public ItemStore(IStorageLocator storageLocator)
 {
     _table = storageLocator.GetTable(TABLE_NAME);
     _rawBlob = storageLocator.GetBlob(RAW_BLOB_NAME);
     _finishedBlob = storageLocator.GetBlob(FINISHED_BLOB_NAME);
     _queue = storageLocator.GetQueue(QUEUE_NAME);
 }