Now use 'instanceof' keyword instead of checking for existing methods

[core.git] / inc / classes / middleware / compressor / class_CompressorChannel.php

diff --git a/inc/classes/middleware/compressor/class_CompressorChannel.php b/inc/classes/middleware/compressor/class_CompressorChannel.php
index 8830de87020d0c7425550fa8d02ef16fb5c3cec6..c1b213cfc51172e000ad4552d32c994c1842e751 100644 (file)
--- a/inc/classes/middleware/compressor/class_CompressorChannel.php
+++ b/inc/classes/middleware/compressor/class_CompressorChannel.php
@@ -4,7 +4,7 @@
  *
  * @author             Roland Haeder <webmaster@ship-simu.org>
  * @version            0.0.0
- * @copyright  Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2011 Core Developer Team
+ * @copyright  Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2012 Core Developer Team
  * @license            GNU GPL 3.0 or any newer version
  * @link               http://www.ship-simu.org
  *
@@ -49,9 +49,7 @@ class CompressorChannel extends BaseMiddleware implements Registerable {
                // Is the compressor handler set?
                if (
                           (is_null($compressorInstance->getCompressor()))
-                       || (!is_object($compressorInstance->getCompressor()))
-                       || (!method_exists($compressorInstance->getCompressor(), 'compressStream'))
-                       || (!method_exists($compressorInstance->getCompressor(), 'decompressStream'))
+                       || (!$compressorInstance->getCompressor() instanceof Compressor)
                ) {
                        // Init base directory
                        $baseDir =