Grid/Column/Column.php
public function setData($data)
    {
        $this->data = ['operator' => $this->getDefaultOperator(), 'from' => static::DEFAULT_VALUE, 'to' => static::DEFAULT_VALUE];

        $hasValue = false;
        if (isset($data['from']) && $this->isQueryValid($data['from'])) {
            $this->data['from'] = $data['from'];
            $hasValue = true;
        }

        if (isset($data['to']) && $this->isQueryValid($data['to'])) {
            $this->data['to'] = $data['to'];
            $hasValue = true;
        }

        $isNullOperator = (isset($data['operator']) && ($data['operator'] === self::OPERATOR_ISNULL || $data['operator'] === self::OPERATOR_ISNOTNULL));
        if (($hasValue || $isNullOperator) && isset($data['operator']) && $this->hasOperator($data['operator'])) {
            $this->data['operator'] = $data['operator'];
        }

        return $this;
    }
public function setData($data)
    {
        $this->data = ['operator' => $this->getDefaultOperator(), 'from' => static::DEFAULT_VALUE, 'to' => static::DEFAULT_VALUE];

        $hasValue = false;
        if (isset($data['from']) && $this->isQueryValid($data['from'])) {
            $this->data['from'] = $data['from'];
            $hasValue = true;
        }

        if (isset($data['to']) && $this->isQueryValid($data['to'])) {
            $this->data['to'] = $data['to'];
            $hasValue = true;
        }

        $isNullOperator = (isset($data['operator']) && ($data['operator'] === self::OPERATOR_ISNULL || $data['operator'] === self::OPERATOR_ISNOTNULL));
        if (($hasValue || $isNullOperator) && isset($data['operator']) && $this->hasOperator($data['operator'])) {
            $this->data['operator'] = $data['operator'];
        }

        return $this;
    }
set filter data from session | request.

@param  $data

@return \APY\DataGridBundle\Grid\Column\Column