ContactCompanyCollection::isItemExists

private function isItemExists(CollectableEntity $item)
{
	/** @var ContactCompanyEntity $entity */
	foreach ($this->collection as $entity)
	{
		if ((int)$entity->getField('ENTITY_ID') === (int)$item->getField('ENTITY_ID')
			&& (int)$entity->getField('ENTITY_TYPE_ID') === (int)$item->getField('ENTITY_TYPE_ID')
		)
		{
			return true;
		}
	}

	return false;
}