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Apache Zeta Components Manual :: Docs For Class ezcCacheStorageApcPlain

Cache::ezcCacheStorageApcPlain

Class ezcCacheStorageApcPlain

This storage implementation stores data in an APC cache.

This storage can also be used with ezcCacheStack. However, APC version 3.0.16 or newer is required for that.

Source for this file: /Cache/src/storage/apc/plain.php

ezcCacheStorage
   |
   --ezcCacheStorageMemory
      |
      --ezcCacheStorageApc
         |
         --ezcCacheStorageApcPlain

Version:

//autogentag//

Inherited Constants

From ezcCacheStorageApc:
`ezcCacheStorageApc::BACKEND_NAME`	The backend name.
`ezcCacheStorageApc::REGISTRY_NAME`	The registry name.

Inherited Member Variables

From ezcCacheStorageMemory
protected	`ezcCacheStorageMemory::$backend`
protected	`ezcCacheStorageMemory::$backendName`
protected	`ezcCacheStorageMemory::$registry`
protected	`ezcCacheStorageMemory::$registryName`
protected	`ezcCacheStorageMemory::$searchRegistry`
From ezcCacheStorage
protected	`ezcCacheStorage::$properties`

Method Summary

protected mixed	`fetchData( $identifier , [ $object = false] )` Fetches data from the cache.
protected ezcCacheStorageMemoryDataStruct	`prepareData( $data )` Wraps the data in an ezcCacheStorageMemoryDataStruct structure in order to store it.

Inherited Methods

From ezcCacheStorageApc
public ezcCacheStorageApc	`ezcCacheStorageApc::__construct()` Creates a new cache storage in the given location.
protected abstract mixed	`ezcCacheStorageApc::fetchData()` Fetches data from the cache.
protected abstract mixed	`ezcCacheStorageApc::prepareData()` Prepares the data for storing.
public void	`ezcCacheStorageApc::setOptions()` Return the currently set options.
From ezcCacheStorageMemory
public ezcCacheStorageMemory	`ezcCacheStorageMemory::__construct()` Creates a new cache storage in the given location.
protected int	`ezcCacheStorageMemory::calcLifetime()` Calculates the lifetime remaining for a cache object.
public int	`ezcCacheStorageMemory::countDataItems()` Returns the number of items in the cache matching a certain criteria.
public void	`ezcCacheStorageMemory::delete()` Deletes the data associated with $id or $attributes from the cache.
protected void	`ezcCacheStorageMemory::fetchSearchRegistry()` Fetches the search registry from the backend or creates it if empty.
protected string	`ezcCacheStorageMemory::generateAttrStr()` Generates a string from the $attributes array.
public string	`ezcCacheStorageMemory::generateIdentifier()` Generates the storage internal identifier from ID and attributes.
public int	`ezcCacheStorageMemory::getRemainingLifetime()` Returns the time in seconds which remains for a cache object, before it gets outdated. In case the cache object is already outdated or does not exists, this method returns 0.
public void	`ezcCacheStorageMemory::lock()` Acquire a lock on the storage.
public array(string)	`ezcCacheStorageMemory::purge()` Purge outdated data from the storage.
protected void	`ezcCacheStorageMemory::registerIdentifier()` Registers an identifier to facilitate searching.
public void	`ezcCacheStorageMemory::reset()` Reset the complete storage.
public mixed	`ezcCacheStorageMemory::restore()` Restores the data from the cache.
public ezcCacheStackMetaData	`ezcCacheStorageMemory::restoreMetaData()` Restores and returns the meta data struct.
protected array(mixed)	`ezcCacheStorageMemory::search()` Searches the storage for data defined by ID and/or attributes.
public string	`ezcCacheStorageMemory::store()` Stores data to the cache storage under the key $id.
public void	`ezcCacheStorageMemory::storeMetaData()` Stores the given meta data struct.
protected void	`ezcCacheStorageMemory::storeSearchRegistry()` Stores the search registry in the backend.
public void	`ezcCacheStorageMemory::unlock()` Release a lock on the storage.
protected void	`ezcCacheStorageMemory::unRegisterIdentifier()` Un-registers a previously registered identifier.
protected void	`ezcCacheStorageMemory::validateLocation()` Checks if the location property is valid.
From ezcCacheStorage
public ezcCacheStorage	`ezcCacheStorage::__construct()` Creates a new cache storage in the given location.
public abstract int	`ezcCacheStorage::countDataItems()` Return the number of items in the cache matching a certain criteria.
public abstract void	`ezcCacheStorage::delete()` Delete data from the cache.
public string	`ezcCacheStorage::getLocation()` Returns the location.
public ezcCacheStorageOptions	`ezcCacheStorage::getOptions()` Return the currently set options.
public abstract int	`ezcCacheStorage::getRemainingLifetime()` Returns the time ( in seconds ) that remains for a cache object, before it gets outdated. In case the cache object is already outdated or does not exist, this method returns 0.
public abstract mixed	`ezcCacheStorage::restore()` Restore data from the cache.
public void	`ezcCacheStorage::setOptions()` Set new options.
public abstract string	`ezcCacheStorage::store()` Store data to the cache storage.
protected abstract void	`ezcCacheStorage::validateLocation()` Checks if the location property is valid.

Methods

fetchData

mixed fetchData( string $identifier , [bool $object = false] )

Fetches data from the cache.

Parameters:

Name	Type	Description
`$identifier`	string	The file to fetch data from
`$object`	bool	return the object and not the clean data

Redefinition of:

Method	Description
`ezcCacheStorageApc::fetchData()`	Fetches data from the cache.

prepareData

ezcCacheStorageMemoryDataStruct prepareData( mixed $data )

Wraps the data in an ezcCacheStorageMemoryDataStruct structure in order to store it.

Parameters:

Name	Type	Description
`$data`	mixed	Simple type or array

Exceptions:

Type	Description
`ezcCacheInvalidDataException`	If the data submitted can not be handled by this storage (resource).

Redefinition of:

Method	Description
`ezcCacheStorageApc::prepareData()`	Prepares the data for storing.

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