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[SPARK-56815][DOCS][FOLLOWUP] Add Java 25 to building-spark.md#55827

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[SPARK-56815][DOCS][FOLLOWUP] Add Java 25 to building-spark.md#55827
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What changes were proposed in this pull request?

Update docs/building-spark.md from Java 17/21 to Java 17/21/25.

This is a follow-up of

Why are the changes needed?

docs/index.md already states "Spark runs on Java 17/21/25", but docs/building-spark.md was missed and still says Java 17/21.

Does this PR introduce any user-facing change?

No.

How was this patch tested?

N/A. Documentation-only change.

Was this patch authored or co-authored using generative AI tooling?

Generated-by: Claude Code (Opus 4.7)

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cc @pan3793 and @LuciferYang

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Thank you, @yaooqinn .

dongjoon-hyun added a commit that referenced this pull request May 12, 2026
### What changes were proposed in this pull request?

Update `docs/building-spark.md` from `Java 17/21` to `Java 17/21/25`.

This is a follow-up of
- #55798

### Why are the changes needed?

`docs/index.md` already states "Spark runs on Java 17/21/25", but `docs/building-spark.md` was missed and still says `Java 17/21`.

### Does this PR introduce _any_ user-facing change?

No.

### How was this patch tested?

N/A. Documentation-only change.

### Was this patch authored or co-authored using generative AI tooling?

Generated-by: Claude Code (Opus 4.7)

Closes #55827 from dongjoon-hyun/SPARK-56815.

Authored-by: Dongjoon Hyun <dongjoon@apache.org>
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>
(cherry picked from commit 2603abf)
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>
dongjoon-hyun added a commit that referenced this pull request May 12, 2026
### What changes were proposed in this pull request?

Update `docs/building-spark.md` from `Java 17/21` to `Java 17/21/25`.

This is a follow-up of
- #55798

### Why are the changes needed?

`docs/index.md` already states "Spark runs on Java 17/21/25", but `docs/building-spark.md` was missed and still says `Java 17/21`.

### Does this PR introduce _any_ user-facing change?

No.

### How was this patch tested?

N/A. Documentation-only change.

### Was this patch authored or co-authored using generative AI tooling?

Generated-by: Claude Code (Opus 4.7)

Closes #55827 from dongjoon-hyun/SPARK-56815.

Authored-by: Dongjoon Hyun <dongjoon@apache.org>
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>
(cherry picked from commit 2603abf)
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>
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Merged to master/4.x/4.2.

@dongjoon-hyun dongjoon-hyun deleted the SPARK-56815 branch May 12, 2026 16:55
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@LuciferYang LuciferYang left a comment

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Late LGTM

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Thank you, @LuciferYang , too!

dongjoon-hyun added a commit that referenced this pull request May 12, 2026
… Dockerfile

### What changes were proposed in this pull request?

This PR aims to use Java 25 image in the Spark K8s Dockerfile.

### Why are the changes needed?

As a part of [SPARK-51167 Build and Run Spark on Java 25](https://issues.apache.org/jira/browse/SPARK-51167), this PR uses the latest LTS Java release as the default JVM docker base image in Apache Spark 4.2.0.
- #55798
- #55827

### Does this PR introduce _any_ user-facing change?

- Yes because the default Java version is changed.
- However, a user still change this back via `-b java_image_tag=17` and the Apache Spark 4.2.0 provides the same capability for Java 17/21/25.

### How was this patch tested?

Manual review.

### Was this patch authored or co-authored using generative AI tooling?

Generated-by: Claude Code (Opus 4.7)

Closes #55829 from dongjoon-hyun/SPARK-56834.

Authored-by: Dongjoon Hyun <dongjoon@apache.org>
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>
dongjoon-hyun added a commit that referenced this pull request May 12, 2026
… Dockerfile

### What changes were proposed in this pull request?

This PR aims to use Java 25 image in the Spark K8s Dockerfile.

### Why are the changes needed?

As a part of [SPARK-51167 Build and Run Spark on Java 25](https://issues.apache.org/jira/browse/SPARK-51167), this PR uses the latest LTS Java release as the default JVM docker base image in Apache Spark 4.2.0.
- #55798
- #55827

### Does this PR introduce _any_ user-facing change?

- Yes because the default Java version is changed.
- However, a user still change this back via `-b java_image_tag=17` and the Apache Spark 4.2.0 provides the same capability for Java 17/21/25.

### How was this patch tested?

Manual review.

### Was this patch authored or co-authored using generative AI tooling?

Generated-by: Claude Code (Opus 4.7)

Closes #55829 from dongjoon-hyun/SPARK-56834.

Authored-by: Dongjoon Hyun <dongjoon@apache.org>
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>
(cherry picked from commit 7a01891)
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>
dongjoon-hyun added a commit that referenced this pull request May 12, 2026
… Dockerfile

### What changes were proposed in this pull request?

This PR aims to use Java 25 image in the Spark K8s Dockerfile.

### Why are the changes needed?

As a part of [SPARK-51167 Build and Run Spark on Java 25](https://issues.apache.org/jira/browse/SPARK-51167), this PR uses the latest LTS Java release as the default JVM docker base image in Apache Spark 4.2.0.
- #55798
- #55827

### Does this PR introduce _any_ user-facing change?

- Yes because the default Java version is changed.
- However, a user still change this back via `-b java_image_tag=17` and the Apache Spark 4.2.0 provides the same capability for Java 17/21/25.

### How was this patch tested?

Manual review.

### Was this patch authored or co-authored using generative AI tooling?

Generated-by: Claude Code (Opus 4.7)

Closes #55829 from dongjoon-hyun/SPARK-56834.

Authored-by: Dongjoon Hyun <dongjoon@apache.org>
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>
(cherry picked from commit 7a01891)
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>
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3 participants