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j5ik2o/gist:1536703

Created December 29, 2011 23:33
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例外を定義する便利なパターン
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gistfile1.scala
case class EntityNotFoundException(message: Option[String] = None, cause: Option[Throwable] = None)
extends Exception(message.orNull, cause.orNull)
@xuwei-k
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xuwei-k commented Dec 30, 2011 

message.getOrElse(null)

は

message.orNull

と、微妙に短く書くこともできますよ| ω・｀)

@j5ik2o
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j5ik2o commented Dec 30, 2011

おお、なるほど。

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