github vaadin/platform 15.0.0.beta1

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Vaadin 15.0.0.beta1

Vaadin consists of a set of web components, a Java web framework, configurable themes, tools and a set of app templates.

With every major release, we will change and improve things based on your feedback. This may lead to breaking changes, which will be listed for each part of the platform in the breaking changes section.

Visit vaadin.com to get started.

Support

Vaadin 15 is supported for one month after Vaadin 16 has been released. The latest LTS (long term support) version is Vaadin 14. More details of our release model are available on our roadmap page.

Vaadin also provides commercial support and warranty.

New and Noteworthy

Here are the highlighted new and improved features in Vaadin 15. To see the full list of bug fixes and improvements, check Included Projects and Change Log.

Vaadin for TypeScript

In Vaadin 15 we introduce Vaadin for TypeScript (MVP);
When creating applications with Vaadin developers can write client-side code in TypeScript so that they can stay close to the target platform (the browser), it is easy to use any of the native Web platform features directly (including Service Workers and offline support), and the code is automatically type-checked.
Visit vaadin.com to get starter with TypeScript.

Client-side Router

Vaadin 15 includes Vaadin Router, the client-side router for Web Components.

npm support

In Vaadin 15 npm is used as the front-end package manager. Bower (compatibility mode) support has been dropped from Vaadin 15.
Bower (compatibility mode) and WebJars are still fully supported in Vaadin 14 (LTS).

Included Projects and Change Log

Vaadin includes the following projects. Release notes with detailed change logs for each project are linked below.

Projects marked as (Pro) are available for users with Pro or Prime subscriptions. Everything else is free and open source.

Components

Themes

  • Vaadin Lumo theme (v1.5.0)
  • Vaadin Material theme (v1.2.3).

Java Web Framework

Router

Tools

Getting Started with Vaadin

App starters

The best way to get started with Vaadin is to go to https://vaadin.com/start and pick an app template for the technology stack you’re interested in.

Note

Vaadin 15 starters are not available just yet in vaadin.com. You can use Vaadin 14 starter and manually change Vaadin version (see instructions below).

Manually changing Vaadin version for Java projects

Add the following dependency to dependencyManagement in pom.xml.

<dependency>
    <groupId>com.vaadin</groupId>
    <artifactId>vaadin-bom</artifactId>
    <version>15.0.0.beta1</version>
    <type>pom</type>
    <scope>import</scope>
</dependency>

Supported Technologies

Operating Systems

Development is supported with the following operating systems, for any OS version that supports either frontend development (npm as package manager) or Java 8

  • Windows
  • Linux
  • macOS

Desktop Browsers

  • Evergreen versions of the following browsers on :
    • Chrome on these operating systems:
      • Windows 7, Windows 8.1, Windows 10 or later
      • macOS 10.9 (OS X Mavericks) or later
      • 64-bit Ubuntu 14.04+, Debian 8+, openSUSE 13.3+, or Fedora Linux 24+
    • Firefox on these operating systems
      • Windows 7, Windows 8.1, Windows 10 or later
      • macOS 10.9 (OS X Mavericks) or later
      • Any Linux with the following packages:
        • GTK+ 3.4 or higher
        • GLib 2.22 or higher
        • Pango 1.14 or higher
        • X.Org 1.0 or higher (1.7 or higher is recommended)
        • libstdc++ 4.6.1 or higher
      • Latest Firefox ESR is supported (starting from Firefox ESR 68)
    • Safari on macOS 10.15 or later (starting from Safari 13, available also for macOS 10.14.5 and 10.13.6)
    • Edge on Windows 10 or later

Mobile Browsers

The following built-in browsers in the following mobile operating systems:

  • Safari starting from iOS 13
  • Google Chrome evergreen on Android (requiring Android 4.4 or newer)

Development environments

Any IDE or editor that works with the language of your choice should work well. Our teams often use Eclipse, IntelliJ, Atom and Visual Studio Code among others (including Emacs and Vim).

Vaadin Designer supports the following IDEs:

  • Eclipse Java EE versions: Photon, 2018 and 2019.
  • JetBrains IntelliJ IDEA 2017, 2018 and 2019. Community or Ultimate edition.

Java

The server-side parts of Vaadin support version 8 and 11 of any JDK or JREs. More about Java support in FAQ.

Application Servers

Vaadin Flow requires Java Servlet API 3.1 (JSR-340) or newer. It is tested on:

  • Apache Tomcat 8.0.x, 8.5, 9
  • Apache TomEE 7.0.4->
  • Oracle WebLogic Server 12.2.1
  • IBM WebSphere Application Server 8.5 Liberty Profile and 9
  • RedHat JBoss EAP 7
  • WildFly 14, 15, 16
  • Jetty 9.4
  • Payara Server
  • Payara Micro

Supported Node.js and npm versions

Node.js version 10.x for the npm mode.
npm version 5.6.0 or greater.

Breaking changes

This lists products that have breaking changes from V14

Known Issues and Limitations

CCDM

Flow

  • The Template-in-Template feature has some limitations
  • There are some issues in using Web Sockets as the Push channel in certain OSGi environments, but long polling works.

MPR

  • MPR does not fully work in 15.0.0.beta1.

Components

  • The dark theme preset does not work in IE11 when applied to the <html> element.

Migrating from Vaadin 8

See the migration guide

Migrating from Vaadin 10-14

See the migration guide

Reporting Issues

We appreciate if you try to find the most relevant repository to report the issue in. If it is not obvious which project to add issues to, you are always welcome to report any issue at https://github.com/vaadin/platform/issues.

A few rules of thumb will help you and us in finding the correct repository for the issue:

  1. If you encounter an issue when using the HTML/JS API of a component or the component renders incorrectly, the problem is likely in the web component. The web component repositories are named like https://github.com/vaadin/vaadin-button
  2. If you encounter an issue when using the Java API of a component, the problem is likely in the Flow integration of the web component. The Flow component integration repositories are named like https://github.com/vaadin/vaadin-button-flow
  3. If you encounter an issue with Flow which does not seem to be related to a specific component, the problem is likely in Flow itself. The Flow repository is https://github.com/vaadin/flow
  4. If you encounter an issue with Designer, the repository is https://github.com/vaadin/designer
  5. If you encounter an issue with TestBench, the repository is https://github.com/vaadin/testbench

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