code: public Date[] modifyDatastreamControlGroup(Context context, String pid, String dsID, String controlGroup, boolean addXMLHeader, boolean reformat, boolean setMIMETypeCharset) throws ServerException {
  
          return defaultManagement.modifyDatastreamControlGroup(context, pid, dsID, controlGroup, addXMLHeader, reformat, setMIMETypeCharset);
      }
docs: Migrate the datastream from one control group to another, returning list of versions migrated.
  Only supports migration from X (inline) to M (managed content).
  
  @param context
  @param pid
  @param dsID
  @param controlGroup - new Control Group for datastream
  @param addXMLHeader - add an XML header declaring UTF-8 character encoding to datastream content
  @param reformat - reformat the XML (in the same format as used for inline XML)
  @param setMIMETypeCharset - add charset declaration (UTF-8) to the MIMEType, and add text/xml MIMEType if no MIMEType is set
  @return array of versions migrated
  @throws ServerException