NoSuchMethodError: com.android.app.fragment getContext in android

Question

Sto ricevendo questo errore per i servizi web php in categoria GridView e le immagini di categoria sono nella lista di array Devo visualizzarli nella visualizzazione della griglia servizi web di thrpough Ma l'errore è stato riscontrato in getData() come NoSuchMethodError per favore prova ad aiutarmi Grazie in anticipo.

@Override 
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 
    View rootView = inflater.inflate(R.layout.activity_customerhomepage, container, false); 
    gridView = (GridView) rootView.findViewById(R.id.gridView); 
    ids = new ArrayList<>(); 
    categorys = new ArrayList<>(); 
    category_imgs = new ArrayList<>(); 

    //Calling the getData method 
    getData(); 
    return rootView; 
} 

private void getData() { 

    final ProgressDialog loading = ProgressDialog.show(getContext(), "Please wait...", "Fetching data...", false, false); 

    //Creating a json array request to get the json from our api 
    JsonArrayRequest jsonArrayRequest = new JsonArrayRequest(DATA_URL, 
      new Response.Listener<JSONArray>() { 
       @Override 
       public void onResponse(JSONArray response) { 
        //Dismissing the progressdialog on response 
        loading.dismiss(); 

        //Displaying our grid 
        showGrid(response); 
       } 
      }, 
      new Response.ErrorListener() { 
       @Override 
       public void onErrorResponse(VolleyError error) { 

       } 
      } 
    ); 

Logcat Errore:

03-20 22:35:58.002 23736-23736/? E/AndroidRuntime: FATAL EXCEPTION: main 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime: Process: com.android.app.a2aapp, PID: 23736 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime: java.lang.NoSuchMethodError: com.android.app.a2aapp.HomeFragment.getContext 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at com.android.app.a2aapp.HomeFragment.getData(HomeFragment.java:67) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at com.android.app.a2aapp.HomeFragment.onCreateView(HomeFragment.java:61) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.app.Fragment.performCreateView(Fragment.java:1700) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:890) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:1062) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.app.BackStackRecord.run(BackStackRecord.java:684) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1447) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.app.Activity.performStart(Activity.java:5257) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2171) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2257) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.app.ActivityThread.access$800(ActivityThread.java:139) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1210) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.os.Handler.dispatchMessage(Handler.java:102) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.os.Looper.loop(Looper.java:136) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at android.app.ActivityThread.main(ActivityThread.java:5086) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at java.lang.reflect.Method.invokeNative(Native Method) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at java.lang.reflect.Method.invoke(Method.java:515) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:785) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601) 
03-20 22:35:58.002 23736-23736/? E/AndroidRuntime:  at dalvik.system.NativeStart.main(Native Method) 

Answer 1

Metodo getContext() è disponibile a livello di API 23. Provare a usare getActivity().