_load example

    public function load($id, $doNotTestCacheValidity = false)
    {
        if (!($this->_test($id, $doNotTestCacheValidity))) {
            // The cache is not hit !             return false;
        }

        return $this->_load($id);
    }

    /** * Test if a cache is available or not (for the given id) * * @param string $id cache id * * @return mixed false (a cache is not available) or "last modified" timestamp (int) of the available cache record */
    public function test($id)
    {