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Stevo Slavic commented on KAFKA-2203: ------------------------------------- On a clean clone of trunk, with gradle 2.5 and JDK 8u45, when I run {{gradle clean jarAll}} build fails. Here is relevant build output fragment: {noformat} ... :kafka:core:compileScala Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=512m; support was removed in 8.0 error: error while loading CharSequence, class file '/Library/Java/JavaVirtualMachines/jdk1.8.0_45.jdk/Contents/Home/jre/lib/rt.jar(java/lang/CharSequence.class)' is broken (bad constant pool tag 18 at byte 10) error: error while loading AnnotatedElement, class file '/Library/Java/JavaVirtualMachines/jdk1.8.0_45.jdk/Contents/Home/jre/lib/rt.jar(java/lang/reflect/AnnotatedElement.class)' is broken (bad constant pool tag 18 at byte 76) error: error while loading Arrays, class file '/Library/Java/JavaVirtualMachines/jdk1.8.0_45.jdk/Contents/Home/jre/lib/rt.jar(java/util/Arrays.class)' is broken (bad constant pool tag 18 at byte 765) error: error while loading Comparator, class file '/Library/Java/JavaVirtualMachines/jdk1.8.0_45.jdk/Contents/Home/jre/lib/rt.jar(java/util/Comparator.class)' is broken (bad constant pool tag 18 at byte 20) /var/folders/lf/rbfblwvx6rx3xhm68yksmqjwdv1dsf/T/sbt_d6110328/xsbt/ExtractAPI.scala:479: error: java.util.Comparator does not take type parameters private[this] val sortClasses = new Comparator[Symbol] { ^ 5 errors found :kafka:core:compileScala FAILED :jar_core_2_9_1 FAILED FAILURE: Build failed with an exception. * What went wrong: Execution failed for task ':core:compileScala'. > org.gradle.messaging.remote.internal.PlaceholderException (no error message) * Try: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. BUILD FAILED {noformat} Related discussion/issue from past: KAFKA-1624 > Get gradle build to work with Java 8 > ------------------------------------ > > Key: KAFKA-2203 > URL: https://issues.apache.org/jira/browse/KAFKA-2203 > Project: Kafka > Issue Type: Bug > Components: build > Affects Versions: 0.8.1.1 > Reporter: Gaju Bhat > Priority: Minor > Fix For: 0.8.1.2 > > Attachments: 0001-Special-case-java-8-and-javadoc-handling.patch > > > The gradle build halts because javadoc in java 8 is a lot stricter about > valid html. > It might be worthwhile to special case java 8 as described > [here|http://blog.joda.org/2014/02/turning-off-doclint-in-jdk-8-javadoc.html]. -- This message was sent by Atlassian JIRA (v6.3.4#6332)