Autosearching option using filter method in recyclerview

Question

In my app I have implemented a recyclerview with cardview to show the list of the employee inside a company. Now I want to implement a serch option by which user can search with

Answer 1

follow this stpes

step 1 implements SearchView.OnQueryTextListener in youractivity

step 2 in onCreateOptionsMenu write below code

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    getMenuInflater().inflate(R.menu.menu_album_search, menu);

    final MenuItem item = menu.findItem(R.id.menu_search_album);
    final SearchView searchView = (SearchView) MenuItemCompat.getActionView(item);
    searchView.setOnQueryTextListener(this);
    return true;
}

step 3 write this in onQueryTextChange() method

@Override
public boolean onQueryTextChange(String newText) {

     List filteredModelList = filter(data_fieldses, newText);

    if (filteredModelList.size() > 0) {
       //myPhotosAdapter.setFilter(filteredModelList);
        return true;
    } else {
        Toast.makeText(MyPhotosActivity.this, "Not Found", Toast.LENGTH_SHORT).show();
        return false;
    }

}

step 4

    private List filter(List models, String query) {
    query = query.toLowerCase();

    final List filteredModelList = new ArrayList<>();

    for (MyColleageModel model : models) {
        final String text = model.getImagename().toLowerCase().toString();
        if (text.contains(query)) {
            filteredModelList.add(model);

        }
    }

      // arraylist in your adapter
    myPhotosAdapter = new MyPhotosAdapter( MyPhotosActivity.this, (ArrayList) filteredModelList);
    recyclerViewMyPhotos.setLayoutManager(new GridLayoutManager(MyPhotosActivity.this, 2));
    recyclerViewMyPhotos.setAdapter(myPhotosAdapter);
    myPhotosAdapter.notifyDataSetChanged();
    return filteredModelList;
}

ask me in case of any query