*
* @author Roland Haeder <webmaster@shipsimu.org>
* @version 0.0.0
- * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2017 Core Developer Team
+ * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2023 Core Developer Team
* @license GNU GPL 3.0 or any newer version
* @link http://www.shipsimu.org
*
*
* @param $streamData Mixed non-object stream data
* @return $streamData The compressed stream data
- * @throws InvalidObjectException If the stream is an object
+ * @throws InvalidArgumentException If the stream is not compressable or decompressable
*/
- function compressStream ($streamData);
+ function compressStream (string $streamData);
/**
* A decompression stream
*
* @param $streamData Mixed non-object stream data
* @return $streamData The decompressed stream data
- * @throws InvalidObjectException If the stream is an object
+ * @throws InvalidArgumentException If the stream is not compressable or decompressable
*/
- function decompressStream ($streamData);
+ function decompressStream (string $streamData);
/**
* Getter for the file extension of this compressor