return c.db.Ping()
}

// If you use BeginTx returned *sql.Tx as shown below then you can't record queries in a transaction.
//
//	func (c *wrapperConnPool) BeginTx(ctx context.Context, opts *sql.TxOptions) (*sql.Tx, error) {
//		 return c.db.BeginTx(ctx, opts)
//	}
//
// You should use BeginTx returned gorm.Tx which could wrap *sql.Tx then you can record all queries.

		if err = fc(tx); err == nil {
			panicked = false
			return tx.Commit().Error
		}
	}

	panicked = false
	return
}

// Begin begins a transaction with any transaction options opts
func (db *DB) Begin(opts ...*sql.TxOptions) *DB {
	var (
		// clone statement
		tx  = db.getInstance().Session(&Session{Context: db.Statement.Context, NewDB: db.clone == 1})
		opt *sql.TxOptions
		err error
	)

	db.PreparedSQL = append(db.PreparedSQL, query)
	db.Mux.Unlock()

	return cacheStmt, nil
}

func (db *PreparedStmtDB) BeginTx(ctx context.Context, opt *sql.TxOptions) (ConnPool, error) {
	if beginner, ok := db.ConnPool.(TxBeginner); ok {
		tx, err := beginner.BeginTx(ctx, opt)
		return &PreparedStmtTX{PreparedStmtDB: db, Tx: tx}, err
	}

	beginner, ok := db.ConnPool.(ConnPoolBeginner)
	if !ok {

        statsCache.asMap().entrySet().stream().forEach(e -> {
            final StatsObject data = e.getValue();
            final Long begin = data.remove(BEGIN_KEY);
            if (begin != null) {
                printStats(e.getKey(), data, begin, false);
            }
        });

    }

    public void begin(final Object keyObj) {
        getCacheKey(keyObj).ifPresent(key -> {
            try {
                statsCache.get(key);

      |
      """.trimMargin()
    val pkcs8Pem =
      """
      |-----BEGIN PRIVATE KEY-----
      |MEECAQAwEwYHKoZIzj0CAQYIKoZIzj0DAQcEJzAlAgEBBCA7ODT0xhGSNn4ESj6J
      |lu/GJQZoU9lDrCPeUcQ28tzOWw==
      |-----END PRIVATE KEY-----
      |
      """.trimMargin()
    val bcPkcs8Pem =
      """
      |-----BEGIN PRIVATE KEY-----
      |ME0CAQAwEwYHKoZIzj0CAQYIKoZIzj0DAQcEMzAxAgEBBCA7ODT0xhGSNn4ESj6J

type ListMultipartsInfo struct {
	// Together with upload-id-marker, this parameter specifies the multipart upload
	// after which listing should begin.
	KeyMarker string

	// Together with key-marker, specifies the multipart upload after which listing
	// should begin. If key-marker is not specified, the upload-id-marker parameter
	// is ignored.
	UploadIDMarker string

	SavePoint(tx *DB, name string) error
	RollbackTo(tx *DB, name string) error
}

// TxBeginner tx beginner
type TxBeginner interface {
	BeginTx(ctx context.Context, opts *sql.TxOptions) (*sql.Tx, error)
}

// ConnPoolBeginner conn pool beginner
type ConnPoolBeginner interface {
	BeginTx(ctx context.Context, opts *sql.TxOptions) (ConnPool, error)
}

// TxCommitter tx committer
type TxCommitter interface {
	Commit() error

	}
}

// Trace print sql message
//
//nolint:cyclop
func (l *logger) Trace(ctx context.Context, begin time.Time, fc func() (string, int64), err error) {
	if l.LogLevel <= Silent {
		return
	}

	elapsed := time.Since(begin)
	switch {
	case err != nil && l.LogLevel >= Error && (!errors.Is(err, ErrRecordNotFound) || !l.IgnoreRecordNotFoundError):
		sql, rows := fc()

    this.name = name;
    this.parts = parts;
  }

  /**
   * The index in the {@link #parts()} list at which the public suffix begins. For example, for the
   * domain name {@code myblog.blogspot.co.uk}, the value would be 1 (the index of the {@code
   * blogspot} part). The value is negative (specifically, {@link #NO_SUFFIX_FOUND}) if no public

                localLogMsg.set(buf.toString());
            }
        };
        crawlerStatsHelper.init();
    }

    public void test_beginDone() {
        String key = "test";
        crawlerStatsHelper.begin(key);
        crawlerStatsHelper.done(key);
        logger.info(localLogMsg.get());
        String[] values = localLogMsg.get().split("\t");
        assertEquals(3, values.length);
        assertEquals("url:test", values[0]);