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From "Michael Armbrust (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (SPARK-1610) Cast from BooleanType to NumericType should use exact type value.
Date Tue, 29 Apr 2014 22:37:15 GMT

     [ https://issues.apache.org/jira/browse/SPARK-1610?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Michael Armbrust resolved SPARK-1610.
-------------------------------------

       Resolution: Fixed
    Fix Version/s: 1.0.0

> Cast from BooleanType to NumericType should use exact type value.
> -----------------------------------------------------------------
>
>                 Key: SPARK-1610
>                 URL: https://issues.apache.org/jira/browse/SPARK-1610
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>            Reporter: Takuya Ueshin
>             Fix For: 1.0.0
>
>
> Cast from BooleanType to NumericType are all using Int value.
> But it causes ClassCastException when the casted value is used by the following evaluation
like the code below:
> {quote}
> scala> import org.apache.spark.sql.catalyst._
> import org.apache.spark.sql.catalyst._
> scala> import types._
> import types._
> scala> import expressions._
> import expressions._
> scala> Add(Cast(Literal(true), ShortType), Literal(1.toShort)).eval()
> java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.Short
> 	at scala.runtime.BoxesRunTime.unboxToShort(BoxesRunTime.java:102)
> 	at scala.math.Numeric$ShortIsIntegral$.plus(Numeric.scala:72)
> 	at org.apache.spark.sql.catalyst.expressions.Add$$anonfun$eval$2.apply(arithmetic.scala:58)
> 	at org.apache.spark.sql.catalyst.expressions.Add$$anonfun$eval$2.apply(arithmetic.scala:58)
> 	at org.apache.spark.sql.catalyst.expressions.Expression.n2(Expression.scala:114)
> 	at org.apache.spark.sql.catalyst.expressions.Add.eval(arithmetic.scala:58)
> 	at .<init>(<console>:17)
> 	at .<clinit>(<console>)
> 	at .<init>(<console>:7)
> 	at .<clinit>(<console>)
> 	at $print(<console>)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 	at java.lang.reflect.Method.invoke(Method.java:483)
> 	at scala.tools.nsc.interpreter.IMain$ReadEvalPrint.call(IMain.scala:734)
> 	at scala.tools.nsc.interpreter.IMain$Request.loadAndRun(IMain.scala:983)
> 	at scala.tools.nsc.interpreter.IMain.loadAndRunReq$1(IMain.scala:573)
> 	at scala.tools.nsc.interpreter.IMain.interpret(IMain.scala:604)
> 	at scala.tools.nsc.interpreter.IMain.interpret(IMain.scala:568)
> 	at scala.tools.nsc.interpreter.ILoop.reallyInterpret$1(ILoop.scala:760)
> 	at scala.tools.nsc.interpreter.ILoop.interpretStartingWith(ILoop.scala:805)
> 	at scala.tools.nsc.interpreter.ILoop.command(ILoop.scala:717)
> 	at scala.tools.nsc.interpreter.ILoop.processLine$1(ILoop.scala:581)
> 	at scala.tools.nsc.interpreter.ILoop.innerLoop$1(ILoop.scala:588)
> 	at scala.tools.nsc.interpreter.ILoop.loop(ILoop.scala:591)
> 	at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply$mcZ$sp(ILoop.scala:882)
> 	at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply(ILoop.scala:837)
> 	at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply(ILoop.scala:837)
> 	at scala.tools.nsc.util.ScalaClassLoader$.savingContextLoader(ScalaClassLoader.scala:135)
> 	at scala.tools.nsc.interpreter.ILoop.process(ILoop.scala:837)
> 	at scala.tools.nsc.MainGenericRunner.runTarget$1(MainGenericRunner.scala:83)
> 	at scala.tools.nsc.MainGenericRunner.process(MainGenericRunner.scala:96)
> 	at scala.tools.nsc.MainGenericRunner$.main(MainGenericRunner.scala:105)
> 	at scala.tools.nsc.MainGenericRunner.main(MainGenericRunner.scala)
> {quote}



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