From f7a45c0e8f58fbe59e0543cec9e80cc260b79af1 Mon Sep 17 00:00:00 2001
From: Viktor Klang <viktor.klang@gmail.com>
Date: Wed, 25 Jan 2012 15:38:04 +0100
Subject: [PATCH] Removing dead imports from akka-actor

---
 .../java/akka/dispatch/AbstractMessageDispatcher.java |  1 -
 akka-actor/src/main/scala/akka/actor/Actor.scala      | 11 -----------
 akka-actor/src/main/scala/akka/actor/ActorRef.scala   |  5 +----
 .../src/main/scala/akka/actor/ActorRefProvider.scala  |  3 +--
 .../src/main/scala/akka/actor/ActorSystem.scala       |  2 --
 akka-actor/src/main/scala/akka/actor/Deployer.scala   |  5 -----
 akka-actor/src/main/scala/akka/actor/FSM.scala        |  1 -
 .../src/main/scala/akka/actor/FaultHandling.scala     |  1 -
 akka-actor/src/main/scala/akka/actor/Locker.scala     |  1 -
 akka-actor/src/main/scala/akka/actor/Props.scala      |  1 -
 akka-actor/src/main/scala/akka/actor/Scheduler.scala  |  2 +-
 akka-actor/src/main/scala/akka/actor/TypedActor.scala |  4 ++--
 .../src/main/scala/akka/actor/UntypedActor.scala      |  3 +--
 .../scala/akka/dispatch/BalancingDispatcher.scala     |  6 +-----
 .../src/main/scala/akka/dispatch/Dispatchers.scala    |  3 ---
 akka-actor/src/main/scala/akka/dispatch/Future.scala  | 11 ++++-------
 akka-actor/src/main/scala/akka/dispatch/Mailbox.scala |  1 -
 .../main/scala/akka/dispatch/PinnedDispatcher.scala   |  5 -----
 .../src/main/scala/akka/dispatch/PromiseStream.scala  |  2 +-
 .../main/scala/akka/dispatch/ThreadPoolBuilder.scala  |  2 +-
 .../src/main/scala/akka/dispatch/japi/Future.scala    |  3 +--
 .../main/scala/akka/routing/ConnectionManager.scala   |  5 -----
 akka-actor/src/main/scala/akka/routing/Routing.scala  |  6 ++----
 akka-actor/src/main/scala/akka/util/ByteString.scala  |  6 +++---
 akka-actor/src/main/scala/akka/util/Duration.scala    |  3 +--
 akka-actor/src/main/scala/akka/util/Helpers.scala     |  1 -
 .../src/main/scala/akka/util/ReflectiveAccess.scala   |  1 -
 27 files changed, 20 insertions(+), 75 deletions(-)

diff --git a/akka-actor/src/main/java/akka/dispatch/AbstractMessageDispatcher.java b/akka-actor/src/main/java/akka/dispatch/AbstractMessageDispatcher.java
index 8248fd9e07..6720cf2b54 100644
--- a/akka-actor/src/main/java/akka/dispatch/AbstractMessageDispatcher.java
+++ b/akka-actor/src/main/java/akka/dispatch/AbstractMessageDispatcher.java
@@ -6,7 +6,6 @@ package akka.dispatch;
 
 import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;
 import java.util.concurrent.atomic.AtomicLongFieldUpdater;
-import java.util.concurrent.atomic.AtomicReferenceFieldUpdater;
 
 abstract class AbstractMessageDispatcher {
     private volatile int _shutdownSchedule; // not initialized because this is faster: 0 == UNSCHEDULED
diff --git a/akka-actor/src/main/scala/akka/actor/Actor.scala b/akka-actor/src/main/scala/akka/actor/Actor.scala
index 7a1f640160..94aef4bdef 100644
--- a/akka-actor/src/main/scala/akka/actor/Actor.scala
+++ b/akka-actor/src/main/scala/akka/actor/Actor.scala
@@ -4,20 +4,9 @@
 
 package akka.actor
 
-import akka.dispatch._
-import akka.routing._
-import akka.util.Duration
-import akka.japi.{ Creator, Procedure }
-import akka.serialization.{ Serializer, Serialization }
-import akka.event.Logging.Debug
-import akka.event.LogSource
-import akka.experimental
 import akka.AkkaException
 import scala.reflect.BeanProperty
 import scala.util.control.NoStackTrace
-import com.eaio.uuid.UUID
-import java.util.concurrent.TimeUnit
-import java.util.{ Collection ⇒ JCollection }
 import java.util.regex.Pattern
 
