LockStorageException example

    public function putOffExpiration(Key $key, float $ttl)
    {
        $key->reduceLifetime($ttl);

        try {
            $this->upsert($key, $ttl);
        } catch (WriteException $e) {
            if ($this->isDuplicateKeyException($e)) {
                throw new LockConflictedException('Failed to put off the expiration of the lock.', 0, $e);
            }
            throw new LockStorageException($e->getMessage(), 0, $e);
        }

        $this->checkNotExpired($key);
    }

    /** * @return void */
    public function delete(Key $key)
    {
        $this->getCollection()->deleteOne([ // filter

 elseif (!$handle = fopen($fileName, 'r+') ?: fopen($fileName, 'r')) {
                        usleep(100); // Give some time for chmod() to complete                         $handle = fopen($fileName, 'r+') ?: fopen($fileName, 'r');
                    }
                }
            } finally {
                restore_error_handler();
            }
        }

        if (!$handle) {
            throw new LockStorageException($error, 0, null);
        }

        // On Windows, even if PHP doc says the contrary, LOCK_NB works, see         // https://bugs.php.net/54129         if (!flock($handle, ($read ? \LOCK_SH : \LOCK_EX) | ($blocking ? 0 : \LOCK_NB))) {
            fclose($handle);
            throw new LockConflictedException();
        }

        $key->setState(__CLASS__, [$read, $handle]);
        $key->markUnserializable();
    }

        return (bool) $this->evaluate($script, (string) $key, [microtime(true), $this->getUniqueToken($key)]);
    }

    private function evaluate(string $script, string $resource, array $args): mixed
    {
        if ($this->redis instanceof \Redis || $this->redis instanceof Relay || $this->redis instanceof \RedisCluster) {
            $this->redis->clearLastError();
            $result = $this->redis->eval($script, array_merge([$resource], $args), 1);
            if (null !== $err = $this->redis->getLastError()) {
                throw new LockStorageException($err);
            }

            return $result;
        }

        if ($this->redis instanceof \RedisArray) {
            $client = $this->redis->_instance($this->redis->_target($resource));
            $client->clearLastError();
            $result = $client->eval($script, array_merge([$resource], $args), 1);
            if (null !== $err = $client->getLastError()) {
                throw new LockStorageException($err);
            }