java - Radio group not setting to radio buttons Android -


i fetching data database. based on value, i'm dynamically creating radio buttons. when try add radio group radio buttons, radio group not setting up. bcoz of can select many radio buttons @ once. 

attr_layout[i].addview(radiobutton, lp); attr_layout[i]` value buttons im getting. values  small, medium , large.

here complete code radiobutton. 

radiogroup radiogroup = new radiogroup(mmain); linearlayout[] attr_layout = new linearlayout[optionslist.size()];                     attr_layout[i] = new linearlayout(mmain);                     attr_layout[i].setorientation(linearlayout.horizontal);                      int attr_size = attributes.size();                          (int k = 0; k < attr_size; k++)                         {                                 string price = string.format(locale.english, appconstants.decimal_points, float.parsefloat(attributes.get(k).getattr_price()));                                 string name_price = attributes.get(k).getattr_name()                                         +" ("+ mmain.getstring(r.string.currency_code)                                         +" "+ price +")";                                  if(!multiselect.equals("1")) // multiselect value 1 , 0 coming database.                                 //based on these value, app display checkbox or radio button                                 {                                     final radiobutton radiobutton = new radiobutton(mmain);                                     radiobutton.settext(name_price);                                     radiobutton.setid(i + 6);                                     radiobutton.settextsize(12);                                     radiobutton.settag(attributes.get(k));                                     radiobutton.setgravity(gravity.start | gravity.center_vertical);                                     if (build.version.sdk_int >= build.version_codes.jelly_bean_mr1)                                     {                                         radiobutton.settextalignment(view.text_alignment_view_start);                                     }                                     settextfont(radiobutton, "museo_slab.otf");                                      linearlayout.layoutparams lp = new linearlayout.layoutparams(                                             linearlayout.layoutparams.match_parent,                                             linearlayout.layoutparams.wrap_content,                                             1f);                                     //lp.setmargins(10, 10, 0, 10); // llp.setmargins(left, top, right, bottom);                                       radiogroup.layoutparams params = new radiogroup.layoutparams(radiogroup.layoutparams.wrap_content, radiogroup.layoutparams.wrap_content);                                     radiogroup.setlayoutparams(params);                                     attr_layout[i].addview(radiobutton, lp);`

add radiobuttons radio group add layouts.

use code

radiogroup.addview(radiobutton, lp); attr_layout[i].addview(radiogroup)

instead of 

attr_layout[i].addview(radiobutton, lp);`

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