Implementation:Ray project Ray Deploy Jars
| Knowledge Sources | |
|---|---|
| Domains | CI_CD, Release_Management |
| Last Updated | 2026-02-13 17:00 GMT |
Overview
External tool documentation for the deploy_jars() function that publishes Ray Java JARs to Maven Central.
Description
deploy_jars() in java/build-jar-multiplatform.sh (L154-175) runs mvn -T16 install deploy -Prelease to publish multiplatform JARs to Maven Central via OSSRH. Only runs for master branch on ray-project/ray. Writes ~/.m2/settings.xml with credentials from OSSRH_TOKEN_USERNAME and OSSRH_TOKEN_PASSWORD environment variables.
Usage
Invoked automatically in the release CI pipeline after tests pass.
Code Reference
Source Location
- Repository: ray-project/ray
- File: java/build-jar-multiplatform.sh (L154-175)
Signature
deploy_jars()
I/O Contract
Inputs
| Name | Type | Required | Description |
|---|---|---|---|
| OSSRH_TOKEN_USERNAME | Env var | Yes | Sonatype OSSRH username |
| OSSRH_TOKEN_PASSWORD | Env var | Yes | Sonatype OSSRH password |
| Built JARs | Files | Yes | Multiplatform JARs from build step |
Outputs
| Name | Type | Description |
|---|---|---|
| Published JARs | Maven artifacts | ray-api, ray-runtime, ray-serve on Maven Central |
Usage Examples
Deploy (CI Only)
cd java && bash build-jar-multiplatform.sh deploy_jars
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