Data commit

Task/Synchronous-concurrency/Scala/synchronous-concurrency.scala

@@ -0,0 +1,24 @@
+case class HowMany(asker: Actor)
+
+val printer = actor {
+  var count = 0
+  while (true) {
+    receive {
+      case line: String =>
+        print(line); count = count + 1
+      case HowMany(asker: Actor) => asker ! count; exit()
+    }
+  }
+}
+
+def reader(printer: Actor) {
+  scala.io.Source.fromFile("c:\\input.txt").getLines foreach { printer ! _ }
+  printer ! HowMany(
+    actor {
+      receive {
+        case count: Int => println("line count = " + count)
+      }
+    })
+}
+
+reader(printer)