A cache class that replicates all writes to multiple child caches. More...
Public Member Functions | |
| __construct ($params) | |
| Constructor. | |
| add ($key, $value, $exptime=0) | |
| cas ($casToken, $key, $value, $exptime=0) | |
| clearLastError () | |
| Clear the "last error" registry. | |
| decr ($key, $value=1) | |
| delete ($key, $time=0) | |
| deleteObjectsExpiringBefore ($date, $progressCallback=false) | |
| Delete objects expiring before a certain date. | |
| get ($key, &$casToken=null) | |
| getLastError () | |
| Get the "last error" registered; clearLastError() should be called manually. | |
| incr ($key, $value=1) | |
| lock ($key, $timeout=0) | |
| merge ($key, closure $callback, $exptime=0, $attempts=10) | |
| replace ($key, $value, $exptime=0) | |
| set ($key, $value, $exptime=0) | |
| setDebug ($debug) | |
| unlock ($key) | |
Public Attributes | |
| $caches | |
Protected Member Functions | |
| doWrite ($method) | |
Detailed Description
A cache class that replicates all writes to multiple child caches.
Reads are implemented by reading from the caches in the order they are given in the configuration until a cache gives a positive result.
Definition at line 31 of file MultiWriteBagOStuff.php.
Constructor & Destructor Documentation
| MultiWriteBagOStuff::__construct | ( | $ | params | ) |
Constructor.
Parameters are:
- caches: This should have a numbered array of cache parameter structures, in the style required by $wgObjectCaches. See the documentation of $wgObjectCaches for more detail.
- Parameters:
-
$params array
- Exceptions:
-
MWException
Definition at line 44 of file MultiWriteBagOStuff.php.
References $params, array(), as, and ObjectCache\newFromParams().
Member Function Documentation
| MultiWriteBagOStuff::add | ( | $ | key, |
| $ | value, | ||
| $ | exptime = 0 |
||
| ) |
| MultiWriteBagOStuff::cas | ( | $ | casToken, |
| $ | key, | ||
| $ | value, | ||
| $ | exptime = 0 |
||
| ) |
- Parameters:
-
$casToken mixed $key string $value mixed $exptime int
- Returns:
- bool
Reimplemented from BagOStuff.
Definition at line 84 of file MultiWriteBagOStuff.php.
Clear the "last error" registry.
- Since:
- 1.23
Reimplemented from BagOStuff.
Definition at line 186 of file MultiWriteBagOStuff.php.
| MultiWriteBagOStuff::decr | ( | $ | key, |
| $ | value = 1 |
||
| ) |
| MultiWriteBagOStuff::delete | ( | $ | key, |
| $ | time = 0 |
||
| ) |
| MultiWriteBagOStuff::deleteObjectsExpiringBefore | ( | $ | date, |
| $ | progressCallback = false |
||
| ) |
| MultiWriteBagOStuff::doWrite | ( | $ | method | ) | [protected] |
| MultiWriteBagOStuff::get | ( | $ | key, |
| &$ | casToken = null |
||
| ) |
Get the "last error" registered; clearLastError() should be called manually.
- Returns:
- integer ERR_* constant for the "last error" registry
- Since:
- 1.23
Reimplemented from BagOStuff.
Definition at line 182 of file MultiWriteBagOStuff.php.
References BagOStuff\ERR_NONE.
| MultiWriteBagOStuff::incr | ( | $ | key, |
| $ | value = 1 |
||
| ) |
| MultiWriteBagOStuff::lock | ( | $ | key, |
| $ | timeout = 0 |
||
| ) |
- Parameters:
-
$key string $timeout int
- Returns:
- bool
Reimplemented from BagOStuff.
Definition at line 150 of file MultiWriteBagOStuff.php.
References $key.
| MultiWriteBagOStuff::merge | ( | $ | key, |
| closure $ | callback, | ||
| $ | exptime = 0, |
||
| $ | attempts = 10 |
||
| ) |
- Parameters:
-
$key string $callback closure Callback method to be executed int $exptime Either an interval in seconds or a unix timestamp for expiry int $attempts The amount of times to attempt a merge in case of failure
- Returns:
- bool success
Reimplemented from BagOStuff.
Definition at line 178 of file MultiWriteBagOStuff.php.
| MultiWriteBagOStuff::replace | ( | $ | key, |
| $ | value, | ||
| $ | exptime = 0 |
||
| ) |
| MultiWriteBagOStuff::set | ( | $ | key, |
| $ | value, | ||
| $ | exptime = 0 |
||
| ) |
| MultiWriteBagOStuff::setDebug | ( | $ | debug | ) |
- Parameters:
-
$debug bool
Reimplemented from BagOStuff.
Definition at line 58 of file MultiWriteBagOStuff.php.
| MultiWriteBagOStuff::unlock | ( | $ | key | ) |
- Parameters:
-
$key string
- Returns:
- bool
Reimplemented from BagOStuff.
Definition at line 163 of file MultiWriteBagOStuff.php.
References $key.
Member Data Documentation
| MultiWriteBagOStuff::$caches |
Definition at line 32 of file MultiWriteBagOStuff.php.
The documentation for this class was generated from the following file:
- includes/objectcache/MultiWriteBagOStuff.php
