How to convert desktop version URL for vkontakte api to extract type, owner_id, item_id?

Question

Java

Example URL: vk.com/id104109345?z=photo104109345_348700292%2Fal... .
1) What are the libraries for conversion;
2) In what ways can you extract what you need;
3) Where can I read on this topic.

Answer 1

https://vk.com/dev/photos.getById
id - 104109345_348700292