src/xPDO/Cache/xPDOCache.php
public function getCacheKey($key, $options = array()) {
        $prefix = $this->getOption('cache_prefix', $options);
        if (!empty($prefix)) $key = $prefix . $key;
        $key = str_replace('\\', '/', $key);
        return $this->key . '/' . $key;
    }
public function getCacheKey($key, $options = array()) {
        $prefix = $this->getOption('cache_prefix', $options);
        if (!empty($prefix)) $key = $prefix . $key;
        $key = str_replace('\\', '/', $key);
        return $this->key . '/' . $key;
    }
public function getCacheKey ( $ key , $ options = array ( ) ) { $ prefix = $ this -> getOption ( 'cache_prefix' , $ options ) ; if ( ! empty ( $ prefix ) ) $ key = $ prefix . $ key ; $ key = str_replace ( '\\' , '/' , $ key ) ; return $ this -> key . '/' . $ key ; }
Get the actual cache key the implementation will use.

@param string $key The identifier the application uses.
@param array $options Additional options for the operation.
@return string The identifier with any implementation specific prefixes or other
transformations applied.
Get the actual cache key the implementation will use .