should get expiration")
    void testGetExpiration() {
        // Given
        long expiration = System.currentTimeMillis();
        when(mockReferralData.getExpiration()).thenReturn(expiration);

        // When
        long result = mockReferralData.getExpiration();

        // Then
        assertEquals(expiration, result);

    }

    /**
     * Retrieves a setting value as a long.
     * @param key The key of the setting.
     * @param defaultValue The default value if the setting is not found.
     * @return The setting value as a long.
     */
    public long getAsLong(final String key, final long defaultValue) {
        return getAs(key, defaultValue, Long::parseLong);
    }

    /**

final class SmallCharMatcher extends NamedFastMatcher {
  static final int MAX_SIZE = 1023;
  private final char[] table;
  private final boolean containsZero;
  private final long filter;

  private SmallCharMatcher(char[] table, long filter, boolean containsZero, String description) {
    super(description);
    this.table = table;
    this.filter = filter;
    this.containsZero = containsZero;
  }

        if (value instanceof Integer) {
            return ((Integer) value).floatValue();
        }
        if (value instanceof Long) {
            return ((Long) value).floatValue();
        }
        if (value instanceof Float) {
            return (Float) value;
        }
        if (value instanceof Double) {

     */
    long getPersistentHandleTimeout();

    /**
     * Gets the witness heartbeat timeout in milliseconds.
     *
     * @return the heartbeat timeout
     */
    long getWitnessHeartbeatTimeout();

    /**
     * Gets the witness registration timeout in milliseconds.
     *
     * @return the registration timeout
     */
    long getWitnessRegistrationTimeout();

        String direction = event.getRequestType() == TransferEvent.RequestType.PUT ? "to" : "from";

        TransferResource resource = event.getResource();
        long contentLength = event.getTransferredBytes();
        FileSizeFormat format = new FileSizeFormat();

        StringBuilder message = new StringBuilder();

  private long count;

  /**
   * Wraps another output stream, counting the number of bytes written.
   *
   * @param out the output stream to be wrapped
   */
  public CountingOutputStream(OutputStream out) {
    super(checkNotNull(out));
  }

  /** Returns the number of bytes written. */
  public long getCount() {
    return count;
  }

  @Override