Cleaning up Cache class.

This commit is contained in:
Taylor Otwell 2011-07-06 13:40:03 -07:00
parent 39d3ccb8f0
commit a3401d5247
1 changed files with 4 additions and 14 deletions

View File

@ -10,19 +10,13 @@ class Cache {
private static $drivers = array(); private static $drivers = array();
/** /**
* Get the cache driver instance. * Get a cache driver instance. Cache drivers are singletons.
* *
* @param string $driver * @param string $driver
* @return Cache\Driver * @return Cache\Driver
*/ */
public static function driver($driver = null) public static function driver($driver = null)
{ {
// --------------------------------------------------
// If the cache driver has already been instantiated,
// we'll just return that existing instance.
//
// Otherwise, we'll instantiate a new one.
// --------------------------------------------------
if ( ! array_key_exists($driver, static::$drivers)) if ( ! array_key_exists($driver, static::$drivers))
{ {
if (is_null($driver)) if (is_null($driver))
@ -41,13 +35,9 @@ public static function driver($driver = null)
*/ */
public static function __callStatic($method, $parameters) public static function __callStatic($method, $parameters)
{ {
// -------------------------------------------------- // Passing method calls to the driver instance provides a better API for the
// Passing method calls to the driver instance allows // developer. For instance, instead of saying Cache::driver()->foo(), we can
// a better API for the developer. // now just say Cache::foo().
//
// For instance, instead of saying Cache::driver()->foo(),
// we can now just say Cache::foo().
// --------------------------------------------------
return call_user_func_array(array(static::driver(), $method), $parameters); return call_user_func_array(array(static::driver(), $method), $parameters);
} }