# Jakarta Concurrency Technology Compatibility Kit, Version 2.0
Release Notes, September 2020

## Kit Contents

The Jakarta Concurrency, Version 2.0 Technology Compatibility Kit (TCK) includes the following items:

- Jakarta Concurrency TCK tests signature, API, and Spec tests:

- A signature test that checks that all of the public APIs are supported in the Jakarta Concurrency Version 2.0 implementation that is being tested

- API tests for all of the public APIs under the `jakarta.enterprise.concurrent` package

- Spec tests for test assertions in the Jakarta Concurrency Utilities for Jakarta EE 2.0 Specification

## Jakarta Concurrency TCK Facts

> The test suite bundle contains the following:

> - 71 total tests
> - Signature Test

## Platform Notes

The Jakarta Concurrency TCK tests have been built and tested with JavaTM Platform, Standard Edition 8 (Java SE 8).

The Jakarta Concurrency TCK tests have been run on the following platforms:

- CentOS Linux 7

The Jakarta Concurrency TCK tests have been run against a Concurrency 2.0 Compatible Implementation.

## Installing, Setting Up, and Running the Jakarta Concurrency TCK

Refer to the Jakarta Concurrency TCK 2.0 User's Guide for complete instructions on installing, setting up, and running the Jakarta Concurrency TCK.
The online version of the JT Harness version 5.0 documentation is available here.