fork download

copy

def jsonFormat2[P1 :JF, P2 :JF, T <: Product :ClassManifest](construct: (P1, P2) => T): RootJsonFormat[T] = {
  val Array(p1, p2) = extractFieldNames(classManifest[T])
  jsonFormat(construct, p1, p2)
}
 
def jsonFormat[P1 :JF, P2 :JF, T <: Product](construct: (P1, P2) => T, fieldName1: String, fieldName2: String): RootJsonFormat[T] = new RootJsonFormat[T]{
  def write(p: T) = {
    val fields = new collection.mutable.ListBuffer[(String, JsValue)]
    fields.sizeHint(2 * 2)
    fields ++= productElement2Field[P1](fieldName1, p, 0)
    fields ++= productElement2Field[P2](fieldName2, p, 1)
    JsObject(fields: _*)
  }
  def read(value: JsValue) = {
    val p1V = fromField[P1](value, fieldName1)
    val p2V = fromField[P2](value, fieldName2)
    construct(p1V, p2V)
  }
}
 
trait Row extends IndexedSeq[Any] {
	def apply(columnNumber: Int ): Any
	def apply(columnName: String ): Any
	def rowNumber: Int
}
 
 
abstract class O
case class A(id: String = "A", data: String) extends O
 
object A {
	def apply(row: Row): A = {
		A(data = row(0).asInstanceOf[String])
	}
}
 
object tERPJsonProtocol extends DefaultJsonProtocol {
	implicit val impA = jsonFormat2(A)
}
 
object Main extends App {
	// your code goes here
}

/opt/scala/bin/scalac: line 50: /dev/null: Permission denied
Main.scala:1: error: expected class or object definition
def jsonFormat2[P1 :JF, P2 :JF, T <: Product :ClassManifest](construct: (P1, P2) => T): RootJsonFormat[T] = {
^
Main.scala:6: error: expected class or object definition
def jsonFormat[P1 :JF, P2 :JF, T <: Product](construct: (P1, P2) => T, fieldName1: String, fieldName2: String): RootJsonFormat[T] = new RootJsonFormat[T]{
^
two errors found
spoj: The program compiled successfully, but Main.class was not found.
      Class Main should contain method: def main(args: Array[String]).

Standard output is empty