Class Cache

Implements the cache for a application.

Nette\Object

Extended by

Nette\Caching\Cache implements ArrayAccess

Namespace: Nette\Caching
Author: David Grudl
Located at Caching/Cache.php

Methods summary
`public`	# `__construct( Nette\Caching\IStorage $storage, $namespace = NULL )`
`public Nette\Caching\IStorage`	# `getStorage( )` Returns cache storage. Returns cache storage. Returns `Nette\Caching\IStorage`
`public string`	# `getNamespace( )` Returns cache namespace. Returns cache namespace. Returns `string`
`public Nette\Caching\Cache`	# `derive( string $namespace )` Returns new nested cache object. Returns new nested cache object. Parameters `$namespace` `string` Returns `Nette\Caching\Cache`
`public mixed\|null`	# `load( mixed $key, callable $fallback = NULL )` Reads the specified item from the cache or generate it. Reads the specified item from the cache or generate it. Parameters `$key` `mixed` key `$fallback` `callable` Returns `mixed\|null`
`public mixed`	# `save( mixed $key, mixed $data, array $dependencies = NULL )` Writes item into the cache. Dependencies are: Cache::PRIORITY => (int) priority Cache::EXPIRATION => (timestamp) expiration Cache::SLIDING => (bool) use sliding expiration? Cache::TAGS => (array) tags Cache::FILES => (array\|string) file names Cache::ITEMS => (array\|string) cache items Cache::CONSTS => (array\|string) cache items Writes item into the cache. Dependencies are: Cache::PRIORITY => (int) priority Cache::EXPIRATION => (timestamp) expiration Cache::SLIDING => (bool) use sliding expiration? Cache::TAGS => (array) tags Cache::FILES => (array\|string) file names Cache::ITEMS => (array\|string) cache items Cache::CONSTS => (array\|string) cache items Parameters `$key` `mixed` key `$data` `mixed` value `$dependencies` `array` dependencies Returns `mixed` value itself Throws `Nette\InvalidArgumentException`
`public`	# `remove( mixed $key )` Removes item from the cache. Removes item from the cache. Parameters `$key` `mixed` key
`public`	# `clean( array $conditions = NULL )` Removes items from the cache by conditions. Conditions are: Cache::PRIORITY => (int) priority Cache::TAGS => (array) tags Cache::ALL => TRUE Removes items from the cache by conditions. Conditions are: Cache::PRIORITY => (int) priority Cache::TAGS => (array) tags Cache::ALL => TRUE
`public mixed`	# `call( mixed $function )` Caches results of function/method calls. Caches results of function/method calls. Parameters `$function` `mixed` Returns `mixed`
`public Closure`	# `wrap( mixed $function, array $dependencies = NULL )` Caches results of function/method calls. Caches results of function/method calls. Parameters `$function` `mixed` `$dependencies` `array` dependencies Returns `Closure`
`public Nette\Caching\OutputHelper\|null`	# `start( mixed $key )` Starts the output cache. Starts the output cache. Parameters `$key` `mixed` key Returns `Nette\Caching\OutputHelper\|null`
`protected string`	# `generateKey( string $key )` Generates internal cache key. Generates internal cache key. Parameters `$key` `string` Returns `string`
`public`	# `offsetSet( mixed $key, mixed $data )` Inserts (replaces) item into the cache (\ArrayAccess implementation). Inserts (replaces) item into the cache (\ArrayAccess implementation). Parameters `$key` `mixed` key `$data` `mixed` Throws `Nette\InvalidArgumentException` Implementation of `ArrayAccess::offsetSet()`
`public mixed\|null`	# `offsetGet( mixed $key )` Retrieves the specified item from the cache or NULL if the key is not found (\ArrayAccess implementation). Retrieves the specified item from the cache or NULL if the key is not found (\ArrayAccess implementation). Parameters `$key` `mixed` key Returns `mixed\|null` Throws `Nette\InvalidArgumentException` Implementation of `ArrayAccess::offsetGet()`
`public boolean`	# `offsetExists( mixed $key )` Exists item in cache? (\ArrayAccess implementation). Exists item in cache? (\ArrayAccess implementation). Parameters `$key` `mixed` key Returns `boolean` Throws `Nette\InvalidArgumentException` Implementation of `ArrayAccess::offsetExists()`
`public`	# `offsetUnset( mixed $key )` Removes the specified item from the cache. Removes the specified item from the cache. Parameters `$key` `mixed` key Throws `Nette\InvalidArgumentException` Implementation of `ArrayAccess::offsetUnset()`
`public`	# `release( )` Discards the internal cache used by ArrayAccess. Discards the internal cache used by ArrayAccess.
`public static boolean`	# `checkCallbacks( array $callbacks )` Checks CALLBACKS dependencies. Checks CALLBACKS dependencies. Parameters `$callbacks` `array` Returns `boolean`

Methods inherited from Nette\Object
`__call(), __callStatic(), __get(), __isset(), __set(), __unset(), extensionMethod(), getReflection()`

Constants summary
`string`	`PRIORITY`	`'priority'`	# dependency dependency
`string`	`EXPIRATION`	`'expire'`	# dependency dependency
`string`	`EXPIRE`	`'expire'`	# dependency dependency
`string`	`SLIDING`	`'sliding'`	# dependency dependency
`string`	`TAGS`	`'tags'`	# dependency dependency
`string`	`FILES`	`'files'`	# dependency dependency
`string`	`ITEMS`	`'items'`	# dependency dependency
`string`	`CONSTS`	`'consts'`	# dependency dependency
`string`	`CALLBACKS`	`'callbacks'`	# dependency dependency
`string`	`ALL`	`'all'`	# dependency dependency

Magic properties summary
`public read-only Nette\Caching\IStorage`	`$storage`	#
`public read-only string`	`$namespace`	#

Magic properties inherited from Nette\Object
`$reflection`