> Another small step in the multi-release/multi-year effort to remove cruft > from Thread/ThreadGroup. > > java.lang.ThreadGroup.allowThreadSuspension(boolean) dates from JDK 1.1 and > the Classic VM. The method controlled whether threads were suspended when the > GC failed. It appears to have interacted with a callback mechanism that could > potentially free memory, allowing the GC to retry. The method was never > specified . > > The method was deprecated and changed to do nothing in JDK 1.2. It was > deprecated for removal in Java 14. > > A corpus analysis of 30M classes in 130k artifacts found 0 usages of this > method. > > It is time to finally remove this method. The compatibility impact should be > negligible. Joe, Stuart and I discussed briefly and think early in JDK 21 is > a good time to do this.
Alan Bateman has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains two additional commits since the last revision: - Merge - Remove allowThreadSuspension ------------- Changes: - all: https://git.openjdk.org/jdk/pull/11373/files - new: https://git.openjdk.org/jdk/pull/11373/files/427025eb..639b6b58 Webrevs: - full: https://webrevs.openjdk.org/?repo=jdk&pr=11373&range=01 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=11373&range=00-01 Stats: 92711 lines in 1546 files changed: 45616 ins; 37873 del; 9222 mod Patch: https://git.openjdk.org/jdk/pull/11373.diff Fetch: git fetch https://git.openjdk.org/jdk pull/11373/head:pull/11373 PR: https://git.openjdk.org/jdk/pull/11373
