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https://issues.apache.org/jira/browse/ARTEMIS-5972?focusedWorklogId=1021514&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-1021514
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ASF GitHub Bot logged work on ARTEMIS-5972:
-------------------------------------------
Author: ASF GitHub Bot
Created on: 21/May/26 14:28
Start Date: 21/May/26 14:28
Worklog Time Spent: 10m
Work Description: mayankkunwar commented on code in PR #6444:
URL: https://github.com/apache/artemis/pull/6444#discussion_r3281931384
##########
artemis-ffm/pom.xml:
##########
@@ -0,0 +1,236 @@
+<!--
+ Licensed to the Apache Software Foundation (ASF) under one or more
+ contributor license agreements. See the NOTICE file distributed with
+ this work for additional information regarding copyright ownership.
+ The ASF licenses this file to You under the Apache License, Version 2.0
+ (the "License"); you may not use this file except in compliance with
+ the License. You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0";
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/xsd/maven-4.0.0.xsd";>
+ <modelVersion>4.0.0</modelVersion>
+ <parent>
+ <groupId>org.apache.artemis</groupId>
+ <artifactId>artemis-pom</artifactId>
+ <version>2.55.0-SNAPSHOT</version>
+ <relativePath>../artemis-pom/pom.xml</relativePath>
+ </parent>
+
+ <artifactId>artemis-ffm</artifactId>
+ <packaging>jar</packaging>
+ <name>Apache Artemis FFM</name>
+
+ <properties>
+ <jmh.version>1.37</jmh.version>
+
+ <test.stress.time>5000</test.stress.time>
+
+ <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+
+ <maven.compiler.source>22</maven.compiler.source>
Review Comment:
In the parent pom the defined version is 17, but the FFM part needs 22 to be
defined. So we need this here until parent is defined as 22 or later
Issue Time Tracking
-------------------
Worklog Id: (was: 1021514)
Time Spent: 2h 10m (was: 2h)
> Replace JNI with Panama Foreign Function & Memory (FFM) API for Journal
> Native Layer
> ------------------------------------------------------------------------------------
>
> Key: ARTEMIS-5972
> URL: https://issues.apache.org/jira/browse/ARTEMIS-5972
> Project: Artemis
> Issue Type: Improvement
> Components: Native
> Reporter: Mayank Kunwar
> Assignee: Clebert Suconic
> Priority: Major
> Labels: pull-request-available
> Time Spent: 2h 10m
> Remaining Estimate: 0h
>
> Proposing a modernization of the artemis-journal module by leveraging the
> Panama Foreign Function & Memory (FFM) API (introduced in JDK 22). This will
> provide a high-performance alternative to the existing JNI-based native layer
> for interacting with libaio.
>
> ||Feature||Current JNI + libaio||Modernize Journal||
> |Call Type|Java -> JNI (C code) -> libaio |Java -> Panama FFM -> libaio|
> |Code Base|Java + C/C++ (Native Repo)|100% Pure Java|
> |I/O Mechanism |Asynchronous via libaio callbacks|Asynchronous via libaio
> callbacks|
> |Efficiency|Higher overhead (JNI transitions)|Lower overhead (JIT optimized)|
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