Symfony\Component\Form\Field::bind PHP Method

    public function bind($taintedData)
    {
        $this->transformedData = (is_array($taintedData) || is_object($taintedData)) ? $taintedData : (string)$taintedData;
        $this->bound = true;
        $this->errors = array();

        if (is_string($this->transformedData) && $this->getOption('trim')) {
            $this->transformedData = trim($this->transformedData);
        }

        try {
            $this->normalizedData = $this->processData($this->reverseTransform($this->transformedData));
            $this->data = $this->denormalize($this->normalizedData);
            $this->transformedData = $this->transform($this->normalizedData);
        } catch (TransformationFailedException $e) {
            // TODO better text
            // TESTME
            $this->addError(new FieldError('invalid (localized)'));
        }
    }

 /**
  * {@inheritDoc}
  */
 public function bind($data)
 {
     if ($this->mode === self::GROUP) {
         parent::bind($data);
     } else {
         Field::bind($data);
     }
 }