This is a PR that implements JEP: Compact Source Files and Instance Main Methods. Changes include: - `java.io.IO` moved to `java.lang.IO`, and no longer uses `System.console()` to implement the methods (thanks to @stuart-marks) - `java. ... .IO` is no longer automatically imported in any compilation unit - the feature is finalized (i.e. no longer requires `--enable-preview`)
------------- Commit messages: - Moving tests as suggested, removing unused import. - Fixing test. - Fixing test. - Fixing test. - Removing unnecessary enable preview from tests. - Merge branch 'master' into finalize-concise-source-files - Merge remote-tracking branch 'stuart-marks/JavaLangIO' into finalize-concise-source-files - Responses to Alan's comments: clean up readln() and align with class spec. - Clean up some charset stuff, use stdin.encoding property. - Merge branch 'master' into JavaLangIO - ... and 16 more: https://git.openjdk.org/jdk/compare/1c2a5533...a5d223e1 Changes: https://git.openjdk.org/jdk/pull/24438/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=24438&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8344706 Stats: 962 lines in 56 files changed: 294 ins; 585 del; 83 mod Patch: https://git.openjdk.org/jdk/pull/24438.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/24438/head:pull/24438 PR: https://git.openjdk.org/jdk/pull/24438
