Class FileStorage

Cache file storage.

Nette\Caching\Storages\FileStorage implements Nette\Caching\IStorage uses Nette\SmartObject

Namespace: Nette\Caching\Storages
Located at Caching/Storages/FileStorage.php

Methods summary
`public`	# `__construct( $dir, Nette\Caching\Storages\IJournal $journal = null )`
`public mixed`	# `read( string $key )` Read from cache. Read from cache. Parameters `$key` Returns `mixed` mixed Implementation of `Nette\Caching\IStorage::read()`
`public`	# `lock( string $key )` Prevents item reading and writing. Lock is released by write() or remove(). Prevents item reading and writing. Lock is released by write() or remove(). Parameters `$key` Implementation of `Nette\Caching\IStorage::lock()`
`public`	# `write( string $key, mixed $data, array $dp )` Writes item into the cache. Writes item into the cache. Parameters `$key` `$data` `$dp` Implementation of `Nette\Caching\IStorage::write()`
`public`	# `remove( string $key )` Removes item from the cache. Removes item from the cache. Parameters `$key` Implementation of `Nette\Caching\IStorage::remove()`
`public`	# `clean( array $conditions )` Removes items from the cache by conditions. Removes items from the cache by conditions. Implementation of `Nette\Caching\IStorage::clean()`
`protected array\|null`	# `readMetaAndLock( string $file, integer $lock )` Reads cache data from disk. Reads cache data from disk. Parameters `$file` `$lock` Returns `array\|null` array\|null
`protected mixed`	# `readData( array $meta )` Reads cache data from disk and closes cache file handle. Reads cache data from disk and closes cache file handle. Parameters `$meta` Returns `mixed` mixed
`protected string`	# `getCacheFile( string $key )` Returns file name. Returns file name. Parameters `$key` Returns `string` string

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

Constants summary
`integer`	`META_HEADER_LEN` Internal cache file structure	#`28`
`string`	`META_TIME` Internal cache file structure	#`'time'`
`string`	`META_SERIALIZED` Internal cache file structure	#`'serialized'`
`string`	`META_EXPIRE` Internal cache file structure	#`'expire'`
`string`	`META_DELTA` Internal cache file structure	#`'delta'`
`string`	`META_ITEMS` Internal cache file structure	#`'di'`
`string`	`META_CALLBACKS` Internal cache file structure	#`'callbacks'`
`string`	`FILE` additional cache structure additional cache structure	#`'file'`
`string`	`HANDLE` additional cache structure additional cache structure	#`'handle'`

Properties summary
`public static float`	`$gcProbability` probability that the clean() routine is started probability that the clean() routine is started	#`0.001`
`public static boolean`	`$useDirectories`	#`true`