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JVMCBC-1415: Support Java LTS 21 #393

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Dec 20, 2023
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JVMCBC-1415: Support Java LTS 21 #393

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20bcf4a
JVMCBC-1415: Support Java LTS 21
programmatix Nov 13, 2023
006610a
Remove JDK 17 description
programmatix Nov 14, 2023
782c204
21 for 3.4.11
RichardSmedley Nov 15, 2023
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2 changes: 1 addition & 1 deletion modules/hello-world/pages/start-using-sdk.adoc
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Expand Up @@ -58,7 +58,7 @@ include::example$StartUsing.java[tags=start-using,indent=0]

== Quick Installation

We recommend running the latest Java LTS version (i.e. at the time of writing JDK 17) with the highest patch version available.
We recommend running the latest Java LTS version (i.e. at the time of writing JDK 21) with the highest patch version available.
// Other supported Java versions will work, too.
Couchbase publishes all stable artifacts to https://central.sonatype.com/namespace/com.couchbase.client[Maven Central].

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5 changes: 3 additions & 2 deletions modules/project-docs/pages/compatibility.adoc
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Expand Up @@ -63,9 +63,10 @@ Other versions may work -- _but they are not tested and they are not supported_.

The following JDK releases are supported at time of 3.4 SDK release (October 2022):
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Is 21 supported right back across 3.4.x releases?

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@dnault ?

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I looked into this - will reword tomorrow to say only latest version for JDK 21.

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Is 21 supported right back across 3.4.x releases?

Ideally it will be, but let's wait until we get a clean(-ish) CI run against Java 21 before making that claim.

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Added to line 66 (below).


* https://adoptium.net/[OpenJDK 11] (Hotspot recommended) or https://www.oracle.com/java/technologies/downloads/#jdk11[Oracle JDK 11]
* https://adoptium.net/[OpenJDK 17 with HotSpot JVM] (recommended)
* https://adoptium.net/[OpenJDK 21 with HotSpot JVM] (recommended)
* https://adoptium.net/[OpenJDK 17 with HotSpot JVM]
* https://www.oracle.com/java/technologies/downloads/#jdk17[Oracle JDK 17 (recommended)]
* https://adoptium.net/[OpenJDK 11] (Hotspot recommended) or https://www.oracle.com/java/technologies/downloads/#jdk11[Oracle JDK 11]
* https://adoptium.net/[OpenJDK 1.8 with HotSpot JVM]
* https://www.oracle.com/java/technologies/downloads/#java8[Oracle JDK 1.8]

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Hey @ingenthr and @dnault I'm a touch unclear on our current support position w.r.t. Java - does this list look correct to you?

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2 changes: 1 addition & 1 deletion modules/project-docs/pages/migrating-sdk-code-to-3.n.adoc
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Expand Up @@ -47,7 +47,7 @@ The Java SDK 3.x is available for download from the same resources as the previo
In addition, a `zip` file is available with the required jars.
Please see the xref:sdk-release-notes.adoc[Release Notes] for up-to-date information.

IMPORTANT: Java SDK 3.x has a minimum required Java version of 8, although we recommend running the latest LTS version (i.e. at the time of writing JDK 11) with the highest patch version available.
IMPORTANT: Java SDK 3.x has a minimum required Java version of 8, although we recommend running the latest LTS version (i.e. at the time of writing JDK 21) with the highest patch version available.

Note that the transitive dependency list has changed.
As a refresher, Java SDK 2 depended on the following artifacts:
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3 changes: 1 addition & 2 deletions modules/project-docs/pages/sdk-full-installation.adoc
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Expand Up @@ -29,8 +29,7 @@ The underlying OS normally makes no difference, but library incompatibilities in

At least Java 8 is required for current releases;
see the xref:project-docs:compatibility.adoc#jdk-compat[Compatibility] section for details.
We recommend running the latest Java LTS version (i.e. at the time of writing JDK 17) with the highest patch version available.
Java 17 has various enhancements like sealed classes, pattern matching for switch expressions (in preview), and further updates and improvements on core libraries.
We recommend running the latest Java LTS version (i.e. at the time of writing JDK 21) with the highest patch version available.

Couchbase publishes all stable artifacts to https://central.sonatype.com/namespace/com.couchbase.client[Maven Central].
The latest version (as of October 2023) is https://central.sonatype.com/artifact/com.couchbase.client/java-client/3.4.11/jar[3.4.11].
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