Method getItems

/**
 * Method to get an array of data items.
 *
 * @return  mixed  An array of data items on success, false on failure.
 *
 * @since   1.6
 */
public function getItems()
{
    // Get a storage key.
    $store = $this->getStoreId();
    // Try to load the data from internal storage.
    if (isset($this->cache[$store])) {
        return $this->cache[$store];
    }
    try {
        // Load the list items and add the items to the internal cache.
        $this->cache[$store] = $this->_getList($this->_getListQuery(), $this->getStart(), $this->getState('list.limit'));
    } catch (\RuntimeException $e) {
        $this->setError($e->getMessage());
        return false;
    }
    return $this->cache[$store];
}