android - fill fragment edttexts with data from activity -

thx in advance time. driving me crazy, want fill edit texts located layout of fragment called button in main activity , want have edit text filled data of asynctask on main activity.i've tried code when open fragment can't close fragment , empty. please please give solution or directions find solution.

this code of activity:

public class resultadoscopia extends activity implements datos.onfragmentinteractionlistener {  imageview foto; button sig; button ant; button adopta;  string hld; string postal; string animal;   string email; string telf; string edad; string nomanimal; string funciones; string cchld; string neces; string ccanimal; string ccpostal; string nomcont; // progress dialog private progressdialog pdialog; // json parser class jsonparser jsonparser = new jsonparser();  // single product url public string url_product_detials = "http://adoptia.esy.es/androptar.php";  // json node names public static final string tag_hld = "hld"; public static final string tag_postal = "postal"; public static final string tag_animal = "animal"; public static final string tag_success = "success"; public static final string tag_product = "product"; public static final string tag_email = "email"; public static final string tag_tel = "telf"; public static final string tag_edad = "edad"; public static final string tag_nanimal = "nomanimal"; public static final string tag_ncont = "nomcont"; public static final string tag_neces = "neces"; public static final string tag_funciones = "funciones"; public static final string tag_foto = "foto"; public bitmap loadedimage;  int bcount = 0;  @override protected void oncreate(bundle savedinstancestate) {     super.oncreate(savedinstancestate);     setcontentview(r.layout.activity_resultados1);     if (android.os.build.version.sdk_int > 9)     {         strictmode.threadpolicy policy = new strictmode.threadpolicy.builder().permitall().build();         strictmode.setthreadpolicy(policy);     }      adopta = (button)findviewbyid(r.id.add_fragment);     adopta.setonclicklistener(new view.onclicklistener() {          public void onclick(view v) {              //paso 1: obtener la instancia del administrador de fragmentos             fragmentmanager fragmentmanager = getfragmentmanager();              //paso 2: crear una nueva transacción             fragmenttransaction transaction = fragmentmanager.begintransaction();              //paso 3: crear un nuevo fragmento y añadirlo              bundle bundle = new bundle();             string accanimal=ccanimal;             string aedad=edad;             string aemail=email;             string acchld=cchld;             string anomanimal=nomanimal;             string anomcont=nomcont;             string afunciones=funciones;             string aneces=neces;             string accpostal=ccpostal;             string atelf=telf;             bundle.putstring("ccanimal",accanimal);             bundle.putstring("edad",aedad);             bundle.putstring("email",aemail);             bundle.putstring("cchld",acchld);             bundle.putstring("nomanimal",anomanimal);             bundle.putstring("nomcont",anomcont);             bundle.putstring("funciones",afunciones);             bundle.putstring("neces",aneces);             bundle.putstring("ccpostal",accpostal);             bundle.putstring("telf",atelf);             datos fraginfo = new datos();             fraginfo.setarguments(bundle);             transaction.add(r.id.contenedor, fraginfo);             transaction.replace(r.id.contenedor, fraginfo);               //paso 4: confirmar el cambio             transaction.commit();           }     });       sig = (button)findviewbyid(r.id.btn_sig);     ant = (button)findviewbyid(r.id.btn_ant);        bundle extras = getintent().getextras();      hld = extras.getstring(tag_hld);      postal = extras.getstring(tag_postal);      animal = extras.getstring(tag_animal);       foto = (imageview)findviewbyid(r.id.cfoto);      // getting complete product details in background thread     new getproductdetails().execute();      sig.setonclicklistener(new view.onclicklistener(){         public void onclick(view v){             bcount++;             new getproductdetails().execute();          }     });      ant.setonclicklistener(new view.onclicklistener(){         public void onclick(view v){             bcount--;             new getproductdetails().execute();          }     });     }    public void irselect(view v){     intent intent = new intent(resultadoscopia.this, select.class);     startactivity(intent);   }  @override public void onfragmentinteraction(uri uri) {   }  /**  * background async task complete product details  * */ class getproductdetails extends asynctask<string, string, string> {      /**      * before starting background thread show progress dialog      * */     @override     protected void onpreexecute() {         super.onpreexecute();         pdialog = new progressdialog(resultadoscopia.this);         pdialog.setmessage("buscando animales...");         pdialog.setindeterminate(false);         pdialog.setcancelable(true);         pdialog.show();     }      /**      * getting product details in background thread      * */     protected string doinbackground(string... params) {          // updating ui background thread         runonuithread(new runnable() {             public void run() {                 // check success tag                 int success;                 try {                     // building parameters                     list<namevaluepair> params = new arraylist<namevaluepair>();                     params.add(new basicnamevaluepair("hld", hld));                     params.add(new basicnamevaluepair("postal", postal));                     params.add(new basicnamevaluepair("animal", animal));                      // getting product details making http request                     // note product details url use request                     jsonobject json = jsonparser.makehttprequest(                             url_product_detials, "get", params);                      // check log json response                     log.d("animal", json.tostring());                      // json success tag                     success = json.getint(tag_success);                     if (success == 1) {                         // received product details                         final jsonarray productobj = json                                 .getjsonarray(tag_product); // json array                          // first product object json array                         jsonobject product = productobj.getjsonobject(bcount);                          // display product data in edittext                         ccanimal=(product.getstring(tag_animal));                         edad=(product.getstring(tag_edad));                         email=(product.getstring(tag_email));                         cchld=(product.getstring(tag_hld));                         nomanimal=(product.getstring(tag_nanimal));                         nomcont=(product.getstring(tag_ncont));                         funciones=(product.getstring(tag_funciones));                         neces=(product.getstring(tag_neces));                         ccpostal=(product.getstring(tag_postal));                         telf=(product.getstring(tag_tel));                            url imageurl;                         try {                             imageurl = new url("http","adoptia.esy.es",product.getstring(tag_foto));                             httpurlconnection conn = (httpurlconnection) imageurl.openconnection();                             conn.connect();                             loadedimage = bitmapfactory.decodestream(conn.getinputstream());                          } catch (ioexception e) {                             toast.maketext(getapplicationcontext(), "error cargando la imagen: " + e.getmessage(), toast.length_long).show();                             e.printstacktrace();                         }                         foto.setimagebitmap(loadedimage);                       }else{                         // product pid not found                     }                 } catch (jsonexception e) {                     e.printstacktrace();                 }             }         });          return null;     }      /**      * after completing background task dismiss progress dialog      * **/     protected void onpostexecute(string file_url) {         // dismiss dialog once got details           pdialog.dismiss();     } }      @override public boolean oncreateoptionsmenu(menu menu) {     // inflate menu; adds items action bar if present.     getmenuinflater().inflate(r.menu.menu_resultados, menu);     return true; }  @override public boolean onoptionsitemselected(menuitem item) {     // handle action bar item clicks here. action bar     // automatically handle clicks on home/up button, long     // specify parent activity in androidmanifest.xml.     int id = item.getitemid();      //noinspection simplifiableifstatement     if (id == r.id.action_settings) {         return true;     }      return super.onoptionsitemselected(item); } 

