JSON type mapper for Squeryl

jsonsqueryl.scala

trait XsnTypeMode extends PrimitiveTypeMode {
  import com.codahale.jerkson.Json._
  import scala.collection.mutable.HashMap
  import scala.language.implicitConversions
  
  implicit val jsonTEF = new NonPrimitiveJdbcMapper[String,HashMap[String, Any],TString](stringTEF, this) {
    def convertFromJdbc(v: String) = if(v == null) null else parse[HashMap[String, Any]](v)
    def convertToJdbc(v: HashMap[String, Any]) = if(v == null) null else generate(v)
    override def sample = new HashMap[String, Any]()
  }
  
  implicit def mapToTE(s: HashMap[String, Any]) = jsonTEF.create(s)  
  
}