1 files changed, 0 insertions, 82 deletions
diff --git a/docs/examples/actors/fringe.scala b/docs/examples/actors/fringe.scala
deleted file mode 100644
index 2026628cb3..0000000000
--- a/docs/examples/actors/fringe.scala
+++ /dev/null
@@ -1,82 +0,0 @@
-package examples.actors
-
-import scala.actors.Actor._
-import scala.actors.{Channel, OutputChannel}
-
-/**
- @author Philipp Haller
- @version 1.1, 09/21/2007
- */
-object fringe extends Application {
-
-  abstract class Tree
-  case class Node(left: Tree, right: Tree) extends Tree
-  case class Leaf(v: Int) extends Tree
-
-  case class CompareFringe(t1: Tree, t2: Tree)
-  case class ComputeFringe(t1: Tree, atoms: OutputChannel[Option[Leaf]])
-  case class Equal(atom1: Option[Leaf], atom2: Option[Leaf])
-  case class Extract(tree: Tree)
-
-  val comparator = actor {
-    val extractor1 = actor(extractorBehavior())
-    val extractor2 = actor(extractorBehavior())
-    val ch1 = new Channel[Option[Leaf]]
-    val ch2 = new Channel[Option[Leaf]]
-    loop {
-      react {
-        case CompareFringe(tree1, tree2) =>
-          extractor1 ! ComputeFringe(tree1, ch1)
-          extractor2 ! ComputeFringe(tree2, ch2)
-          self ! Equal(ch1.?, ch2.?)
-
-        case Equal(atom1, atom2) =>
-          if (atom1 == atom2) atom1 match {
-            case None =>
-              println("same fringe")
-              exit()
-            case _ =>
-              self ! Equal(ch1.?, ch2.?)
-          } else {
-            println("fringes differ")
-            exit()
-          }
-      }
-    }
-  }
-
-  val extractorBehavior = () => {
-    var output: OutputChannel[Option[Leaf]] = null
-    loop {
-      react {
-        case ComputeFringe(tree, leafSink) =>
-          output = leafSink
-          self ! Extract(tree)
-
-        case Extract(tree) => tree match {
-          case atom @ Leaf(_) =>
-            output ! Some(atom)
-            sender ! 'Continue
-
-          case Node(left, right) =>
-            val outer = self
-            val outerCont = sender
-            val cont = actor {
-              react {
-                case 'Continue =>
-                  outer.send(Extract(right), outerCont)
-              }
-            }
-            self.send(Extract(left), cont)
-        }
-
-        case 'Continue =>
-          output ! None
-          exit()
-      }
-    }
-  }
-
-  comparator ! CompareFringe(Node(Leaf(5), Node(Leaf(7), Leaf(3))),
-                Node(Leaf(5), Node(Leaf(7), Leaf(3))))
-}