Sync up of microprofile-4.0 with master branch (#2757)

* Upgrade Netty to 4.1.58 (#2678)

Signed-off-by: Tomas Langer <tomas.langer@oracle.com>

* Added overall timeout to evictable cache (#2659)

Signed-off-by: Tomas Langer <tomas.langer@oracle.com>

* Fix copyright year for commits broken by squashing. (#2687)

Signed-off-by: Tomas Langer <tomas.langer@oracle.com>

* Concat array enhancement (#2508)

* Concat array enhancement

Signed-off-by: Daniel Kec <daniel.kec@oracle.com>

* Update Jackson to 2.12.1 (#2690)

* Update Jackson to 2.12.1
* Upgrade to latest Junit5 to get fix for junit-team/junit5#2198
* Manage junit4 version

* PokemonService template fixed in SE Database Archetype. (#2701)

Signed-off-by: Tomas Kraus <Tomas.Kraus@oracle.com>

* Fixed different output in DbClient SE archetype (#2703)

Signed-off-by: Tomas Kraus <Tomas.Kraus@oracle.com>

* Fix TODO application: (#2708)

- WebSecurity needs to be passed config.get("security") to take the "security.web-server" configuration
 - Added outbound configuration for the google login
 - Upgraded cassandra driver to fix issues with old guava dependencies
 - Removed metrics to avoid issues with cassandra driver.

Fixes #2707

* Update k8s descriptors to avoid using deprecated APIs. (#2719)

* Separate execution of DataChunkReleaseTest in its own VM to prevent leak messages in other test's logs. (#2716)

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Changes in this commit: (#2727)

1. Upgrade to Jersey 2.33
2. Configuration via system properties for the Jersey Client API. Any response in an exception will be mapped to an empty one to prevent data leaks. See eclipse-ee4j/jersey#4641.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Properly release underlying buffer before passing it to WebSocket handler (#2715)

* Properly release underlying buffer before passing it to handler.

* Releases data chunks after passing them to Tyrus without any copying. Reports an error and closes connection if Tyrus is unable to handle the data. Finally, fixed a problem related to subscription requests.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Removed unused logger.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Fixed checkstyle.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Fix issue with null value in JSON. (#2723)

Signed-off-by: Tomas Langer <tomas.langer@oracle.com>

* Upgrade grpc to v1.35.0 (#2713)

* Upgrade grpc to v1.35.0

* Update copyright

* Upgrades OCI SDK to version 1.31.0 (#2699)

* Updated OCI to 1.31.0

Signed-off-by: Laird Nelson <laird.nelson@oracle.com>

* Fix null array values in HOCON/JSON config parser. (#2731)

Resolves #2720 (follow-up)

* Performance improvements to queue(s) management in Webserver (#2704)

* Initial patch.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Fixed some type params and improved comments.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* More cleanup and make sure to fail publisher on an error condition.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Suppress warnings.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Call clearQueues on every new request for proper cleanup of keep-alive connections. Some copyright fixes.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Fixed checkstyle issues.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Force logging of LEAK error even if finalize does not get called on a DataChunk.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Upgrade Weld (#2668)

Signed-off-by: Tomas Langer <tomas.langer@oracle.com>

* Rest client async header propagation with usage of Helidon Context (#2735)

Rest client header propagation with usage of Helidon Context

Signed-off-by: David Kral <david.k.kral@oracle.com>

* Allow override of Jersey property via config (#2737)

* Allow the default value of property jersey.config.client.ignoreExceptionResponse to be overridden via config. New test.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Fixed copyright year.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* New implementation of LazyValue (#2738)

* New implementation of LazyValue that lazily initializes a Semaphore instead of eagerly creating a ReentrantLock. Makes use of volatile guarantees and atomicity of VarHandle updates.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* New test for LazyValueImpl.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Reduced sleep time in test.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Update CHANGELOG for 2.2.1 release (#2743)

* 2.2.1 THIRD_PARTY_LICENSES update (#2746)

* Update THIRD_PARTY_LICENSES

* Support async invocations using optional synthetic SimplyTimed behavior (#2745)

* Add support for async invocations for optional inferred SimplyTimed behavior on JAX-RS endpoints

Signed-off-by: tim.quinn@oracle.com <tim.quinn@oracle.com>

* Do not attempt to access the request context in Fallback callback. If used together with Retry, it is possible for the fallback to be called in a fresh thread for which there is no current request scope. Instead just use the original value obtained in this class' constructor. Updated functional test (with some class renaming) to cover this use case. (#2748)

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

* Fix for native image. (#2753)

Signed-off-by: Tomas Langer <tomas.langer@oracle.com>

* Fixed checkstyle issues.

