PatilShreyas

        mSwipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                mAdapter.refresh();
            }
        });

PatilShreyas

    //Start Listening Adapter
    @Override
    protected void onStart() {
        super.onStart();
        mAdapter.startListening();
    }

    //Stop Listening Adapter
    @Override
    protected void onStop() {

PatilShreyas

 final EasyUpiPayment easyUpiPayment = new EasyUpiPayment.Builder()
                .with(this)
                .setPayeeVpa("shreyaspatil@upi")
                .setPayeeName("Shreyas Patil")
                .setTransactionId("20190603022401")
                .setTransactionRefId("0120192019060302240")
                .setDescription("For Today's Food")
                .setAmount("90.00")
                .build();

PatilShreyas

    @Override
    public void onTransactionCompleted(TransactionDetails transactionDetails) {
        // Transaction Completed
        Log.d("TransactionDetails", transactionDetails.toString());
    }

    @Override
    public void onTransactionSuccess() {
        // Payment Success
        Toast.makeText(this, "Success", Toast.LENGTH_SHORT).show();

PatilShreyas

        MaterialDialog mDialog = new MaterialDialog.Builder(this)
                .setTitle("Delete?")
                .setMessage("Are you sure want to delete this file?")
                .setCancelable(false)
                .setPositiveButton("Delete", R.drawable.ic_delete, new MaterialDialog.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialogInterface, int which) {
                        // Delete Operation
                    }
                })

PatilShreyas

        BottomSheetMaterialDialog mBottomSheetDialog = new BottomSheetMaterialDialog.Builder(this)
                .setTitle("Delete?")
                .setMessage("Are you sure want to delete this file?")
                .setCancelable(false)
                .setPositiveButton("Delete", R.drawable.ic_delete, new BottomSheetMaterialDialog.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialogInterface, int which) {
                        Toast.makeText(getApplicationContext(), "Deleted!", Toast.LENGTH_SHORT).show();
                        dialogInterface.dismiss();
                    }

PatilShreyas

        MaterialButton mDialog = new MaterialDialog.Builder(this)
                // Other Methods to create Dialog........               
                .setAnimation(R.raw.delete_anim)   
                .build()
                //...

PatilShreyas

        MaterialButton mDialog = new MaterialDialog.Builder(this)
                // Other Methods to create Dialog........               
                .setAnimation("delete_anim.json")      
                .build()
                //...

PatilShreyas

       ... 
       mDialog.setOnShowListener(this);
       mDialog.setOnCancelListener(this);
       mDialog.setOnDismissListener(this);
    }
    
    @Override
    public void onShow(DialogInterface dialogInterface) {
        // Dialog is Displayed
    }

PatilShreyas

    // RecyclerView
    implementation 'androidx.recyclerview:recyclerview:1.0.0'

    // Firebase & Firestore SDK
    implementation 'com.google.firebase:firebase-core:17.0.1'
    implementation 'com.google.firebase:firebase-firestore:20.1.0'

    // Firestore FirebaseUI Library
    implementation 'com.firebaseui:firebase-ui-firestore:5.0.0'