Saif:
In your example below, the error was due to there is no automatic conversion
from Int to BigDecimal.
Cheers
> On Aug 19, 2015, at 6:40 AM, <saif.a.ell...@wellsfargo.com>
> <saif.a.ell...@wellsfargo.com> wrote:
>
> Hi, thank you all for the asssistance.
>
> It is odd, it works when creating a new java.mathBigDecimal object, but not
> if I work directly with
>
> scala> 5 match { case x: java.math.BigDecimal => 2 }
> <console>:23: error: scrutinee is incompatible with pattern type;
> found : java.math.BigDecimal
> required: Int
> 5 match { case x: java.math.BigDecimal => 2 }
>
> I will try and see how it works for my Seq[Any] and see. Thanks for the work
> arounds.
> Saif
>
> From: Sujit Pal [mailto:sujitatgt...@gmail.com]
> Sent: Tuesday, August 18, 2015 6:25 PM
> To: Ellafi, Saif A.
> Cc: wrbri...@gmail.com; user
> Subject: Re: Scala: How to match a java object????
>
> Hi Saif,
>
> Would this work?
> import scala.collection.JavaConversions._
>
> new java.math.BigDecimal(5) match { case x: java.math.BigDecimal =>
> x.doubleValue }
>
> It gives me on the scala console.
>
> res9: Double = 5.0
>
> Assuming you had a stream of BigDecimals, you could just call map on it.
>
> myBigDecimals.map(_.doubleValue)
>
> to get your Seq of Doubles. You will need the JavaConversions._ import to
> allow Java Doubles to be treated by Scala as Scala Doubles.
>
> -sujit
>
>
> On Tue, Aug 18, 2015 at 12:59 PM, <saif.a.ell...@wellsfargo.com> wrote:
> Hi, thank you for further assistance
>
> you can reproduce this by simply running
>
> 5 match { case java.math.BigDecimal => 2 }
>
> In my personal case, I am applying a map acton to a Seq[Any], so the elements
> inside are of type any, to which I need to apply a proper
> .asInstanceOf[WhoYouShouldBe].
>
> Saif
>
> From: William Briggs [mailto:wrbri...@gmail.com]
> Sent: Tuesday, August 18, 2015 4:46 PM
> To: Ellafi, Saif A.; user@spark.apache.org
> Subject: Re: Scala: How to match a java object????
>
> Could you share your pattern matching expression that is failing?
>
>
> On Tue, Aug 18, 2015, 3:38 PM <saif.a.ell...@wellsfargo.com> wrote:
> Hi all,
>
> I am trying to run a spark job, in which I receive java.math.BigDecimal
> objects, instead of the scala equivalents, and I am trying to convert them
> into Doubles.
> If I try to match-case this object class, I get: “error: object
> java.math.BigDecimal is not a value”
>
> How could I get around matching java objects? I would like to avoid a
> multiple try-catch on ClassCastExceptions for all my checks.
>
> Thank you,
> Saif
>
>
