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<?php

/* --------------------------------------------------------------
   StringCollection.inc.php 2016-01-25
   Gambio GmbH
   http://www.gambio.de
   Copyright (c) 2016 Gambio GmbH
   Released under the GNU General Public License (Version 2)
   [http://www.gnu.org/licenses/gpl-2.0.html]
   --------------------------------------------------------------
*/

/**
 * Class StringCollection
 *
 * @category System
 * @package  Shared
 */
class StringCollection extends AbstractCollection
{
    
    /**
     * Get valid item type.
     *
     * @return string
     */
    protected function _getValidType()
    {
        return 'StringType';
    }


    /**
     * Convert the items to strings and return all items as an array.
     *
     * @return array Collection content
     */
    public function getStringArray()
    {
        $collectionContentAsStringArray = array();

        foreach($this->collectionContentArray as $item)
        {
            $collectionContentAsStringArray[] = $item->asString();
        }

        return $collectionContentAsStringArray;
    }
}