well, how about we flip the switch and get on with it. slf4j seems happy on java11,
side issue, anyone seen test failures on zulu1.8; somehow my test run is failing and i'm trying to work out whether its a mismatch in command line/ide jvm versions, or the 3.3.5 JARs have been built with an openjdk version which requires IntBuffer implements an overridden method IntBuffer rewind(). java.lang.NoSuchMethodError: java.nio.IntBuffer.rewind()Ljava/nio/IntBuffer; at org.apache.hadoop.fs.FSInputChecker.verifySums(FSInputChecker.java:341) at org.apache.hadoop.fs.FSInputChecker.readChecksumChunk(FSInputChecker.java:308) at org.apache.hadoop.fs.FSInputChecker.read1(FSInputChecker.java:257) at org.apache.hadoop.fs.FSInputChecker.read(FSInputChecker.java:202) at java.io.DataInputStream.read(DataInputStream.java:149) On Tue, 28 Mar 2023 at 15:52, Viraj Jasani <vjas...@apache.org> wrote: > IIRC some of the ongoing major dependency upgrades (log4j 1 to 2, jersey 1 > to 2 and junit 4 to 5) are blockers for java 11 compile + test stability. > > > On Tue, Mar 28, 2023 at 4:55 AM Steve Loughran <ste...@cloudera.com.invalid > > > wrote: > > > Now that hadoop 3.3.5 is out, i want to propose something new > > > > we switch branch-3.3 and trunk to being java11 only > > > > > > 1. java 11 has been out for years > > 2. oracle java 8 is no longer available under "premier support"; you > > can't really get upgrades > > https://www.oracle.com/java/technologies/java-se-support-roadmap.html > > 3. openJDK 8 releases != oracle ones, and things you compile with them > > don't always link to oracle java 8 (some classes in java.nio have > added > > more overrides) > > 4. more and more libraries we want to upgrade to/bundle are java 11 > only > > 5. moving to java 11 would cut our yetus build workload in half, and > > line up for adding java 17 builds instead. > > > > > > I know there are some outstanding issues still in > > https://issues.apache.org/jira/browse/HADOOP-16795 -but are they > blockers? > > Could we just move to java11 and enhance at our leisure, once java8 is no > > longer a concern. > > >