 /**
diff --git a/akka-actor/src/main/scala/akka/actor/ActorRef.scala b/akka-actor/src/main/scala/akka/actor/ActorRef.scala
index 5ccce6906c..fa6c9962e7 100644
--- a/akka-actor/src/main/scala/akka/actor/ActorRef.scala
+++ b/akka-actor/src/main/scala/akka/actor/ActorRef.scala
@@ -9,13 +9,10 @@ import akka.util._
 import scala.collection.immutable.Stack
 import java.lang.{ UnsupportedOperationException, IllegalStateException }
 import akka.serialization.Serialization
-import java.util.concurrent.TimeUnit
 import akka.event.EventStream
-import akka.event.DeathWatch
 import scala.annotation.tailrec
-import java.util.concurrent.{ ConcurrentHashMap, TimeoutException }
+import java.util.concurrent.{ ConcurrentHashMap }
 import akka.event.LoggingAdapter
-import java.util.concurrent.atomic.AtomicBoolean
 
 /**
  * Immutable and serializable handle to an actor, which may or may not reside
diff --git a/akka-actor/src/main/scala/akka/actor/ActorRefProvider.scala b/akka-actor/src/main/scala/akka/actor/ActorRefProvider.scala
index 2ac45e90a9..a7e9a2163e 100755
--- a/akka-actor/src/main/scala/akka/actor/ActorRefProvider.scala
+++ b/akka-actor/src/main/scala/akka/actor/ActorRefProvider.scala
@@ -5,11 +5,10 @@
 package akka.actor
 
 import java.util.concurrent.atomic.AtomicLong
-import akka.config.ConfigurationException
 import akka.dispatch._
 import akka.routing._
 import akka.AkkaException
-import akka.util.{ Duration, Switch, Helpers, Timeout }
+import akka.util.{ Switch, Helpers }
 import akka.event._
 
 /**
diff --git a/akka-actor/src/main/scala/akka/actor/ActorSystem.scala b/akka-actor/src/main/scala/akka/actor/ActorSystem.scala
index c6842d0dc2..fc4a6f1f19 100644
--- a/akka-actor/src/main/scala/akka/actor/ActorSystem.scala
+++ b/akka-actor/src/main/scala/akka/actor/ActorSystem.scala
@@ -7,8 +7,6 @@ import akka.config.ConfigurationException
 import akka.event._
 import akka.dispatch._
 import akka.pattern.ask
-import akka.util.duration._
-import akka.util.Timeout._
 import org.jboss.netty.akka.util.HashedWheelTimer
 import java.util.concurrent.TimeUnit.MILLISECONDS
 import com.typesafe.config.Config
diff --git a/akka-actor/src/main/scala/akka/actor/Deployer.scala b/akka-actor/src/main/scala/akka/actor/Deployer.scala
index a13d3a8424..c8e780d5c2 100644
--- a/akka-actor/src/main/scala/akka/actor/Deployer.scala
+++ b/akka-actor/src/main/scala/akka/actor/Deployer.scala
@@ -4,12 +4,7 @@
 
 package akka.actor
 
-import collection.immutable.Seq
-import akka.event.Logging
-import akka.AkkaException
-import akka.config.ConfigurationException
 import akka.util.Duration
-import akka.event.EventStream
 import com.typesafe.config._
 import akka.routing._
 import java.util.concurrent.{ TimeUnit, ConcurrentHashMap }
diff --git a/akka-actor/src/main/scala/akka/actor/FSM.scala b/akka-actor/src/main/scala/akka/actor/FSM.scala
index eb7081899c..5660811c00 100644
--- a/akka-actor/src/main/scala/akka/actor/FSM.scala
+++ b/akka-actor/src/main/scala/akka/actor/FSM.scala
@@ -7,7 +7,6 @@ import akka.util._
 
