Removed tradeWithBank method and modified constructor

src/ch/zhaw/catan/Bank.java

@@ -1,13 +1,14 @@
 package ch.zhaw.catan;
 
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
 public class Bank {
-    private Map<Config.Resource, Integer> resources;
+    private HashMap<Config.Resource, Integer> resources;
 
     public Bank(){
-        resources = Config.INITIAL_RESOURCE_CARDS_BANK;
+        resources.putAll(Config.INITIAL_RESOURCE_CARDS_BANK);
 
     }
 
@@ -27,17 +28,4 @@ public class Bank {
             return false;
         }
     }
-
-    public boolean tradeWithBank(Config.Resource resourceToReceive, Config.Resource resourceToGive, int toWant, int toGive) {
-        if(resources.get(resourceToReceive) >= toWant){
-            Integer newResourceReceived = resources.get(resourceToReceive) + toGive;
-            Integer newResourcesGiven = resources.get(resourceToGive) - toWant;
-            resources.put(resourceToReceive, newResourceReceived);
-            resources.put(resourceToGive, newResourcesGiven);
-            return true;
-        }
-        else{
-            return false;
-        }
-    }
 }