public int load( SessionContext ctx, DatabaseConnection conn, FormInstance instance, ErrorMessages msgs, EventManager manager, String parameter) { seqno = (String) ctx.getParameter("SEQNO"); // 主键不为空则进入编辑状态 if (seqno != null) { // 设置instance主键的值 instance.setValue("SEQNO", seqno); // 流程转移到编辑状态 trigger(manager, instance, EventType.EDIT_VIEW_EVENT_TYPE, Event.BRANCH_CONTINUE_TYPE); } return 0; }