1111

src/main/java/com/ekexiu/portal/team/TeamDao.java

    @UpdateWith
    @From(Team.class)
    int updateChief(Connection con, @Set String chief, String id) throws SQLException;
    int updateChief(Connection con,@Nullable @Set String chief, String id) throws SQLException;
    @UpdateWith
    @From(Team.class)

src/main/java/com/ekexiu/portal/team/TeamService.java

    @Post
    @Path("/chief")
    public void changeChief(@JdbcConn(true)Connection con,String id,String newPro)throws SQLException {
        teamDao.updateChief(con, newPro, id);
    public void changeChief(@JdbcConn(true)Connection con,String id,@Nullable String newPro)throws SQLException {
        teamDao.updateCh(con, id);
        teamDao.updateCh(con, id, newPro);
        teamDao.updateChief(con, newPro, id);
        if (newPro != null) {
            teamDao.updateCh(con, id, newPro);
        }
    }
    @Get