sarutak opened a new pull request, #53767:
URL: https://github.com/apache/spark/pull/53767
### What changes were proposed in this pull request?
This PR fixes an issue that some tests raise `NoClassFoundError` when
building with Maven.
This issue can be reproducible like as follows.
```
$ build/mvn clean install
$ build/mvn -pl assembly clean
$ build/mvn -pl core/sql test
SQLQuerySuite:
*** RUN ABORTED ***
A needed class was not found. This could be due to an error in your runpath.
Missing class: [Lorg/sparkproject/jetty/ee10/servlet/ServletContextHandler;
java.lang.NoClassDefFoundError:
[Lorg/sparkproject/jetty/ee10/servlet/ServletContextHandler;
at
org.apache.spark.metrics.MetricsSystem.getServletHandlers(MetricsSystem.scala:91)
at org.apache.spark.SparkContext.<init>(SparkContext.scala:702)
at org.apache.spark.SparkContext.<init>(SparkContext.scala:147)
at
org.apache.spark.sql.test.TestSparkSession.<init>(TestSQLContext.scala:30)
at
org.apache.spark.sql.test.SharedSparkSessionBase.createSparkSession(SharedSparkSession.scala:110)
at
org.apache.spark.sql.test.SharedSparkSessionBase.createSparkSession$(SharedSparkSession.scala:108)
at
org.apache.spark.sql.SQLQuerySuite.createSparkSession(SQLQuerySuite.scala:61)
at
org.apache.spark.sql.test.SharedSparkSessionBase.initializeSession(SharedSparkSession.scala:126)
at
org.apache.spark.sql.test.SharedSparkSessionBase.initializeSession$(SharedSparkSession.scala:124)
at
org.apache.spark.sql.SQLQuerySuite.initializeSession(SQLQuerySuite.scala:61)
```
To fix this issue, we need to modify shading rules.
### Why are the changes needed?
To recover CI with Maven.
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Confirmed `build/mvn -pl core/sql test` doesn't raise `NoClassDefFoundError`.
### Was this patch authored or co-authored using generative AI tooling?
No.
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