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willf/get_accessor.scala

Created December 15, 2011 23:14
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Mongo DB get accessors and how the act in the presence of a missing key/value pair
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get_accessor.scala
scala> new BasicDBObject().get("missing") => java.lang.Object = null
scala> new BasicDBObject().getBoolean("missing") => Boolean = false
scala> new BasicDBObject().getDouble("missing") throws java.lang.NullPointerException
scala> new BasicDBObject().getInt("missing") throws java.lang.NullPointerException
scala> new BasicDBObject().getLong("missing") throws java.lang.NullPointerException
scala> new BasicDBObject().getString("missing") => java.lang.String = null
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