{
  "id": 15618063,
  "title": "JEP 543 Finalizes Structured Concurrency in JDK 28, Ending Seven Preview Rounds",
  "url": "https://urgent.news/2026/10/19/jep-543-finalizes-structured-concurrency-in-jdk-28-ending-seven",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-10-19T14:30:00.000Z",
  "source": {
    "name": "InfoQ",
    "slug": "infoq",
    "url": "https://www.infoq.com/news/2026/10/jep-543-jdk-28/"
  },
  "original_language": "en",
  "account": null,
  "summary": "JDK 28 finalizes structured concurrency through JEP 543, with no API changes from JDK 27. Teams on JDK 27 only need to drop --enable-preview and recompile. Code written for JDK 25 or 26 must adapt to the R_X exception type parameter, ExecutionException wrapping, and the abstract timeout() joiner callback. By A N M Bazlur Rahman",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}