1. class
  2. Nette
  3. \
  4. Caching
  5. \
  6. Cache

Cache

class Cache

Implements the cache for a application.

Constants

Priority

dependency
Expire

dependency
Sliding

dependency
Tags

dependency
Files

dependency
Items

dependency
Constants

dependency
Callbacks

dependency
Namespaces

dependency
All

dependency
PRIORITY

EXPIRATION

EXPIRE

SLIDING

TAGS

FILES

ITEMS

CONSTS

CALLBACKS

NAMESPACES

ALL

internal NamespaceSeparator

Methods

__construct(Storage $storage, string|null $namespace = null)

No description

Storage
getStorage()

Returns cache storage.

string
getNamespace()

Returns cache namespace.

Cache
derive(string $namespace)

Returns new nested cache object.

mixed
load(mixed $key, callable|null $generator = null, array|null $dependencies = null)

Reads the specified item from the cache or generate it.

array
bulkLoad(array $keys, callable|null $generator = null)

Reads multiple items from the cache.

mixed
save(mixed $key, mixed $data, array|null $dependencies = null)

Writes item into the cache.

void
bulkSave(array $items, array|null $dependencies = null)

Writes multiple items into cache

void
remove(mixed $key)

Removes item from the cache.

void
clean(array|null $conditions = null)

Removes items from the cache by conditions.

mixed
call(callable $function)

Caches results of function/method calls.

Closure
wrap(callable $function, array|null $dependencies = null)

Caches results of function/method calls.

OutputHelper|null
capture(mixed $key)

Starts the output cache.

OutputHelper|null
start($key)

No description

string
generateKey($key)

Generates internal cache key.

static bool
checkCallbacks(array $callbacks)

Checks CALLBACKS dependencies.

Details

at line 73
 __construct(Storage $storage, string|null $namespace = null)

No description

Parameters

Storage $storage
string|null $namespace

at line 83
 final Storage getStorage()

Returns cache storage.

Return Value

Storage

at line 92
 final string getNamespace()

Returns cache namespace.

Return Value

string

at line 101
 Cache derive(string $namespace)

Returns new nested cache object.

Parameters

string $namespace

Return Value

Cache

at line 110
 mixed load(mixed $key, callable|null $generator = null, array|null $dependencies = null)

Reads the specified item from the cache or generate it.

Parameters

mixed $key
callable|null $generator
array|null $dependencies

Return Value

mixed

at line 133
 array bulkLoad(array $keys, callable|null $generator = null)

Reads multiple items from the cache.

Parameters

array $keys
callable|null $generator

Return Value

array

at line 189
 mixed save(mixed $key, mixed $data, array|null $dependencies = null)

Writes item into the cache.

Dependencies are:

  • Cache::Priority => (int) priority
  • Cache::Expire => (timestamp) expiration, infinite if null
  • Cache::Sliding => (bool) use sliding expiration?
  • Cache::Tags => (array) tags
  • Cache::Files => (array|string) file names
  • Cache::Items => (array|string) cache items
  • Cache::Constants => (array|string) cache items

Parameters

mixed $key
mixed $data
array|null $dependencies

Return Value

mixed

value itself

Exceptions

InvalidArgumentException

at line 222
 void bulkSave(array $items, array|null $dependencies = null)

Writes multiple items into cache

Parameters

array $items
array|null $dependencies

Return Value

void

at line 309
 void remove(mixed $key)

Removes item from the cache.

Parameters

mixed $key

Return Value

void

at line 322
 void clean(array|null $conditions = null)

Removes items from the cache by conditions.

Conditions are:

  • Cache::Priority => (int) priority
  • Cache::Tags => (array) tags
  • Cache::All => true

Parameters

array|null $conditions

Return Value

void

at line 336
 mixed call(callable $function)

Caches results of function/method calls.

Parameters

callable $function

Return Value

mixed

at line 350
 Closure wrap(callable $function, array|null $dependencies = null)

Caches results of function/method calls.

Parameters

callable $function
array|null $dependencies

Return Value

Closure

at line 369
 OutputHelper|null capture(mixed $key)

Starts the output cache.

Parameters

mixed $key

Return Value

OutputHelper|null

at line 381
 OutputHelper|null start($key)

No description

Parameters

$key

Return Value

OutputHelper|null

at line 392
 protected string generateKey($key)

Generates internal cache key.

Parameters

$key

Return Value

string

at line 404
 static bool checkCallbacks(array $callbacks)

Checks CALLBACKS dependencies.

Parameters

array $callbacks

Return Value

bool