public void setBundle(final ReferenceBundle bundle) {
        this.bundle = bundle;
    }
Sets a new bundle used for reference creation. Be warned that
older entries will not be changed by this

@param bundle - the ReferenceBundle
gremlin-groovy/src/main/java/org/apache/tinkerpop/gremlin/groovy/jsr223/ManagedConcurrentValueMap.java