spawn tracking

src/main/java/carpet/utils/EvictingQueue.java

@@ -3,11 +3,18 @@ package carpet.utils;
 import java.util.LinkedHashMap;
 import java.util.Map;
 
-public class EvictingQueue<K,V> extends LinkedHashMap<K,V>
+public class EvictingQueue<K> extends LinkedHashMap<K,Integer>
 {
-     @Override
-     protected boolean removeEldestEntry(Map.Entry<K, V> eldest)
+    public void put(K key)
+    {
+        super.put(key, 1);
+    }
+
+    @Override
+     protected boolean removeEldestEntry(Map.Entry<K, Integer> eldest)
      {
         return this.size() > 10; 
      }
+
+
 }