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runtime reflection java interop: non-public constructors aren't present in declarations #7071

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scabug opened this issue Feb 4, 2013 · 2 comments

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@scabug
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@scabug scabug commented Feb 4, 2013

package foo;

class PackagePrivateJavaClass {
  private PackagePrivateJavaClass() {}
  protected PackagePrivateJavaClass(int x) {}
  public PackagePrivateJavaClass(int x, int y) {}
}

====


import scala.reflect.runtime.universe._

package object foo {
  def testAll(): Unit = {
    test(typeOf[foo.PackagePrivateJavaClass].typeSymbol)
  }

  def test(sym: Symbol): Unit = {
    printSymbolDetails(sym)
    if (sym.isClass || sym.isModule) {
      sym.typeSignature.declarations.toList.sortBy(_.name.toString) foreach test
    }
  }

  def printSymbolDetails(sym: Symbol): Unit = {
    def stableSignature(sym: Symbol) = sym.typeSignature match {
      case ClassInfoType(_, _, _) => "ClassInfoType(...)"
      case tpe => tpe.toString
    }
    println("============")
    println(s"sym = $sym, signature = ${stableSignature(sym)}, owner = ${sym.owner}")
    println(s"isPrivate = ${sym.isPrivate}")
    println(s"isProtected = ${sym.isProtected}")
    println(s"isPublic = ${sym.isPublic}")
    println(s"privateWithin = ${sym.privateWithin}")
  }
}

object Test extends App {
  foo.testAll()
}
============
sym = class PackagePrivateJavaClass, signature = ClassInfoType(...), owner = package foo
isPrivate = false
isProtected = false
isPublic = false
privateWithin = package foo
============
sym = constructor PackagePrivateJavaClass, signature = (x$1: Int, x$2: Int)foo.PackagePrivateJavaClass, owner = class PackagePrivateJavaClass
isPrivate = false
isProtected = false
isPublic = true
privateWithin = <none>
@scabug
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@scabug scabug commented Feb 4, 2013

Imported From: https://issues.scala-lang.org/browse/SI-7071?orig=1
Reporter: @xeno-by
Affected Versions: 2.10.0

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@SethTisue
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@SethTisue SethTisue commented Mar 2, 2018

closing many stale scala.reflect tickets

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3 participants