 import scala.collection.mutable
 import akka.event.Logging
-import akka.util.Duration._
 import akka.routing.{ Deafen, Listen, Listeners }
 
 object FSM {
diff --git a/akka-actor/src/main/scala/akka/actor/FaultHandling.scala b/akka-actor/src/main/scala/akka/actor/FaultHandling.scala
index 8d26567c37..71102ffb03 100644
--- a/akka-actor/src/main/scala/akka/actor/FaultHandling.scala
+++ b/akka-actor/src/main/scala/akka/actor/FaultHandling.scala
@@ -4,7 +4,6 @@
 package akka.actor
 
 import java.util.concurrent.TimeUnit
-import scala.annotation.tailrec
 import scala.collection.mutable.ArrayBuffer
 import scala.collection.JavaConversions._
 import java.lang.{ Iterable ⇒ JIterable }
diff --git a/akka-actor/src/main/scala/akka/actor/Locker.scala b/akka-actor/src/main/scala/akka/actor/Locker.scala
index 9e34f02332..4f9caaeedc 100644
--- a/akka-actor/src/main/scala/akka/actor/Locker.scala
+++ b/akka-actor/src/main/scala/akka/actor/Locker.scala
@@ -5,7 +5,6 @@ package akka.actor
 
 import akka.dispatch._
 import akka.util.Duration
-import akka.util.duration._
 import java.util.concurrent.ConcurrentHashMap
 import akka.event.DeathWatch
 
diff --git a/akka-actor/src/main/scala/akka/actor/Props.scala b/akka-actor/src/main/scala/akka/actor/Props.scala
index c0b84d0017..cd9a62abe7 100644
--- a/akka-actor/src/main/scala/akka/actor/Props.scala
+++ b/akka-actor/src/main/scala/akka/actor/Props.scala
@@ -6,7 +6,6 @@ package akka.actor
 
 import akka.dispatch._
 import akka.japi.Creator
-import akka.util._
 import collection.immutable.Stack
 import akka.routing._
 
diff --git a/akka-actor/src/main/scala/akka/actor/Scheduler.scala b/akka-actor/src/main/scala/akka/actor/Scheduler.scala
index a2451173b3..72d429b450 100644
--- a/akka-actor/src/main/scala/akka/actor/Scheduler.scala
+++ b/akka-actor/src/main/scala/akka/actor/Scheduler.scala
@@ -13,7 +13,7 @@
 package akka.actor
 
 import akka.util.Duration
-import org.jboss.netty.akka.util.{ Timer, TimerTask, HashedWheelTimer, Timeout ⇒ HWTimeout }
+import org.jboss.netty.akka.util.{ TimerTask, HashedWheelTimer, Timeout ⇒ HWTimeout }
 import akka.event.LoggingAdapter
 import akka.dispatch.MessageDispatcher
 import java.io.Closeable
diff --git a/akka-actor/src/main/scala/akka/actor/TypedActor.scala b/akka-actor/src/main/scala/akka/actor/TypedActor.scala
index ce487ec2ef..69c8e44fc3 100644
--- a/akka-actor/src/main/scala/akka/actor/TypedActor.scala
+++ b/akka-actor/src/main/scala/akka/actor/TypedActor.scala
@@ -6,9 +6,9 @@ package akka.actor
 
 import akka.japi.{ Creator, Option ⇒ JOption }
 import java.lang.reflect.{ InvocationTargetException, Method, InvocationHandler, Proxy }
-import akka.util.{ Duration, Timeout }
+import akka.util.{ Timeout }
 import java.util.concurrent.atomic.{ AtomicReference ⇒ AtomVar }
-import akka.serialization.{ Serializer, Serialization, SerializationExtension }
+import akka.serialization.{ Serialization, SerializationExtension }
 import akka.dispatch._
 import java.util.concurrent.TimeoutException
 import java.lang.IllegalStateException
diff --git a/akka-actor/src/main/scala/akka/actor/UntypedActor.scala b/akka-actor/src/main/scala/akka/actor/UntypedActor.scala
index d06896a10d..6dd4d8c2c5 100644
--- a/akka-actor/src/main/scala/akka/actor/UntypedActor.scala
+++ b/akka-actor/src/main/scala/akka/actor/UntypedActor.scala
@@ -4,8 +4,7 @@
 
 package akka.actor
 
-import akka.japi.{ Creator, Procedure }
-import akka.dispatch.{ MessageDispatcher, Promise }
+import akka.japi.{ Creator }
 
