src/main/java/org/jboss/util/collection/LazyMap.java
private Map<K, V> createImplementation()
   {
      if (delegate instanceof HashMap == false)
         return new HashMap<K, V>(delegate);
      return delegate;
   }
private Map<K, V> createImplementation()
   {
      if (delegate instanceof HashMap == false)
         return new HashMap<K, V>(delegate);
      return delegate;
   }
Create the map implementation

@return the map