firestore

 public void onStart() {
        super.onStart();
        if(fragmentNo==Constants.ALL_USER)
        {
            //onFilter(mViewModel.getFilters());
            mFilterDialog.setOnItemClickListener(new FilterDialogFragment.FilterListener() {
                @Override
                public void onFilter(Filters filters) {
                    Toast.makeText(context, "pipilical="+filters.getEmployedin(), Toast.LENGTH_SHORT).show();
                    Query query = mFirestore.collection(Constants.DB_ProfileBasic);




                    // Category (equality filter)
                    if (filters.hasEmployedin()) {

                        query = query.whereEqualTo("occupation",filters.getEmployedin());
                    }

                    if (filters.hasAgeMin()) {
                        query = query.whereGreaterThanOrEqualTo("dob",filters.getAgeMin());

                    }

                    if (filters.hasAgeMax()) {
                        query = query.whereLessThanOrEqualTo("dob",filters.getAgeMax());

                    }

                    if(filters.hasHeightMin()){
                        query = query.whereGreaterThanOrEqualTo("height",filters.getHeightMin());
                    }
                    if(filters.hasHeightMax()){
                        query = query.whereLessThanOrEqualTo("height",filters.getHeightMax());
                    }



                    // Limit items
                    query = query.limit(LIMIT);

                    // Update the query
                    mQuery = query;
                    mAdapter.setQuery(query);


                    mViewModel.setFilters(filters);
                    mFilterDialog.hideDialog();


                }
            });



        }
        mAdapter.startListening();



    }