 /**
  * Actor base trait that should be extended by or mixed to create an Actor with the semantics of the 'Actor Model':
diff --git a/akka-actor/src/main/scala/akka/dispatch/BalancingDispatcher.scala b/akka-actor/src/main/scala/akka/dispatch/BalancingDispatcher.scala
index cc2d7a5e96..c4742df81a 100644
--- a/akka-actor/src/main/scala/akka/dispatch/BalancingDispatcher.scala
+++ b/akka-actor/src/main/scala/akka/dispatch/BalancingDispatcher.scala
@@ -5,13 +5,9 @@
 package akka.dispatch
 
 import util.DynamicVariable
-import akka.actor.{ ActorCell, Actor, IllegalActorStateException, ActorRef }
+import akka.actor.{ ActorCell, ActorRef }
 import java.util.concurrent.{ LinkedBlockingQueue, ConcurrentLinkedQueue, ConcurrentSkipListSet }
-import java.util.{ Comparator, Queue }
 import annotation.tailrec
-import akka.actor.ActorSystem
-import akka.event.EventStream
-import akka.actor.Scheduler
 import java.util.concurrent.atomic.AtomicBoolean
 import akka.util.Duration
 
diff --git a/akka-actor/src/main/scala/akka/dispatch/Dispatchers.scala b/akka-actor/src/main/scala/akka/dispatch/Dispatchers.scala
index b622c52c74..3871905905 100644
--- a/akka-actor/src/main/scala/akka/dispatch/Dispatchers.scala
+++ b/akka-actor/src/main/scala/akka/dispatch/Dispatchers.scala
@@ -9,12 +9,9 @@ import akka.util.{ Duration, ReflectiveAccess }
 import akka.actor.ActorSystem
 import akka.event.EventStream
 import akka.actor.Scheduler
-import akka.actor.ActorSystem.Settings
 import com.typesafe.config.Config
 import com.typesafe.config.ConfigFactory
-import akka.config.ConfigurationException
 import akka.event.Logging.Warning
-import akka.actor.Props
 import java.util.concurrent.{ ThreadFactory, TimeUnit, ConcurrentHashMap }
 
 trait DispatcherPrerequisites {
diff --git a/akka-actor/src/main/scala/akka/dispatch/Future.scala b/akka-actor/src/main/scala/akka/dispatch/Future.scala
index 09ce22d6b8..2663aff23e 100644
--- a/akka-actor/src/main/scala/akka/dispatch/Future.scala
+++ b/akka-actor/src/main/scala/akka/dispatch/Future.scala
@@ -4,25 +4,22 @@
 
 package akka.dispatch
 
-import akka.AkkaException
 import akka.event.Logging.Error
-import akka.util.Timeout
 import scala.Option
-import akka.japi.{ Procedure, Function ⇒ JFunc, Option ⇒ JOption }
+import akka.japi.{ Function ⇒ JFunc, Option ⇒ JOption }
 
 import scala.util.continuations._
 
-import java.util.concurrent.TimeUnit.{ NANOSECONDS, MILLISECONDS }
+import java.util.concurrent.TimeUnit.{ NANOSECONDS }
 import java.lang.{ Iterable ⇒ JIterable }
 import java.util.{ LinkedList ⇒ JLinkedList }
 
 import scala.annotation.tailrec
 import scala.collection.mutable.Stack
-import akka.util.{ Switch, Duration, BoxedType }
-import java.util.concurrent.atomic.{ AtomicReferenceFieldUpdater, AtomicInteger, AtomicBoolean }
+import akka.util.{ Duration, BoxedType }
+import java.util.concurrent.atomic.{ AtomicReferenceFieldUpdater, AtomicInteger }
 import akka.dispatch.Await.CanAwait
 import java.util.concurrent._
-import akka.actor.ActorSystem
 