and fragment code:

public class datos extends fragment {  edittext email; edittext telf; edittext edad; edittext nomanimal; edittext funciones; edittext cchld; edittext neces; edittext ccanimal; edittext ccpostal; edittext nomcont;      private onfragmentinteractionlistener mlistener;  public datos() {     // required empty public constructor }   @override public view oncreateview(layoutinflater inflater, viewgroup container,                          bundle savedinstancestate) {     bundle bundle = this.getarguments();     string raza = bundle.getstring("ccanimal");     string hld = bundle.getstring("cchld");     string postal = bundle.getstring("ccpostal");     string emilio = bundle.getstring("email");     string tel = bundle.getstring("telf");     string edade = bundle.getstring("edad");     string nomani = bundle.getstring("nomanimal");     string nece = bundle.getstring("neces");     string func = bundle.getstring("funciones");     string nomcon = bundle.getstring("nomcont");      view view = inflater.inflate(r.layout.fragment_datos, container, false);      //nuevos parametros para el view del fragmento     relativelayout.layoutparams params =    new relativelayout.layoutparams(             relativelayout.layoutparams.match_parent,             relativelayout.layoutparams.match_parent);     //nueva regla: el fragmento estara debajo del boton add_fragment     params.addrule(relativelayout.above, r.id.add_fragment);     //margenes: top:41dp     params.setmargins(0,0,0,0);     //setear los parametros al view     view.setlayoutparams(params);      if (android.os.build.version.sdk_int > 9)     {         strictmode.threadpolicy policy = new strictmode.threadpolicy.builder().permitall().build();         strictmode.setthreadpolicy(policy);     }      ccanimal = (edittext)view.findviewbyid(r.id.canimal);     cchld = (edittext)view.findviewbyid(r.id.chdl);     ccpostal=(edittext)view.findviewbyid(r.id.cpostal);     email = (edittext)view.findviewbyid(r.id.cemail);     telf = (edittext)view.findviewbyid(r.id.ctelf);     edad = (edittext)view.findviewbyid(r.id.cedad);     nomanimal = (edittext)view.findviewbyid(r.id.cnomanimal);     nomcont = (edittext)view.findviewbyid(r.id.cnomcont);     neces =(edittext)view.findviewbyid(r.id.cneces);     funciones =(edittext)view.findviewbyid(r.id.cfunciones);      ccanimal.settext(raza);     edad.settext(edade);     email.settext(emilio);     cchld.settext(hld);     nomanimal.settext(nomani);     nomcont.settext(nomcon);     funciones.settext(func);     neces.settext(nece);     ccpostal.settext(postal);     telf.settext(tel);      // inflate layout fragment     return inflater.inflate(r.layout.fragment_datos, container, false); }   // todo: rename method, update argument , hook method ui event public void onbuttonpressed(uri uri) {     if (mlistener != null) {         mlistener.onfragmentinteraction(uri);     } }  @override public void onattach(activity activity) {     super.onattach(activity);     try {         mlistener = (onfragmentinteractionlistener) activity;     } catch (classcastexception e) {         throw new classcastexception(activity.tostring()                 + " must implement onfragmentinteractionlistener");     } }  @override public void ondetach() {     super.ondetach();     mlistener = null; }  /**  * interface must implemented activities contain  * fragment allow interaction in fragment communicated  * activity , potentially other fragments contained in  * activity.  * <p/>  * see android training lesson <a href=  * "http://developer.android.com/training/basics/fragments/communicating.html"  * >communicating other fragments</a> more information.  */ public interface onfragmentinteractionlistener {     // todo: update argument type , name     public void onfragmentinteraction(uri uri); }