Signed-off-by: Santiago Pericasgeertsen <santiago.pericasgeertsen@oracle.com>

Co-authored-by: Tomas Langer <tomas.langer@gmail.com>
Co-authored-by: Daniel Kec <daniel.kec@oracle.com>
Co-authored-by: Joe DiPol <joe.dipol@oracle.com>
Co-authored-by: Tomáš Kraus <tomas.kraus@oracle.com>
Co-authored-by: Romain Grecourt <romain.grecourt@oracle.com>
Co-authored-by: Jonathan Knight <jk@thegridman.com>
Co-authored-by: Laird Nelson <laird.nelson@oracle.com>
Co-authored-by: David Král <david.k.kral@oracle.com>
Co-authored-by: Tim Quinn <tim.quinn@oracle.com>

CHANGELOG.md

@@ -9,14 +9,41 @@ For Helidon 1.x releases please see [Helidon 1.x CHANGELOG.md](https://github.co
 
 ## [2.2.1-SNAPSHOT]
 
-2.2.1 is a bugfix release of Helidon. 
+2.2.1 is a bugfix release of Helidon. It contains bug fixes, performance fixes and dependency upgrades.
 
 ### Compatibility
 
 2.2.1 is API compatible with 2.2.0.
 
 ### CHANGES    
 
+- Config: Fix issue with null value in JSON. [2723](https://github.com/oracle/helidon/pull/2723)
+- Config: Fix null array values in HOCON/JSON config parser. [2731](https://github.com/oracle/helidon/pull/2731)
+- Dependencies: Re-organize dependencyManagement  [2646](https://github.com/oracle/helidon/pull/2646)
+- Dependencies: Update Jackson to 2.12.1 [2690](https://github.com/oracle/helidon/pull/2690)
+- Dependencies: Upgrade Netty to 4.1.58 [2678](https://github.com/oracle/helidon/pull/2678)
+- Dependencies: Upgrade Weld [2668](https://github.com/oracle/helidon/pull/2668)
+- Dependencies: Upgrade grpc to v1.35.0 [2713](https://github.com/oracle/helidon/pull/2713)
+- Dependencies: Upgrade to Jersey 2.33 and set of client property [2727](https://github.com/oracle/helidon/pull/2727)
+- Dependencies: Upgrades OCI SDK to version 1.31.0 [2699](https://github.com/oracle/helidon/pull/2699)
+- Examples: Fix TODO application: [2708](https://github.com/oracle/helidon/pull/2708)
+- Examples: Fix WebServer Basics example [2634](https://github.com/oracle/helidon/pull/2634)
+- Examples: Fixed different output in DbClient SE archetype [2703](https://github.com/oracle/helidon/pull/2703)
+- Examples: PokemonService template fixed in SE Database Archetype. [2701](https://github.com/oracle/helidon/pull/2701)
+- Jersey: Allow override of Jersey property via config [2737](https://github.com/oracle/helidon/pull/2737)
+- K8s: Update k8s descriptors to avoid using deprecated APIs [2719](https://github.com/oracle/helidon/pull/2719)
+- Micronaut extensions: micronaut data with ucp [2572](https://github.com/oracle/helidon/pull/2572)
+- Performance: New implementation of LazyValue [2738](https://github.com/oracle/helidon/pull/2738)
+- Performance: Properly release underlying buffer before passing it to WebSocket handler [2715](https://github.com/oracle/helidon/pull/2715)
+- Performance: improvements to queue(s) management in Webserver [2704](https://github.com/oracle/helidon/pull/2704)
+- Reactive: Concat array enhancement [2508](https://github.com/oracle/helidon/pull/2508)
+- Rest Client: Rest client async header propagation with usage of Helidon Context [2735](https://github.com/oracle/helidon/pull/2735)
+- Security: Added overall timeout to evictable cache [2659](https://github.com/oracle/helidon/pull/2659)
+- Testing: Proves that environment variable overrides work with our MicroProfile Config implementation [2648](https://github.com/oracle/helidon/pull/2648)
+- Testing: Separate execution of DataChunkReleaseTest in its own VM [2716](https://github.com/oracle/helidon/pull/2716)
+- WebServer: Lays the groundwork for permitting other Netty transports [2478](https://github.com/oracle/helidon/pull/2478)
+- Build: Manage versions of version plugin and helidon-maven-plugin [2626](https://github.com/oracle/helidon/pull/2626)
+
 ## [2.2.0]
 
 2.2.0 is a minor release of Helidon. It contains bug fixes and enhancements. Notable enhancements: