Differential D13153 Diff 31804 src/applications/cache/PhabricatorCaches.php

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src/applications/cache/PhabricatorCaches.php

	<?php			<?php

	/**			/**
				*
				* @task request Request Cache
	* @task immutable Immutable Cache			* @task immutable Immutable Cache
	* @task setup Setup Cache			* @task setup Setup Cache
	* @task compress Compression			* @task compress Compression
	*/			*/
	final class PhabricatorCaches {			final class PhabricatorCaches {

				private static $requestCache;

	public static function getNamespace() {			public static function getNamespace() {
	return PhabricatorEnv::getEnvConfig('phabricator.cache-namespace');			return PhabricatorEnv::getEnvConfig('phabricator.cache-namespace');
	}			}

	private static function newStackFromCaches(array $caches) {			private static function newStackFromCaches(array $caches) {
	$caches = self::addNamespaceToCaches($caches);			$caches = self::addNamespaceToCaches($caches);
	$caches = self::addProfilerToCaches($caches);			$caches = self::addProfilerToCaches($caches);
	return id(new PhutilKeyValueCacheStack())			return id(new PhutilKeyValueCacheStack())
	->setCaches($caches);			->setCaches($caches);
	}			}

				/* -( Request Cache )------------------------------------------------------ */


				/**
				* Get a request cache stack.
				*
				* This cache stack is destroyed after each logical request. In particular,
				* it is destroyed periodically by the daemons, while `static` caches are
				* not.
				*
				* @return PhutilKeyValueCacheStack Request cache stack.
				*/
				public static function getRequestCache() {
				if (!self::$requestCache) {
				self::$requestCache = new PhutilInRequestKeyValueCache();
				}
				return self::$requestCache;
				}


				/**
				* Destroy the request cache.
				*
				* This is called at the beginning of each logical request.
				*
				* @return void
				*/
				public static function destroyRequestCache() {
				self::$requestCache = null;
				}


	/* -( Local Cache )-------------------------------------------------------- */			/* -( Immutable Cache )---------------------------------------------------- */


	/**			/**
	* Gets an immutable cache stack.			* Gets an immutable cache stack.
	*			*
	* This stack trades mutability away for improved performance. Normally, it is			* This stack trades mutability away for improved performance. Normally, it is
	* APC + DB.			* APC + DB.
	*			*
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