47 lines
1.1 KiB
PHP
47 lines
1.1 KiB
PHP
<?php
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/**
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* Base class for caching strategy.
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*
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*
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* @author Time.ly Network, Inc.
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* @since 2.0
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* @package Ai1EC
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* @subpackage Ai1EC.Cache.Strategy
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*/
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abstract class Ai1ec_Cache_Strategy extends Ai1ec_Base {
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/**
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* Retrieves the data store for the passed key
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*
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* @param string $key
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* @throws Ai1ec_Cache_Not_Set_Exception if the key was not set
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*/
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abstract public function get_data( $key );
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/**
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* Write the data to the persistence Layer
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*
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* @throws Ai1ec_Cache_Write_Exception
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* @param string $key
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* @param string $value
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*/
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abstract public function write_data( $key, $value );
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/**
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* Deletes the data associated with the key from the persistence layer.
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*
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* @param string $key
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*/
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abstract public function delete_data( $key );
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/**
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* Delete multiple cache entries matching given pattern
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*
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* @param string $pattern Scalar pattern, which shall match key
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*
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* @return int Count of entries deleted
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*/
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abstract public function delete_matching( $pattern );
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}
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