=all #3858 Make case classes final

akka-docs/rst/scala/code/docs/actor/ActorDocSpec.scala

@@ -31,8 +31,8 @@ class MyActor extends Actor {
 }
 //#my-actor
 
-case class DoIt(msg: ImmutableMessage)
-case class Message(s: String)
+final case class DoIt(msg: ImmutableMessage)
+final case class Message(s: String)
 
 //#context-actorOf
 class FirstActor extends Actor {
@@ -216,7 +216,7 @@ class ProducerConsumer extends Actor with ActorLogging
 
 // protocol
 case object GiveMeThings
-case class Give(thing: Any)
+final case class Give(thing: Any)
 
 //#receive-orElse
 
@@ -524,7 +524,7 @@ class ActorDocSpec extends AkkaSpec(Map("akka.loglevel" -> "INFO")) {
     //#ask-pipeTo
     import akka.pattern.{ ask, pipe }
     import system.dispatcher // The ExecutionContext that will be used
-    case class Result(x: Int, s: String, d: Double)
+    final case class Result(x: Int, s: String, d: Double)
     case object Request
 
     implicit val timeout = Timeout(5 seconds) // needed for `?` below

akka-docs/rst/scala/code/docs/actor/FSMDocSpec.scala

@@ -21,12 +21,12 @@ class FSMDocSpec extends MyFavoriteTestFrameWorkPlusAkkaTestKit {
   //#simple-imports
   //#simple-events
   // received events
-  case class SetTarget(ref: ActorRef)
-  case class Queue(obj: Any)
+  final case class SetTarget(ref: ActorRef)
+  final case class Queue(obj: Any)
   case object Flush
 
   // sent events
-  case class Batch(obj: immutable.Seq[Any])
+  final case class Batch(obj: immutable.Seq[Any])
   //#simple-events
   //#simple-state
   // states
@@ -36,7 +36,7 @@ class FSMDocSpec extends MyFavoriteTestFrameWorkPlusAkkaTestKit {
 
   sealed trait Data
   case object Uninitialized extends Data
-  case class Todo(target: ActorRef, queue: immutable.Seq[Any]) extends Data
+  final case class Todo(target: ActorRef, queue: immutable.Seq[Any]) extends Data
   //#simple-state
   //#simple-fsm
   class Buncher extends Actor with FSM[State, Data] {

akka-docs/rst/scala/code/docs/actor/FaultHandlingDocSample.scala

@@ -67,7 +67,7 @@ class Listener extends Actor with ActorLogging {
 object Worker {
   case object Start
   case object Do
-  case class Progress(percent: Double)
+  final case class Progress(percent: Double)
 }
 //#messages
 
@@ -112,9 +112,9 @@ class Worker extends Actor with ActorLogging {
 
 //#messages
 object CounterService {
-  case class Increment(n: Int)
+  final case class Increment(n: Int)
   case object GetCurrentCount
-  case class CurrentCount(key: String, count: Long)
+  final case class CurrentCount(key: String, count: Long)
   class ServiceUnavailable(msg: String) extends RuntimeException(msg)
 
   private case object Reconnect
@@ -212,7 +212,7 @@ class CounterService extends Actor {
 
 //#messages
 object Counter {
-  case class UseStorage(storage: Option[ActorRef])
+  final case class UseStorage(storage: Option[ActorRef])
 }
 //#messages
 
@@ -253,9 +253,9 @@ class Counter(key: String, initialValue: Long) extends Actor {
 
 //#messages
 object Storage {
-  case class Store(entry: Entry)
-  case class Get(key: String)
-  case class Entry(key: String, value: Long)
+  final case class Store(entry: Entry)
+  final case class Get(key: String)
+  final case class Entry(key: String, value: Long)
   class StorageException(msg: String) extends RuntimeException(msg)
 }
 //#messages

akka-docs/rst/scala/code/docs/event/EventBusDocSpec.scala

@@ -14,7 +14,7 @@ object EventBusDocSpec {
   import akka.event.EventBus
   import akka.event.LookupClassification
 
-  case class MsgEnvelope(topic: String, payload: Any)
+  final case class MsgEnvelope(topic: String, payload: Any)
 
   /**
    * Publishes the payload of the MsgEnvelope when the topic of the
@@ -124,7 +124,7 @@ object EventBusDocSpec {
   import akka.event.ActorClassification
   import akka.event.ActorClassifier
 
