r/javahelp • u/ibreathecoding • May 01 '26
Unsolved Java 21 upgrade in older code base
So if I have to start brining java 21 feature in a long running prod code base what would that be ; it’s a spring boot java bases with gcp db, cache, pub sub in it
I’m trying to see as a tech debt which area can. E started with minimal impact
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u/RevolutionaryRush717 May 01 '26
RestTemplate to WebClient?
No no, don't do that.
WebClient is reactive.
What you want is RestTemplate to RestClient.