code: public BaseTypeId getBaseTypeId(final Class<? extends GraphObject> type) {
  
  		final CMISInfo info = getCMISInfo(type);
  		if (info != null) {
  
  			return info.getBaseTypeId();
  		}
  
  		return null;
  	}
docs: Returns the baseTypeId that is defined in the given Structr type, or null.
  @param type
  @return