kie-issues#1613: Migrate CI :: Check license headers apache-rat v0.…

…16.1 (#3144)

* Add license header

* .rat-excludes

* align naming with kie-issues#1613 ensemble

* moce licenses into single file

* LICENSE.txt -> LICENSE

* Remove NOTICE

* Add jstree, jquery in .rat-excludes

* NOTICE recreated

* List explicitely all files in the .rat-exclude

* Use apache-rat v0.16.1

* CI :: License headers

.github/workflows/ci_check_license_headers.yaml

@@ -17,14 +17,14 @@
 # under the License.
 #
 
-name: "CI :: Check license headers"
+name: "CI :: License headers"
 
 on:
   pull_request:
     types: [opened, synchronize, reopened, ready_for_review]
 
 jobs:
-  check-license-headers:
+  check:
     runs-on: ubuntu-latest
 
     steps:
@@ -33,10 +33,9 @@ jobs:
 
       - name: Download Apache RAT
         run: |
-          curl -LO https://repository.apache.org/content/repositories/snapshots/org/apache/rat/apache-rat/0.17-SNAPSHOT/apache-rat-0.17-20241115.065104-374.jar
+          curl -LO https://repo1.maven.org/maven2/org/apache/rat/apache-rat/0.16.1/apache-rat-0.16.1.jar
 
       - name: Run Apache RAT
         run: |
-          java -jar apache-rat-0.17-20241115.065104-374.jar --input-exclude-file .rat-excludes -- . > .tmp-rat-check-output
-          cat .tmp-rat-check-output
-          grep "Files with unapproved licenses:" .tmp-rat-check-output && rm .tmp-rat-check-output && echo "There are files with missing or unapproved license headers." && exit 1 || rm .tmp-rat-check-output && echo "All files have correct license headers."
+          java -jar apache-rat-0.16.1.jar -d . -E .rat-excludes | grep "== File:" && echo "The files listed above are missing license headers." && exit 1 || echo "All files have license headers."
+