redis-watch

Implements an example of transaction on Redis, using WATCH, MULTI and EXEC. POC to validate concurrency scenery in a Inventory managment(stock).

Using Redis Template Transactions.

How test

• Run docker compose. File in docker-images folder: docker-compose.yml

• Use and GET in the URL http://localhost:8080/api/transaction/123/25?sleep=true

During the sleep time, which is 30 seconds, update the redis key in the console like example:

hset sku:123 qty 25

In the first time the attempt should not update the value, look at the application log for attempts.

Docker compose informations

##Redis port: 6379 password: segredo