Class FileJournal

Btree+ based file journal.

Nette\Object

Nette\Caching\Storages\FileJournal implements Nette\Caching\Storages\IJournal

Namespace: Nette\Caching\Storages
Author: Jakub Onderka
Located at Caching/Storages/FileJournal.php

Methods summary
`public`	# `__construct( string $dir )` Parameters `$dir` `string` Directory containing journal file
`public`	# `__destruct( )`
`public`	# `write( string $key, array $dependencies )` Writes entry information into the journal. Writes entry information into the journal. Parameters `$key` `string` `$dependencies` `array` Implementation of `Nette\Caching\Storages\IJournal::write()`
`public array`	# `clean( array $conditions )` Cleans entries from journal. Cleans entries from journal. Parameters `$conditions` `array` Returns `array` of removed items or NULL when performing a full cleanup Implementation of `Nette\Caching\Storages\IJournal::clean()`

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

Constants summary
`string`	`FILE`	`'btfj.dat'`	# Filename with journal Filename with journal
`integer`	`FILE_MAGIC`	`0x6274666A`	# 4 bytes file header magic (btfj) 4 bytes file header magic (btfj)
`integer`	`INDEX_MAGIC`	`0x696E6465`	# 4 bytes index node magic (inde) 4 bytes index node magic (inde)
`integer`	`DATA_MAGIC`	`0x64617461`	# 4 bytes data node magic (data) 4 bytes data node magic (data)
`integer`	`NODE_SIZE`	`4096`	# Node size in bytes Node size in bytes
`integer`	`BITROT`	`12`	# Bit rotation for saving data into nodes. BITROT = log2(NODE_SIZE) Bit rotation for saving data into nodes. BITROT = log2(NODE_SIZE)
`integer`	`HEADER_SIZE`	`4096`	# Header size in bytes Header size in bytes
`integer`	`INT32_SIZE`	`4`	# Size of 32 bit integer in bytes. INT32_SIZE = 32 / 8 :-) Size of 32 bit integer in bytes. INT32_SIZE = 32 / 8 :-)
`string`	`INFO`	`'i'`	#
`string`	`TYPE`	`'t'`	#
`string`	`IS_LEAF`	`'il'`	#
`string`	`PREV_NODE`	`'p'`	#
`string`	`END`	`'e'`	#
`string`	`MAX`	`'m'`	#
`string`	`INDEX_DATA`	`'id'`	#
`string`	`LAST_INDEX`	`'l'`	#
`string`	`TAGS`	`'t'`	#
`string`	`PRIORITY`	`'p'`	#
`string`	`ENTRIES`	`'e'`	#
`string`	`DATA`	`'d'`	#
`string`	`KEY`	`'k'`	#
`string`	`DELETED`	`'d'`	#

Properties summary
`public static boolean`	`$debug`	`FALSE`	# Debug mode, only for testing purposes Debug mode, only for testing purposes

Magic properties inherited from Nette\Object
`$reflection`