Cache/Backend/ZendServer.php
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Zend Framework
LICENSE
This source file is subject to the new BSD license that is bundled
with this package in the file LICENSE.txt.
It is also available through the world-wide-web at this URL:
http://framework.zend.com/license/new-bsd
If you did not receive a copy of the license and are unable to
obtain it through the world-wide-web, please send an email
to [email protected] so we can send you a copy immediately.
- Category
- Zend
- Copyright
- Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
- License
- New BSD License
- Package
- Zend_Cache
- Subpackage
- Zend_Cache_Backend
- Version
- $Id$
\Zend_Cache_Backend_ZendServer
Package: Zend_Cache\Zend_Cache_Backend
Returns
Throws
Returns
- Implements
- Parent(s)
- \Zend_Cache_Backend
- Children
- \Zend_Cache_Backend_ZendServer_Disk
- \Zend_Cache_Backend_ZendServer_ShMem
- Copyright
- Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
- License
- New BSD License
Properties
array $_options = array('namespace' => 'zendframework')Available options
=====> (string) namespace :
Namespace to be used for chaching operations
Default valuearray('namespace' => 'zendframework')Details- Type
- array
Methods
_clear() : voidabstract
Clear cache
_expireTime( $lifetime) : intCompute & return the expire time
Parameters
Returns
| Name | Type | Description |
|---|---|---|
| $lifetime |
| Type | Description |
|---|---|
| int | expire time (unix timestamp) |
_fetch(string $id) : voidabstract
Fetch data
Parameters
Throws
| Name | Type | Description |
|---|---|---|
| $id | string | Cache id |
| Exception | Description |
|---|---|
| \Zend_Cache_Exception |
_store(mixed $data, string $id, int $timeToLive) : voidabstract
Store data
Parameters
Throws
| Name | Type | Description |
|---|---|---|
| $data | mixed | Object to store |
| $id | string | Cache id |
| $timeToLive | int | Time to live in seconds |
| Exception | Description |
|---|---|
| \Zend_Cache_Exception |
_unset(string $id) : voidabstract
Unset data
Parameters
| Name | Type | Description |
|---|---|---|
| $id | string | Cache id |
clean(string $mode = \Zend_Cache::CLEANING_MODE_ALL, array $tags = array()) : booleanClean some cache records
Available modes are :
'all' (default) => remove all cache entries ($tags is not used)
'old' => unsupported
'matchingTag' => unsupported
'notMatchingTag' => unsupported
'matchingAnyTag' => unsupported
Parameters| Name | Type | Description |
|---|---|---|
| $mode | string | clean mode |
| $tags | array | array of tags |
| Type | Description |
|---|---|
| boolean | true if no problem |
| Exception | Description |
|---|---|
| \Zend_Cache_Exception |
load(string $id, boolean $doNotTestCacheValidity = false) : stringTest if a cache is available for the given id and (if yes) return it (false else)
Parameters
Returns
| Name | Type | Description |
|---|---|---|
| $id | string | cache id |
| $doNotTestCacheValidity | boolean | if set to true, the cache validity won't be tested |
| Type | Description |
|---|---|
| string | cached datas (or false) |
remove(string $id) : booleanRemove a cache record
Parameters
Returns
| Name | Type | Description |
|---|---|---|
| $id | string | cache id |
| Type | Description |
|---|---|
| boolean | true if no problem |
save(string $data, string $id, array $tags = array(), int $specificLifetime = false) : booleanSave some string datas into a cache record
Note : $data is always "string" (serialization is done by the
core not by the backend)
Parameters| Name | Type | Description |
|---|---|---|
| $data | string | datas to cache |
| $id | string | cache id |
| $tags | array | array of strings, the cache record will be tagged by each string entry |
| $specificLifetime | int | if != false, set a specific lifetime for this cache record (null => infinite lifetime) |
| Type | Description |
|---|---|
| boolean | true if no problem |
test(string $id) : mixedTest if a cache is available or not (for the given id)
Parameters
Returns
Throws
| Name | Type | Description |
|---|---|---|
| $id | string | cache id |
| Type | Description |
|---|---|
| mixed | false (a cache is not available) or "last modified" timestamp (int) of the available cache record |
| Exception | Description |
|---|---|
| \Zend_Cache_Exception |