failed to run mvn verify

[Kenzku]

following this tutorial: https://openliberty.io/guides/microshed-testing.html#try-what-youll-build

cd finish
mvn verify

see error:

INFO] CWWKM2015I: Match number: 1 is [7/6/23, 16:37:00:391 EEST] 0000003f com.ibm.ws.app.manager.AppMessageHelper                      A CWWKZ0001I: Application guide-microshed-testing started in 0.614 seconds..
[INFO] Running integration tests...
[INFO] 
[INFO] -------------------------------------------------------
[INFO]  T E S T S
[INFO] -------------------------------------------------------
[INFO] Running io.openliberty.guides.testing.PersonServiceIT
[INFO] Using ApplicationEnvironment class: org.microshed.testing.testcontainers.config.HollowTestcontainersConfiguration
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[INFO] Using ServerAdapter: org.testcontainers.containers.liberty.LibertyAdapter
[INFO] Exposing fixed port 9080 for container HollowApplicationContainer
[INFO] Starting 1 container(s) in parallel for class io.openliberty.guides.testing.PersonServiceIT
[INFO]   HollowApplicationContainer
SLF4J: Failed to load class "org.slf4j.impl.StaticMDCBinder".
SLF4J: Defaulting to no-operation MDCAdapter implementation.
SLF4J: See http://www.slf4j.org/codes.html#no_static_mdc_binder for further details.
[INFO] All containers started in 1042ms
[INFO] Building rest client for class io.openliberty.guides.testing.PersonService with base path: http://localhost:9080/guide-microshed-testing/ and providers: [class org.microshed.testing.jaxrs.JsonBProvider]
Jul 06, 2023 4:37:12 PM org.apache.cxf.jaxrs.client.JAXRSClientFactoryBean createWithValues
SEVERE: java.lang.IllegalArgumentException : io.openliberty.guides.testing.PersonService is not an interface
[ERROR] Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 1.226 s <<< FAILURE! - in io.openliberty.guides.testing.PersonServiceIT
[ERROR] io.openliberty.guides.testing.PersonServiceIT  Time elapsed: 1.225 s  <<< ERROR!
java.lang.IllegalArgumentException: io.openliberty.guides.testing.PersonService is not an interface

openjdk version "17.0.6" 2023-01-17
IBM Semeru Runtime Open Edition 17.0.6.0 (build 17.0.6+10)
Eclipse OpenJ9 VM 17.0.6.0 (build openj9-0.36.0, JRE 17 Mac OS X aarch64-64-Bit 20230117_255 (JIT enabled, AOT enabled)
OpenJ9   - e68fb241f
OMR      - f491bbf6f
JCL      - 927b34f84c8 based on jdk-17.0.6+10)

but if I run this example on the Cloud Environment via https://labs.cognitiveclass.ai it seems to work:

[gkwan-ibm]

hi @Kenzku

I think you need to use JDK 11 instead of JDK 17.

[Kenzku]

Thanks a million 👍

[gkwan-ibm]

close

• issue was addressed