/**
* Return whether cache is valid or invalid
*
* @param string $key Cache key
* @param int $modified_time Unix time of data modified.
* If stored time is older then modified time, the data is invalid.
* @return bool Return true on valid or false on invalid.
*/
function isValid($key, $modified_time)
{
if (!$this->handler) {
return false;
}
return $this->handler->isValid($key, $modified_time);
}
/**
* Return whether cache is valid or invalid
*
* @param string $key Cache key
* @param int $modified_time Unix time of data modified.
* If stored time is older then modified time, the data is invalid.
* @return bool Return true on valid or false on invalid.
*/
function isValid($key, $modified_time)
{
if (!$this->handler) {
return false;
}
$key = $this->getCacheKey($key);
return $this->handler->isValid($key, $modified_time);
}
