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List:       maven-dev
Subject:    [jira] [Commented] (MSHARED-494) Impossible to generate a reproducible build due to timestamp in pom
From:       "Kristian Rosenvold (JIRA)" <jira () apache ! org>
Date:       2016-06-30 12:31:10
Message-ID: JIRA.12935444.1454257154000.3446.1467289870149 () Atlassian ! JIRA
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    [ https://issues.apache.org/jira/browse/MSHARED-494?page=com.atlassian.jira.plugin \
.system.issuetabpanels:comment-tabpanel&focusedCommentId=15357008#comment-15357008 ] 

Kristian Rosenvold commented on MSHARED-494:
--------------------------------------------

The archiver uses a default multihtreaded implementation which will also guarantee \
you a race wrt the order of your files.

> Impossible to generate a reproducible build due to timestamp in pom.properties
> ------------------------------------------------------------------------------
> 
> Key: MSHARED-494
> URL: https://issues.apache.org/jira/browse/MSHARED-494
> Project: Maven Shared Components
> Issue Type: Bug
> Components: maven-archiver
> Affects Versions: maven-archiver-3.0.0
> Reporter: Emanuele Tagliaferri
> Assignee: Michael Osipov
> Priority: Minor
> Fix For: maven-archiver-3.1.0
> 
> 
> Try to making a pom for do a reproducible build, meaning by reproducible build the \
> ability to produce the exact same artifact (same checksum) starting from the same \
> code, a two different times, i had some trouble with the files generated in: \
> /META-INF/maven/groupId/artifactId/  in the specific the  \
> /META-INF/maven/groupId/artifactId/pom.properties contains the timestamp. digging \
> in the code in the class: \
> http://svn.apache.org/viewvc/maven/shared/tags/maven-archiver-3.0.0/src/main/java/org/apache/maven/archiver/PomPropertiesUtil.java?revision=1708674&view=markup
>  line 86
> is used the java.util.Properties#store which write the timestamp in any case.



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