private InlongGroupInfo getGroupInfo(ProcessForm processForm) {
        if (processForm instanceof GroupResourceProcessForm) {
            GroupResourceProcessForm groupResourceProcessForm = (GroupResourceProcessForm) processForm;
            return groupResourceProcessForm.getGroupInfo();
        } else {
            log.error("illegal process form {} to get inlong group info", processForm.getFormName());
            throw new RuntimeException("Unsupported process form " + processForm.getFormName());
        }
    }
Operate stream sources ,such as delete, stop, restart.
inlong-manager/manager-service/src/main/java/org/apache/inlong/manager/service/listener/source/AbstractSourceOperateListener.java