public static <B> MutableClassToInstanceMap<B> create() {
    return new MutableClassToInstanceMap<B>(new HashMap<Class<? extends B>, B>());
  }
public static <B> MutableClassToInstanceMap<B> create() {
    return new MutableClassToInstanceMap<B>(new HashMap<Class<? extends B>, B>());
  }
public static < B > MutableClassToInstanceMap < B > create ( ) { return new MutableClassToInstanceMap < B > ( new HashMap < Class < ? extends B > , B > ( ) ) ; }
Returns a new {@code MutableClassToInstanceMap} instance backed by a {@link HashMap} using the
default initial capacity and load factor.
Returns a new {