Some minor changes to make the IDE happy

src/main/java/fucoin/configurations/AbstractConfiguration.java

@@ -23,11 +23,11 @@ import java.util.concurrent.ThreadLocalRandom;
  */
 public abstract class AbstractConfiguration extends AbstractNode {
 
-    protected ActorRef superVisor;
+    private ActorRef superVisor;
 
-    protected final List<ActorRef> activeActors = new ArrayList<>();
+    private final List<ActorRef> activeActors = new ArrayList<>();
 
-    protected Timeout timeout = new Timeout(Duration.create(10, "seconds"));
+    private Timeout timeout = new Timeout(Duration.create(10, "seconds"));
 
     public static Props props(Class configurationClass) {
 
@@ -38,7 +38,7 @@ public abstract class AbstractConfiguration extends AbstractNode {
      * Spawns a new wallet and blocks until it has received its initial money
      * @throws Exception on timeout
      */
-    public ActorRef spawnWallet(String name, boolean createGUI) throws Exception {
+    ActorRef spawnWallet(String name, boolean createGUI) throws Exception {
         Future<Object> future = Patterns.ask(superVisor, new ActionAnnounceWalletCreation(1, self()), timeout);
         ActorRef wallet = createWallet(name, createGUI);
         Await.result(future, timeout.duration());
@@ -48,7 +48,7 @@ public abstract class AbstractConfiguration extends AbstractNode {
     /**
      * Creates a wallet without blocking until the wallet was created
      */
-    public ActorRef createWallet(String name, boolean createGUI) {
+    private ActorRef createWallet(String name, boolean createGUI) {
         Props props;
         int numOfWallets = activeActors.size();
         if (numOfWallets == 0) {
@@ -83,7 +83,6 @@ public abstract class AbstractConfiguration extends AbstractNode {
 
     /**
      * Fetch a random wallet
-     * @return
      */
     public ActorRef getRandomWallet() {
         return activeActors.get(ThreadLocalRandom.current().nextInt(activeActors.size()));
@@ -95,9 +94,8 @@ public abstract class AbstractConfiguration extends AbstractNode {
 
     /**
      * Create the supervisor node
-     * @return
      */
-    public ActorRef initSupervisor() {
+    ActorRef initSupervisor() {
         superVisor = context().actorOf(SuperVisorImpl.props(), "SuperVisorImpl");
 
         // Don't ask.

src/main/java/fucoin/configurations/DefaultConfiguration.java

 package fucoin.configurations;
 
 import akka.actor.ActorRef;
-import fucoin.actions.Action;
 import fucoin.actions.control.ActionWalletSendMoney;
 import fucoin.actions.transaction.ActionNotifyObserver;
 import fucoin.configurations.internal.ConfigurationName;