public Supplier<ClassResolver> getClassResolverMaker() {
        return classResolverMaker;
    }
Creates a new {@link GryoVersion}.

@param versionNumber the user facing string representation of the version which should follow an {@code x.y}
                     pattern
@param registrations the list of registrations for this version
@param classResolverMaker providers the default {@code ClassResolver} for a particular version of Gryo
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/structure/io/gryo/GryoVersion.java