lamber-ken opened a new pull request #1369: [HUDI-553] Building/Running Hudi on higher java versions URL: https://github.com/apache/incubator-hudi/pull/1369 ## What is the purpose of the pull request Support building/running Hudi on higher java versions (8 & 11). ## Brief change log 1. `package javax.xml.bind does not exist` - sun.misc.BASE64Encoder/Decoder (JDK 6,7,8) - javax.xml.bind.DatatypeConverter (JDK 6,7,8) - java.util.Base64.{Encoder, Decoder} (JDK 8,9,11) 2. Need upgrade to `scala-2.11.12` https://github.com/sbt/zinc/issues/641 ``` [ERROR] error: scala.reflect.internal.MissingRequirementError: object java.lang.Object in compiler mirror not found. [ERROR] at scala.reflect.internal.MissingRequirementError$.signal(MissingRequirementError.scala:17) [ERROR] at scala.reflect.internal.MissingRequirementError$.notFound(MissingRequirementError.scala:18) [ERROR] at scala.reflect.internal.Mirrors$RootsBase.getModuleOrClass(Mirrors.scala:53) ``` 3. `java.lang.NoClassDefFoundError: javax/tools/ToolProvider` https://github.com/davidB/scala-maven-plugin/issues/217 ``` [ERROR] error: java.lang.NoClassDefFoundError: javax/tools/ToolProvider [INFO] at scala.reflect.io.JavaToolsPlatformArchive.iterator(ZipArchive.scala:301) [INFO] at scala.collection.IterableLike$class.foreach(IterableLike.scala:72) [INFO] at scala.reflect.io.AbstractFile.foreach(AbstractFile.scala:92) [INFO] at scala.tools.nsc.util.DirectoryClassPath.traverse(ClassPath.scala:277) [INFO] at scala.tools.nsc.util.DirectoryClassPath.x$15$lzycompute(ClassPath.scala:299) [INFO] at scala.tools.nsc.util.DirectoryClassPath.x$15(ClassPath.scala:299) ``` ## Verify this pull request `Spark-2.4.4` doesn't support JDK 9 https://issues.apache.org/jira/browse/SPARK-24417 Using `spark-3.0.0-preview2-bin-hadoop2.7` and `hudi - 2.12` ``` mvn clean package -DskipTests -Dscala-2.12 ``` ``` /bin/spark-shell \ --packages org.apache.spark:spark-avro_2.12:2.4.4 \ --jars `ls packaging/hudi-spark-bundle/target/hudi-spark-bundle_*.*-*.*.*-SNAPSHOT.jar` \ --conf 'spark.serializer=org.apache.spark.serializer.KryoSerializer' ``` ## Committer checklist - [X] Has a corresponding JIRA in PR title & commit - [X] Commit message is descriptive of the change - [ ] CI is green - [ ] Necessary doc changes done or have another open PR - [ ] For large changes, please consider breaking it into sub-tasks under an umbrella JIRA.
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