Raised visibility of collection

src/engine/objects/Mine.java

@@ -11,7 +11,10 @@ package engine.objects;
 
 import engine.Enum;
 import engine.InterestManagement.WorldGrid;
-import engine.gameManager.*;
+import engine.gameManager.BuildingManager;
+import engine.gameManager.ChatManager;
+import engine.gameManager.DbManager;
+import engine.gameManager.ZoneManager;
 import engine.net.ByteBufferWriter;
 import engine.net.client.msg.ErrorPopupMsg;
 import engine.server.MBServerStatics;
@@ -547,7 +550,7 @@ public class Mine extends AbstractGameObject {
         Building mineBuilding = BuildingManager.getBuilding(this.buildingID);
         if (mineBuilding == null)
             return this.production.baseProduction;
-        for (AbstractCharacter harvester : mineBuilding.getHirelings().keySet()) {
+        for (AbstractCharacter harvester : mineBuilding.hirelings.keySet()) {
             totalModded += baseModValue;
             totalModded += rankModValue * harvester.getRank();
         }