 object Await {
   sealed trait CanAwait
diff --git a/akka-actor/src/main/scala/akka/dispatch/Mailbox.scala b/akka-actor/src/main/scala/akka/dispatch/Mailbox.scala
index 40d4650f0d..d2bc7ff01d 100644
--- a/akka-actor/src/main/scala/akka/dispatch/Mailbox.scala
+++ b/akka-actor/src/main/scala/akka/dispatch/Mailbox.scala
@@ -10,7 +10,6 @@ import akka.actor.{ ActorCell, ActorRef }
 import java.util.concurrent._
 import annotation.tailrec
 import akka.event.Logging.Error
-import com.typesafe.config.Config
 import akka.actor.ActorContext
 
 class MessageQueueAppendFailedException(message: String, cause: Throwable = null) extends AkkaException(message, cause)
diff --git a/akka-actor/src/main/scala/akka/dispatch/PinnedDispatcher.scala b/akka-actor/src/main/scala/akka/dispatch/PinnedDispatcher.scala
index c88113fc64..246b1f591a 100644
--- a/akka-actor/src/main/scala/akka/dispatch/PinnedDispatcher.scala
+++ b/akka-actor/src/main/scala/akka/dispatch/PinnedDispatcher.scala
@@ -4,13 +4,8 @@
 
 package akka.dispatch
 
-import java.util.concurrent.atomic.AtomicReference
 import akka.actor.ActorCell
-import akka.actor.ActorSystem
-import akka.event.EventStream
-import akka.actor.Scheduler
 import akka.util.Duration
-import java.util.concurrent.TimeUnit
 
 /**
  * Dedicates a unique thread for each actor passed in as reference. Served through its messageQueue.
diff --git a/akka-actor/src/main/scala/akka/dispatch/PromiseStream.scala b/akka-actor/src/main/scala/akka/dispatch/PromiseStream.scala
index b6305701b2..b1c25f55e1 100644
--- a/akka-actor/src/main/scala/akka/dispatch/PromiseStream.scala
+++ b/akka-actor/src/main/scala/akka/dispatch/PromiseStream.scala
@@ -6,7 +6,7 @@ package akka.dispatch
 
 import java.util.concurrent.atomic.AtomicReference
 import scala.util.continuations._
-import scala.annotation.{ tailrec }
+import scala.annotation.tailrec
 import akka.util.Timeout
 
 object PromiseStream {
diff --git a/akka-actor/src/main/scala/akka/dispatch/ThreadPoolBuilder.scala b/akka-actor/src/main/scala/akka/dispatch/ThreadPoolBuilder.scala
index 9601c4dd5e..f8927f667a 100644
--- a/akka-actor/src/main/scala/akka/dispatch/ThreadPoolBuilder.scala
+++ b/akka-actor/src/main/scala/akka/dispatch/ThreadPoolBuilder.scala
@@ -5,7 +5,7 @@
 package akka.dispatch
 
 import java.util.Collection
-import java.util.concurrent.atomic.{ AtomicLong, AtomicInteger }
+import java.util.concurrent.atomic.AtomicLong
 import akka.util.Duration
 import java.util.concurrent._
 
diff --git a/akka-actor/src/main/scala/akka/dispatch/japi/Future.scala b/akka-actor/src/main/scala/akka/dispatch/japi/Future.scala
index ac4ef7694e..a237c0c647 100644
--- a/akka-actor/src/main/scala/akka/dispatch/japi/Future.scala
+++ b/akka-actor/src/main/scala/akka/dispatch/japi/Future.scala
@@ -3,8 +3,7 @@
  */
 package akka.dispatch.japi
 
-import akka.util.Timeout
-import akka.japi.{ Procedure2, Procedure, Function ⇒ JFunc, Option ⇒ JOption }
+import akka.japi.{ Procedure2, Procedure, Function ⇒ JFunc }
 
