OpenJDK News Roundup: Compact Source, Module Import Declarations, Key Derivation, Scoped Values
InfoQ, Monday, April 21st, 2025
There was a flurry of activity in the OpenJDK ecosystem during the week of April 14th, 2025, highlighting eight new JEPs having been elevated from their JEP Drafts to Candidate status. Four of these will be finalized after their respective rounds of preview.
JEP 512, Compact Source Files and Instance Main Methods, has been elevated from its JEP Draft 8344699 to Candidate status. Formerly known as Simple Source Files and Instance Main Methods, this JEP proposes to finalize this feature, with improvements, after four rounds of preview, namely: JEP 495, Simple Source Files and Instance Main Methods (Fourth Preview), delivered in JDK 24; JEP 477, Implicitly Declared Classes and Instance Main Methods (Third Preview), delivered in JDK 23; JEP 463, Implicitly Declared Classes and Instance Main Methods (Second Preview), delivered in JDK 22; and JEP 445, Unnamed Classes and Instance Main Methods (Preview), delivered in JDK 21.