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Apache Spark commented on SPARK-15605: -------------------------------------- User 'yanboliang' has created a pull request for this issue: https://github.com/apache/spark/pull/13353 > ML JavaDeveloperApiExample is broken > ------------------------------------ > > Key: SPARK-15605 > URL: https://issues.apache.org/jira/browse/SPARK-15605 > Project: Spark > Issue Type: Bug > Components: Examples, ML > Reporter: Yanbo Liang > Priority: Minor > > This bug is reported by > http://apache-spark-developers-list.1001551.n3.nabble.com/Creation-of-SparkML-Estimators-in-Java-broken-td17710.html > . > This is because we do not have excellent coverage for Java-friendly wrappers. > I found we only implement JavaParams who is the wrappers of Scala Params. > We still need Java-friendly wrappers for other traits who extends from Scala > Params. > For example, in Scala we have: > trait HasLabelCol extends Params > We should have the Java-friendly wrappers as follows: > class JavaHasLabelCol extends JavaParams > Then each params of the Estimator will be generated correctly and param > validation will success. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org