final long timestamp = propertiesFile.lastModified();
        if (timestamp <= lastModified) {
            return false;
        }

        return true;
    }

    public synchronized void load() {
        final Properties prop = new Properties();
        try (final FileInputStream fis = new FileInputStream(propertiesFile)) {
            lastModified = propertiesFile.lastModified();
            prop.load(fis);

            final Date lastModified = FessFunctions.parseDate(lastModifiedObj.toString());
            if (lastModified != null) {
                return lastModified;
            }
        } else if ((lastModifiedObj instanceof final String[] lastModifieds) && (lastModifieds.length > 0)) {
            final Date lastModified = FessFunctions.parseDate(lastModifieds[0]);
            if (lastModified != null) {

// generates CopyObjectResponse from etag and lastModified time.
func generateCopyObjectResponse(etag string, lastModified time.Time) CopyObjectResponse {
	return CopyObjectResponse{
		ETag:         "\"" + etag + "\"",
		LastModified: amztime.ISO8601Format(lastModified.UTC()),
	}
}

// generates CopyObjectPartResponse from etag and lastModified time.

                long lm;

                if ( ( lm = f.lastModified() ) > this.lastModified ) {
                    if ( log.isDebugEnabled() ) {
                        log.debug("Reading " + tc.getConfig().getLmHostsFileName());
                    }
                    this.lastModified = lm;
                    this.table.clear();
                    try ( FileReader r = new FileReader(f) ) {

                    int diff = Math.abs((int) ( ( time / 1000 ) - ( f.lastModified() / 1000 ) ));
                    Assert.assertTrue("Have set time correctly", diff < 2);
                }
                else {
                    assertEquals(time, f.lastModified());
                }
            }
            catch ( SmbUnsupportedOperationException e ) {

    }

    public String getUpdatePolicy() {
        return updatePolicy;
    }

    public String getChecksumPolicy() {
        return checksumPolicy;
    }

    public boolean checkOutOfDate(Date lastModified) {
        boolean checkForUpdates = false;

        if (UPDATE_POLICY_ALWAYS.equals(updatePolicy)) {
            checkForUpdates = true;
        } else if (UPDATE_POLICY_DAILY.equals(updatePolicy)) {

        try {
            if( FILENAME != null ) {
                File f = new File( FILENAME );
                long lm;

                if(( lm = f.lastModified() ) > lastModified ) {
                    lastModified = lm;
                    TAB.clear();
                    alt = 0;
                    populate( new FileReader( f ));
                }
                result = (NbtAddress)TAB.get( name );

                    return true;
                }

                final Date lastModified = DocumentUtil.getValue(document, fessConfig.getIndexFieldLastModified(), Date.class);
                if (lastModified == null) {
                    return true;
                }
                urlQueue.setLastModified(lastModified.getTime());
                log(logHelper, LogType.CHECK_LAST_MODIFIED, crawlerContext, urlQueue);

            this.artifact = ArtifactUtils.copyArtifact(artifact);
            if ("pom".equals(artifact.getType()) && file != null) {
                pomHash = file.getPath().hashCode() + file.lastModified();
            } else {
                pomHash = 0;
            }
            this.resolveManagedVersions = resolveManagedVersions;
            this.repositories.add(localRepository);

                if ( dh.hasCapability(SmbConstants.CAP_NT_SMBS) ) {
                    dest.setPathInformation(src.getAttributes(), src.createTime(), src.lastModified(), src.lastAccess());
                }
                else {
                    dest.setPathInformation(src.getAttributes(), 0L, src.lastModified(), 0L);
                }
            }
            catch ( SmbUnsupportedOperationException e ) {