fid= fopen('reqJosn.json', 'w+');

load('request-set-10.mat');

requests = requests.request;

requestNum = length(requests);

for i = :

    request.name = sprintf('%s%d', 'vn_test_',i);

    request.type = ;

    request.description = sprintf('%s%d%s', 'virtual network ',i, ' for test use');

    controller.id = i;

    controller.name = 'defaultController';

    controller.host = 'localhost';

    controller.port = ;

    controller.type = 'POX';

    request.controller = controller;

    nodeNum = requests(,i).node_num;

    linkNum = requests(,i).link_num;

    request.sw_number = nodeNum;

    switches = {};//注意此处如需在结构里嵌套结构，必须这样子

    for j = :nodeNum

       swTemp.id = j;

       swTemp.name = sprintf('%s%d', 'sw', j);

       swTemp.resource = requests(,i).cpu(j);

       swTemp.port_num = ;

       swTemp.host_num = ;

       switches = [switches,swTemp];

    end

    request.switches = switches;

    subJson = savejson('',request);//幻化为json字符串，具体help一下

    fprintf(fid, '%s',subJson);

end

fclose(fid);