[ 
https://issues.apache.org/jira/browse/YARN-7530?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Eric Badger reopened YARN-7530:
-------------------------------

This change breaks branch-3.1 compilation if the .m2 directory is cleaned.

{noformat}
[ERROR] [ERROR] Some problems were encountered while processing the POMs:
[WARNING] 'parent.relativePath' of POM 
org.apache.hadoop:hadoop-yarn-services-api:[unknown-version] 
(/Users/ebadger/apachehadoop/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-api/pom.xml)
 points at org.apache.hadoop:hadoop-yarn-services instead of 
org.apache.hadoop:hadoop-yarn-applications, please verify your project 
structure @ line 19, column 11
[FATAL] Non-resolvable parent POM for 
org.apache.hadoop:hadoop-yarn-services-api:[unknown-version]: Could not find 
artifact org.apache.hadoop:hadoop-yarn-applications:pom:3.1.1-SNAPSHOT and 
'parent.relativePath' points at wrong local POM @ line 19, column 11
[WARNING] 'build.plugins.plugin.version' for 
org.apache.maven.plugins:maven-gpg-plugin is missing. @ line 133, column 15
 @
[ERROR] The build could not read 1 project -> [Help 1]
[ERROR]
[ERROR]   The project 
org.apache.hadoop:hadoop-yarn-services-api:[unknown-version] 
(/Users/ebadger/apachehadoop/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-api/pom.xml)
 has 1 error
[ERROR]     Non-resolvable parent POM for 
org.apache.hadoop:hadoop-yarn-services-api:[unknown-version]: Could not find 
artifact org.apache.hadoop:hadoop-yarn-applications:pom:3.1.1-SNAPSHOT and 
'parent.relativePath' points at wrong local POM @ line 19, column 11 -> [Help 2]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e 
switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please 
read the following articles:
[ERROR] [Help 1] 
http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildingException
[ERROR] [Help 2] 
http://cwiki.apache.org/confluence/display/MAVEN/UnresolvableModelException
{noformat}


Here's the difference between branch-3.1 and trunk. The artifactId was updated 
correctly in trunk, but not branch-3.1
{noformat}
diff --git 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-api/pom.xml
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-api/pom.xml
index 45168a9fbc4..d45da093102 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-api/pom.xml
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-api/pom.xml
@@ -18,8 +18,8 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <groupId>org.apache.hadoop</groupId>
-    <artifactId>hadoop-yarn-services</artifactId>
-    <version>3.2.0-SNAPSHOT</version>
+    <artifactId>hadoop-yarn-applications</artifactId>
+    <version>3.1.1-SNAPSHOT</version>
   </parent>
   <artifactId>hadoop-yarn-services-api</artifactId>
   <name>Apache Hadoop YARN Services API</name>
{noformat}

> hadoop-yarn-services-api should be part of hadoop-yarn-services
> ---------------------------------------------------------------
>
>                 Key: YARN-7530
>                 URL: https://issues.apache.org/jira/browse/YARN-7530
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: yarn-native-services
>    Affects Versions: 3.1.0
>            Reporter: Eric Yang
>            Assignee: Chandni Singh
>            Priority: Trivial
>             Fix For: 3.2.0, 3.1.1
>
>         Attachments: YARN-7530.001.patch, YARN-7530.002.patch
>
>
> Hadoop-yarn-services-api is currently a parallel project to 
> hadoop-yarn-services project.  It would be better if hadoop-yarn-services-api 
> is part of hadoop-yarn-services for correctness.



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