Remove trailing whitespace

common/framework/drivers/cache/memcached.php

@@ -11,18 +11,18 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 	 * Set this flag to false to disable cache prefixes.
 	 */
 	public $prefix = true;
-	
+
 	/**
 	 * The singleton instance is stored here.
 	 */
 	protected static $_instance = null;
-	
+
 	/**
 	 * The Memcached connection is stored here.
 	 */
 	protected $_conn = null;
 	protected $_ext = null;
-	
+
 	/**
 	 * Direct invocation of the constructor is not permitted.
 	 */
@@ -42,7 +42,7 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 		{
 			return;
 		}
-		
+
 		foreach ($config as $url)
 		{
 			if (starts_with('/', $url))
@@ -59,10 +59,10 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 			}
 		}
 	}
-	
+
 	/**
 	 * Create a new instance of the current cache driver, using the given settings.
-	 * 
+	 *
 	 * @param array $config
 	 * @return void
 	 */
@@ -74,24 +74,24 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 		}
 		return self::$_instance;
 	}
-	
+
 	/**
 	 * Check if the current cache driver is supported on this server.
-	 * 
+	 *
 	 * This method returns true on success and false on failure.
-	 * 
+	 *
 	 * @return bool
 	 */
 	public static function isSupported()
 	{
 		return class_exists('\\Memcached', false) || class_exists('\\Memcache', false);
 	}
-	
+
 	/**
 	 * Validate cache settings.
-	 * 
+	 *
 	 * This method returns true on success and false on failure.
-	 * 
+	 *
 	 * @param mixed $config
 	 * @return bool
 	 */
@@ -111,7 +111,7 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 		{
 			return false;
 		}
-		
+
 		foreach ($config as $url)
 		{
 			if (starts_with('/', $url))
@@ -127,7 +127,7 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 				}
 			}
 		}
-		
+
 		for ($i = 0; $i < 5; $i++)
 		{
 			$key = 'rhymix:test:' . md5($i);
@@ -136,12 +136,12 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 		}
 		return true;
 	}
-	
+
 	/**
 	 * Get the value of a key.
-	 * 
+	 *
 	 * This method returns null if the key was not found.
-	 * 
+	 *
 	 * @param string $key
 	 * @return mixed
 	 */
@@ -157,13 +157,13 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 			return $value;
 		}
 	}
-	
+
 	/**
 	 * Set the value to a key.
-	 * 
+	 *
 	 * This method returns true on success and false on failure.
 	 * $ttl is measured in seconds. If it is zero, the key should not expire.
-	 * 
+	 *
 	 * @param string $key
 	 * @param mixed $value
 	 * @param int $ttl
@@ -181,13 +181,13 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 			return $this->_conn->set($key, $value, MEMCACHE_COMPRESSED, $ttl);
 		}
 	}
-	
+
 	/**
 	 * Delete a key.
-	 * 
+	 *
 	 * This method returns true on success and false on failure.
 	 * If the key does not exist, it should return false.
-	 * 
+	 *
 	 * @param string $key
 	 * @return bool
 	 */
@@ -195,12 +195,12 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 	{
 		return $this->_conn->delete($key);
 	}
-	
+
 	/**
 	 * Check if a key exists.
-	 * 
+	 *
 	 * This method returns true on success and false on failure.
-	 * 
+	 *
 	 * @param string $key
 	 * @return bool
 	 */
@@ -208,13 +208,13 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 	{
 		return $this->_conn->get($key) !== false;
 	}
-	
+
 	/**
 	 * Increase the value of a key by $amount.
-	 * 
+	 *
 	 * If the key does not exist, this method assumes that the current value is zero.
 	 * This method returns the new value.
-	 * 
+	 *
 	 * @param string $key
 	 * @param int $amount
 	 * @return int
@@ -229,13 +229,13 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 		}
 		return $result;
 	}
-	
+
 	/**
 	 * Decrease the value of a key by $amount.
-	 * 
+	 *
 	 * If the key does not exist, this method assumes that the current value is zero.
 	 * This method returns the new value.
-	 * 
+	 *
 	 * @param string $key
 	 * @param int $amount
 	 * @return int
@@ -250,12 +250,12 @@ class Memcached implements \Rhymix\Framework\Drivers\CacheInterface
 		}
 		return $result;
 	}
-	
+
 	/**
 	 * Clear all keys from the cache.
-	 * 
+	 *
 	 * This method returns true on success and false on failure.
-	 * 
+	 *
 	 * @return bool
 	 */
 	public function clear()