On 7 Feb 2016, at 19:01, Jeremy Manson <jeremyman...@google.com> wrote:
> Hadoop seems to use sun.misc.Cleaner: > > http://grepcode.com/file/repo1.maven.org/maven2/org.apache.hadoop/hadoop-common/2.7.1/org/apache/hadoop/crypto/CryptoStreamUtils.java There is an issue in the Hadoop JIRA tracking this: https://issues.apache.org/jira/browse/HADOOP-12760 -Chris. > So you may want to keep it around transitionally (a la Unsafe). > > Jeremy > > On Sun, Feb 7, 2016 at 2:53 AM, Peter Levart <peter.lev...@gmail.com> wrote: > >> Hi, >> >> sun.misc.Cleaner has been moved to internal package jdk.internal.ref >> recently [1] to clean-up sun.misc namespace. But now that: >> >> - we have comparable public API (java.lang.ref.Cleaner & Cleanable) [2] >> - we have an internal shared java.lang.ref.Cleaner instance >> (jdk.internal.ref.CleanerFactory.cleaner()) >> - sun.misc.Cleaner is not a special kind of Reference any more in the JVM >> [3] >> >> ...I think there's no reason to keep this special internal API any more. >> It can be replaced with public API. >> >> I propose to remove jdk.internal.ref.Cleaner class and replace its usages >> with java.lang.ref.Cleaner and friends [4]. >> >> What do you say? >> >> Regards, Peter >> >> >> [1] https://bugs.openjdk.java.net/browse/JDK-8148117 >> [2] https://bugs.openjdk.java.net/browse/JDK-8138696 >> [3] https://bugs.openjdk.java.net/browse/JDK-8143847 >> [4] >> http://cr.openjdk.java.net/~plevart/jdk9-dev/removeInternalCleaner/webrev.01/ >> >> >> >> >> >> >>
