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From zjffdu <...@git.apache.org>
Subject [GitHub] spark pull request #17222: [SPARK-19439][PYSPARK][SQL] PySpark's registerJav...
Date Fri, 12 May 2017 21:15:02 GMT
Github user zjffdu commented on a diff in the pull request:

    https://github.com/apache/spark/pull/17222#discussion_r116325723
  
    --- Diff: sql/core/src/main/scala/org/apache/spark/sql/UDFRegistration.scala ---
    @@ -491,20 +491,42 @@ class UDFRegistration private[sql] (functionRegistry: FunctionRegistry)
extends
                 case 21 => register(name, udf.asInstanceOf[UDF20[_, _, _, _, _, _, _,
_, _, _, _, _, _, _, _, _, _, _, _, _, _]], returnType)
                 case 22 => register(name, udf.asInstanceOf[UDF21[_, _, _, _, _, _, _,
_, _, _, _, _, _, _, _, _, _, _, _, _, _, _]], returnType)
                 case 23 => register(name, udf.asInstanceOf[UDF22[_, _, _, _, _, _, _,
_, _, _, _, _, _, _, _, _, _, _, _, _, _, _, _]], returnType)
    -            case n => logError(s"UDF class with ${n} type arguments is not supported
")
    +            case n =>
    +              throw new IOException(s"UDF class with ${n} type arguments is not supported.")
    --- End diff --
    
    Sorry, miss your last comment, fixed


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