[jextract] Rework translation #485

Job	Run time
Verify Samples (swift:6.0.2 jdk:Corretto os:jammy)	17m 24s
Swift tests (swift:6.0.2 jdk:Corretto os:jammy)	4m 34s
Java tests (swift:6.0.2 jdk:Corretto os:jammy)	7m 24s
soundness / Unacceptable language check	2s
soundness / API breakage check	0s
soundness / Documentation check	33s
soundness / Broken symlinks check	3s
soundness / License headers check	7s
soundness / Python lint check	5s
soundness / Shell check	31s
soundness / YAML lint check	5s
soundness / Format check	0s
	30m 48s

Provide feedback