import java.security.GeneralSecurityException;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;
-import java.util.Date;
import java.sql.SQLException;
import java.sql.Timestamp;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
+import java.util.Date;
import java.util.Properties;
import java.util.TimeZone;