blob: eda4aa05310bb6a9b612b338b26e8b2205965171 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
import scala.reflect.runtime.universe._
import scala.reflect.ClassTag
case class R(
sales : Int,
name : String
)
class Foo{
import Test._
def foo = {
val expectedType = implicitly[TypeTag[R]]
val classTag = implicitly[ClassTag[R]]
val cl = classTag.runtimeClass.getClassLoader
val cm = runtimeMirror(cl)
val constructor = expectedType.tpe.member( termNames.CONSTRUCTOR ).asMethod
val sig = constructor.info
val sym = cm.classSymbol( classTag.runtimeClass )
try {
val cls = cm.reflect( this ).reflectClass( sym )
cls.reflectConstructor( constructor )( 5,"test" ).asInstanceOf[R]
println("this indicates a failure")
} catch {
case ex: Throwable =>
println(ex.getMessage)
}
}
}
object Test extends App{
val foo = new Foo
println( foo.foo )
}
|