Collection declaration cleanup

src/engine/gameManager/ForgeManager.java

@@ -25,9 +25,9 @@ public enum ForgeManager implements Runnable {
 
     FORGE_MANAGER;
 
-    private static final BlockingQueue<WorkOrder> workOrders = new DelayQueue();
+    private static final BlockingQueue<WorkOrder> oven = new DelayQueue<>();
     public static final AtomicInteger wordOrderCounter = new AtomicInteger(0);
-    public static HashMap<Item, WorkOrder> oven = new HashMap<Item, WorkOrder>();
+    public static final HashMap<Item, WorkOrder> workOrderMap = new HashMap<Item, WorkOrder>();
 
     @Override
     public void run() {
@@ -35,7 +35,7 @@ public enum ForgeManager implements Runnable {
         while (true) {
 
             try {
-                WorkOrder workOrder = workOrders.take();
+                WorkOrder workOrder = oven.take();
 
                 // Completed or canceled work orders are not re-enqueued
 
@@ -67,7 +67,7 @@ public enum ForgeManager implements Runnable {
                 // until all items for this workOrder are completed.
 
                 workOrder.completionTime = System.currentTimeMillis() + workOrder.rollingDuration;
-                workOrders.add(workOrder);
+                oven.add(workOrder);
                 Logger.info(workOrder.toString());
 
             } catch (InterruptedException e) {
@@ -109,7 +109,7 @@ public enum ForgeManager implements Runnable {
 
         Logger.info(workOrder.toString());
         workOrder.vendor.workOrders.add(workOrder);
-        workOrders.add(workOrder);
+        oven.add(workOrder);
     }
 
     public static boolean validate(PlayerCharacter playerCharacter, WorkOrder workOrder) {
@@ -268,7 +268,7 @@ public enum ForgeManager implements Runnable {
         for (int i = 0; i < workOrder.slots_used; ++i) {
 
             Item forged_item = forgeItem(workOrder);
-            ForgeManager.oven.put(forged_item, workOrder);
+            ForgeManager.workOrderMap.put(forged_item, workOrder);
 
             workOrder.cooking.add(forged_item);