[GitHub] [spark] HyukjinKwon commented on pull request #38967: [SPARK-41369][CONNECT][FOLLOWUP] Remove unneeded connect server deps

[GitBox <gi...@apache.org>]

HyukjinKwon commented on PR #38967:
URL: https://github.com/apache/spark/pull/38967#issuecomment-1343959972

   Oops, this is apparently used. When I run the commands below:
   
   ```bash
   ./build/mvn -Phive -DskipTests clean package
   ./python/run-tests --module pyspark-connect -p 1
   ```
   
   It's broken after this commit.
   
   ```
   py4j.protocol.Py4JJavaError: An error occurred while calling None.org.apache.spark.api.java.JavaSparkContext.
   : java.lang.NoClassDefFoundError: org/sparkproject/connect/guava/cache/CacheBuilder
   	at org.apache.spark.sql.connect.service.SparkConnectService$.cacheBuilder(SparkConnectService.scala:173)
   	at org.apache.spark.sql.connect.service.SparkConnectService$.<init>(SparkConnectService.scala:169)
   	at org.apache.spark.sql.connect.service.SparkConnectService$.<clinit>(SparkConnectService.scala)
   	at org.apache.spark.sql.connect.SparkConnectPlugin$$anon$1.init(SparkConnectPlugin.scala:48)
   	at org.apache.spark.internal.plugin.DriverPluginContainer.$anonfun$driverPlugins$1(PluginContainer.scala:53)
   	at scala.collection.TraversableLike.$anonfun$flatMap$1(TraversableLike.scala:293)
   	at scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:62)
   	at scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:55)
   	at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:49)
   	at scala.collection.TraversableLike.flatMap(TraversableLike.scala:293)
   	at scala.collection.TraversableLike.flatMap$(TraversableLike.scala:290)
   	at scala.collection.AbstractTraversable.flatMap(Traversable.scala:108)
   	at org.apache.spark.internal.plugin.DriverPluginContainer.<init>(PluginContainer.scala:46)
   	at org.apache.spark.internal.plugin.PluginContainer$.apply(PluginContainer.scala:210)
   	at org.apache.spark.internal.plugin.PluginContainer$.apply(PluginContainer.scala:193)
   	at org.apache.spark.SparkContext.<init>(SparkContext.scala:565)
   	at org.apache.spark.api.java.JavaSparkContext.<init>(JavaSparkContext.scala:58)
   	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
   	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
   	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
   	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
   	at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:247)
   	at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:374)
   	at py4j.Gateway.invoke(Gateway.java:238)
   	at py4j.commands.ConstructorCommand.invokeConstructor(ConstructorCommand.java:80)
   	at py4j.commands.ConstructorCommand.execute(ConstructorCommand.java:69)
   	at py4j.ClientServerConnection.waitForCommands(ClientServerConnection.java:182)
   	at py4j.ClientServerConnection.run(ClientServerConnection.java:106)
   	at java.lang.Thread.run(Thread.java:748)
   Caused by: java.lang.ClassNotFoundException: org.sparkproject.connect.guava.cache.CacheBuilder
   	at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
   	at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
   	at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
   	... 29 more
   ```


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