 /* Java API */
 trait Future[+T] { self: akka.dispatch.Future[T] ⇒
diff --git a/akka-actor/src/main/scala/akka/routing/ConnectionManager.scala b/akka-actor/src/main/scala/akka/routing/ConnectionManager.scala
index 3ce73f5020..94ceffb91f 100644
--- a/akka-actor/src/main/scala/akka/routing/ConnectionManager.scala
+++ b/akka-actor/src/main/scala/akka/routing/ConnectionManager.scala
@@ -6,11 +6,6 @@ package akka.routing
 
 import akka.actor._
 
-import scala.annotation.tailrec
-
-import java.util.concurrent.atomic.{ AtomicReference, AtomicInteger }
-import collection.JavaConverters
-
 /**
  * An Iterable that also contains a version.
  */
diff --git a/akka-actor/src/main/scala/akka/routing/Routing.scala b/akka-actor/src/main/scala/akka/routing/Routing.scala
index c6fb245d6a..4ef7cff330 100644
--- a/akka-actor/src/main/scala/akka/routing/Routing.scala
+++ b/akka-actor/src/main/scala/akka/routing/Routing.scala
@@ -4,11 +4,9 @@
 package akka.routing
 
 import akka.actor._
-import akka.dispatch.{ Future, Promise }
-import java.util.concurrent.atomic.AtomicLong
-import java.util.concurrent.atomic.AtomicBoolean
+import java.util.concurrent.atomic.{ AtomicLong, AtomicBoolean }
 import java.util.concurrent.TimeUnit
-import akka.util.{ Duration, Timeout }
+import akka.util.Duration
 import akka.util.duration._
 import com.typesafe.config.Config
 import akka.config.ConfigurationException
diff --git a/akka-actor/src/main/scala/akka/util/ByteString.scala b/akka-actor/src/main/scala/akka/util/ByteString.scala
index 125b605a89..dd38fe3bdd 100644
--- a/akka-actor/src/main/scala/akka/util/ByteString.scala
+++ b/akka-actor/src/main/scala/akka/util/ByteString.scala
@@ -3,10 +3,10 @@ package akka.util
 import java.nio.ByteBuffer
 import java.nio.charset.Charset
 
-import scala.collection.{ IndexedSeqOptimized, LinearSeq }
-import scala.collection.mutable.{ Builder, ArrayBuilder, WrappedArray }
+import scala.collection.{ IndexedSeqOptimized }
+import scala.collection.mutable.{ Builder, WrappedArray }
 import scala.collection.immutable.{ IndexedSeq, VectorBuilder }
-import scala.collection.generic.{ CanBuildFrom, GenericCompanion }
+import scala.collection.generic.{ CanBuildFrom }
 
 object ByteString {
 
diff --git a/akka-actor/src/main/scala/akka/util/Duration.scala b/akka-actor/src/main/scala/akka/util/Duration.scala
index 00dc1ae7e1..65d6e6148c 100644
--- a/akka-actor/src/main/scala/akka/util/Duration.scala
+++ b/akka-actor/src/main/scala/akka/util/Duration.scala
@@ -6,8 +6,7 @@ package akka.util
 
 import java.util.concurrent.TimeUnit
 import TimeUnit._
-import java.lang.{ Long ⇒ JLong, Double ⇒ JDouble }
-import akka.actor.ActorSystem
+import java.lang.{ Double ⇒ JDouble }
 
 class TimerException(message: String) extends RuntimeException(message)
 
diff --git a/akka-actor/src/main/scala/akka/util/Helpers.scala b/akka-actor/src/main/scala/akka/util/Helpers.scala
index d98e0a49f1..60e6be8b65 100644
--- a/akka-actor/src/main/scala/akka/util/Helpers.scala
+++ b/akka-actor/src/main/scala/akka/util/Helpers.scala
@@ -3,7 +3,6 @@
  */
 package akka.util
 
-import java.io.{ PrintWriter, StringWriter }
 import java.util.Comparator
 import scala.annotation.tailrec
 import java.util.regex.Pattern
diff --git a/akka-actor/src/main/scala/akka/util/ReflectiveAccess.scala b/akka-actor/src/main/scala/akka/util/ReflectiveAccess.scala
index 18ed6a5020..7c00d69225 100644
--- a/akka-actor/src/main/scala/akka/util/ReflectiveAccess.scala
+++ b/akka-actor/src/main/scala/akka/util/ReflectiveAccess.scala
@@ -4,7 +4,6 @@
 
 package akka.util
 
-import akka.actor._
 import java.lang.reflect.InvocationTargetException
 
 object ReflectiveAccess {