Dongjoon Hyun created SPARK-29087:
-------------------------------------
Summary: Use DelegatingServletContextHandler to avoid CCE
Key: SPARK-29087
URL: https://issues.apache.org/jira/browse/SPARK-29087
Project: Spark
Issue Type: Improvement
Components: Structured Streaming
Affects Versions: 2.4.0, 3.0.0
Reporter: Dongjoon Hyun
SPARK-27122 fixes `ClassCastException` at `yarn` module by using
`DelegatingServletContextHandler`. Initially, this was discovered with JDK9+,
but the class path issues affected in JDK8, too. This issue aims to fix
`streaming` module.
{code}
$ build/mvn test -pl streaming
...
UISeleniumSuite:
- attaching and detaching a Streaming tab *** FAILED ***
java.lang.ClassCastException:
org.sparkproject.jetty.servlet.ServletContextHandler cannot be cast to
org.eclipse.jetty.servlet.ServletContextHandler
...
Tests: succeeded 337, failed 1, canceled 0, ignored 1, pending 0
*** 1 TEST FAILED ***
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
{code}
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