tsuoanttila

package com.example.test_app;

import java.util.List;

import com.vaadin.data.provider.DataCommunicator;
import com.vaadin.shared.Range;
import com.vaadin.shared.data.DataCommunicatorClientRpc;

import elemental.json.Json;
import elemental.json.JsonArray;

tsuoanttila

Keybase proof

I hereby claim:

• I am tsuoanttila on github.
• I am tsuoanttila (https://keybase.io/tsuoanttila) on keybase.
• I have a public key ASDYheBPQfrJHEIjFOOrhUdY6SEYV7j0fnOHuXn_IvHzhAo

To claim this, I am signing this object:

tsuoanttila

        VerticalLayout layout = new VerticalLayout();

        usernameField = new TextField("Username:");
        layout.addComponent(usernameField);
        passwordField = new PasswordField("Password:");
        layout.addComponent(passwordField);

        Button login = new Button("Login");
        login.setClickShortcut(KeyCode.ENTER, null);
        login.addClickListener(e -> Notification.show(