Add Java Maven example to junit_test_reports.md

doc/ci/junit_test_reports.md

@@ -120,3 +120,19 @@ If you define multiple tasks of kind test, it will generate multiple directories
 under `build/test-results/` directory.
 To address all subdirectory at once, you can leverage regex matching by defining following
 path: `build/test-results/test/TEST-*.xml`
+
+### Java example with Maven
+
+For parsing Surefire and Failsafe test resports use the following job in `.gitlab-ci.yml`:
+
+```yaml
+java:
+  stage: test
+  script:
+  - mvn verify
+  artifacts:
+    reports:
+      junit:
+        - target/surefire-reports/TEST-*.xml
+        - target/failsafe-reports/TEST-*.xml
+```