-  case class Notification(ref: ActorRef, id: Int)
+  final case class Notification(ref: ActorRef, id: Int)
 
   class ActorBusImpl extends ActorEventBus with ActorClassifier with ActorClassification {
     type Event = Notification

akka-docs/rst/scala/code/docs/event/LoggingDocSpec.scala

@@ -51,7 +51,7 @@ object LoggingDocSpec {
   //#mdc-actor
   import Logging.MDC
 
-  case class Req(work: String, visitorId: Int)
+  final case class Req(work: String, visitorId: Int)
 
   class MdcActorMixin extends Actor with akka.actor.DiagnosticActorLogging {
     var reqId = 0

akka-docs/rst/scala/code/docs/io/EchoServer.scala

@@ -81,7 +81,7 @@ class EchoHandler(connection: ActorRef, remote: InetSocketAddress)
 
   import Tcp._
 
-  case class Ack(offset: Int) extends Event
+  final case class Ack(offset: Int) extends Event
 
   // sign death pact: this actor terminates when connection breaks
   context watch connection

akka-docs/rst/scala/code/docs/routing/ConsistentHashingRouterDocSpec.scala

@@ -24,13 +24,13 @@ object ConsistentHashingRouterDocSpec {
     }
   }
 
-  case class Evict(key: String)
+  final case class Evict(key: String)
 
-  case class Get(key: String) extends ConsistentHashable {
+  final case class Get(key: String) extends ConsistentHashable {
     override def consistentHashKey: Any = key
   }
 
-  case class Entry(key: String, value: String)
+  final case class Entry(key: String, value: String)
   //#cache-actor
 
 }

akka-docs/rst/scala/code/docs/routing/CustomRouterDocSpec.scala

@@ -63,7 +63,7 @@ akka.actor.deployment {
   }
 
   //#unit-test-logic
-  case class TestRoutee(n: Int) extends Routee {
+  final case class TestRoutee(n: Int) extends Routee {
     override def send(message: Any, sender: ActorRef): Unit = ()
   }
 
@@ -77,7 +77,7 @@ import akka.routing.Router
 import akka.japi.Util.immutableSeq
 import com.typesafe.config.Config
 
-case class RedundancyGroup(override val paths: immutable.Iterable[String], nbrCopies: Int) extends Group {
+final case class RedundancyGroup(override val paths: immutable.Iterable[String], nbrCopies: Int) extends Group {
 
   def this(config: Config) = this(
     paths = immutableSeq(config.getStringList("routees.paths")),

akka-docs/rst/scala/code/docs/routing/RouterDocSpec.scala

@@ -200,7 +200,7 @@ akka.actor.deployment {
 router-dispatcher {}
 """
 
-  case class Work(payload: String)
+  final case class Work(payload: String)
 
   //#router-in-actor
   import akka.routing.ActorRefRoutee

akka-docs/rst/scala/code/docs/serialization/SerializationDocSpec.scala

@@ -49,7 +49,7 @@ package docs.serialization {
   //#my-own-serializer
 
   trait MyOwnSerializable
-  case class Customer(name: String) extends MyOwnSerializable
+  final case class Customer(name: String) extends MyOwnSerializable
 
   class SerializationDocSpec extends AkkaSpec {
     "demonstrate configuration of serialize messages" in {

akka-docs/rst/scala/code/docs/testkit/TestkitDocSpec.scala

@@ -194,7 +194,7 @@ class TestkitDocSpec extends AkkaSpec with DefaultTimeout with ImplicitSender {
     //#test-probe
 
     //#test-special-probe
-    case class Update(id: Int, value: String)
+    final case class Update(id: Int, value: String)
 
     val probe = new TestProbe(system) {
       def expectUpdate(x: Int) = {

akka-docs/rst/scala/code/docs/zeromq/ZeromqDocSpec.scala

@@ -24,8 +24,8 @@ object ZeromqDocSpec {
   import java.lang.management.ManagementFactory
 
   case object Tick
-  case class Heap(timestamp: Long, used: Long, max: Long)
-  case class Load(timestamp: Long, loadAverage: Double)
+  final case class Heap(timestamp: Long, used: Long, max: Long)
+  final case class Load(timestamp: Long, loadAverage: Double)
 
   class HealthProbe extends Actor {