Реализовать поиск по списку

Доброго времени суток! Помогите пожалуйста реализовать поиск по списку. Две недели мучаюсь!

public class TabFragmentOne extends Fragment {
    private static final String ARGS_EXAMPLE = "";
    private String example_data;
    final String ATRIBUTE_NAME_IMAGE = "image";
    final String ATRIBUTE_NAME_TEXT = "text";
    private ListView listView;
    private String[] names = {
            "А",
            "Б",
            "В",
            "Г",
            "Д"};
    private int[] images = {
            R.mipmap.a,
            R.mipmap.b,
            R.mipmap.c,
            R.mipmap.d,
            R.mipmap.e};
    public TabFragmentOne() {
    }
    private SearchView searchView;
    SimpleAdapter simpleAdapter;
    public static TabFragmentOne newInstance(String example_argument) {
        TabFragmentOne tabFragmentOne = new TabFragmentOne();
        Bundle args = new Bundle();
        args.putString(ARGS_EXAMPLE, example_argument);
        tabFragmentOne.setArguments(args);
        return tabFragmentOne;
    }
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        example_data = getArguments().getString(ARGS_EXAMPLE);
        Log.i("Fragment create with", example_data);
    }
    @Nullable
    @Override
    public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        final View view = inflater.inflate(R.layout.fragment_one, container, false);
        listView = (ListView) view.findViewById(R.id.listView);
        searchView = (SearchView)view.findViewById(R.id.searchView);
        ArrayList<Map<String, Object>> data = new ArrayList<Map<String, Object>>(magas.length);
        Map<String, Object> map;
        String[] from = {ATRIBUTE_NAME_TEXT, ATRIBUTE_NAME_IMAGE};
        int[] to = {R.id.tvMainLv, R.id.imgMainLv};
        simpleAdapter = new SimpleAdapter(getContext(), data, R.layout.listview_main_for_tab, from, to);
        for (int i = 0; i < magas.length; i++) {
            map = new HashMap<String, Object>();
            map.put(ATRIBUTE_NAME_TEXT, magas[i]);
            map.put(ATRIBUTE_NAME_IMAGE, images[i]);
            data.add(map);
        }
        listView.setAdapter(simpleAdapter);
        searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
            @Override
            public boolean onQueryTextSubmit(String query) {
                return false;
            }
            @Override
            public boolean onQueryTextChange(String newText) {
                simpleAdapter.getFilter().filter(newText);
                return false;
            }
        });
        listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
                switch (i) {
                    case 0:
                        Toast.makeText(getContext(), "А", Toast.LENGTH_SHORT).show();
                        break;
                    case 1:
                        Toast.makeText(getContext(), "Б", Toast.LENGTH_SHORT).show();
                        break;
                    case 2:
                        Toast.makeText(getContext(), "В", Toast.LENGTH_SHORT).show();
                        break;
                    case 3:
                        Toast.makeText(getContext(), "Г", Toast.LENGTH_SHORT).show();
                        break;
                }
            }
        });
        return view;
    }

}

11-27 11:37:00.935 3546-3546/? E/AndroidRuntime: FATAL EXCEPTION: main
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime: java.lang.NullPointerException
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime:     at android.widget.SimpleAdapter.getCount(SimpleAdapter.java:93)
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime:     at android.widget.AdapterView.checkFocus(AdapterView.java:712)
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime:     at android.widget.AdapterView$AdapterDataSetObserver.onInvalidated(AdapterView.java:835)
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime:     at android.widget.AbsListView$AdapterDataSetObserver.onInvalidated(AbsListView.java:5966)
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime:     at android.database.DataSetObservable.notifyInvalidated(DataSetObservable.java:50)
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime:     at android.widget.BaseAdapter.notifyDataSetInvalidated(BaseAdapter.java:59)
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime:     at android.widget.SimpleAdapter$SimpleFilter.publishResults(SimpleAdapter.java:383)
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime:     at android.widget.Filter$ResultsHandler.handleMessage(Filter.java:282)
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime:     at android.os.Handler.dispatchMessage(Handler.java:99)
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime:     at android.os.Looper.loop(Looper.java:137)
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime:     at android.app.ActivityThread.main(ActivityThread.java:5041)
11-27 11:37:00.935 3546-3546/? E/AndroidRuntime:     at