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Я получаю эту ошибку, когда нажимаю на значок фрагмента в своем навигационном ящике. Мой вывод logcat приведен ниже.View.findViewById в классе фрагментов
E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.abdul_majeed.alruthea, PID: 16293 java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.View android.view.View.findViewById(int)' on a null object reference
at com.example.abdul_majeed.alruthea.Telephones.onCreateView(Telephones.java:73)
at android.support.v4.app.Fragment.performCreateView(Fragment.java:1962)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1067)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1248)
at android.support.v4.app.BackStackRecord.run(BackStackRecord.java:738)
at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1613)
at android.support.v4.app.FragmentManagerImpl$1.run(FragmentManager.java:517)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5221)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
Это фрагмент:
public class Telephones extends Fragment {
RequestQueue requestQueue;
private List<tel_list> data = new ArrayList<tel_list>();
private ListView listView;
private TelAdapter adapter;
private EditText telfilter;
private ProgressDialog progressDialog;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
listView = (ListView) getView().findViewById(R.id.listview1);
adapter = new TelAdapter(getActivity(), data);
listView.setAdapter(adapter);
progressDialog = new ProgressDialog(getActivity());
progressDialog.setMessage("please wait");
progressDialog.show();
telfilter = (EditText) getView().findViewById(R.id.myFilter);
telfilter.addTextChangedListener(new TextWatcher() {
@Override
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
}
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
List<tel_list> temp = new ArrayList<tel_list>();
String input = s.toString();
for (int i = 0; i < data.size(); i++) {
tel_list item = data.get(i);
String name = item.getName();
String number = item.getNumber();
if (name.contains(input) || number.contains(input)) {
temp.add(item);
}
}
adapter.setTelephones(temp);
adapter.notifyDataSetChanged();
}
@Override
public void afterTextChanged(Editable s) {
}
});
requestQueue = Volley.newRequestQueue(getActivity().getApplicationContext());
JsonObjectRequest jsonObjectRequest = new JsonObjectRequest(Request.Method.GET, "http://abood250.com/alruthea/getphones.php",
new com.android.volley.Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject response) {
hideprogressDialog();
try {
JSONArray jsonArray = response.getJSONArray("telephones");
for (int i = 0; i < jsonArray.length(); i++) {
JSONObject telephones = jsonArray.getJSONObject(i);
tel_list tellist = new tel_list();
tellist.setName(telephones.getString("name"));
tellist.setNumber(telephones.getString("number"));
data.add(tellist);
}
} catch (JSONException e) {
e.printStackTrace();
}
adapter.notifyDataSetChanged();
}
},
new com.android.volley.Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
hideprogressDialog();
Log.e("Volley", "Error");
}
}
);
requestQueue.add(jsonObjectRequest);
return inflater.inflate(R.layout.activity_telephones,container,false);
}
@Override
public void onDestroy() {
super.onDestroy();
hideprogressDialog();
}
private void hideprogressDialog() {
if (progressDialog != null) {
progressDialog.dismiss();
progressDialog = null;
}
}
}