fix github actions build failure

.github/workflows/maven.yaml

@@ -26,12 +26,6 @@ jobs:
         shell: bash
         run: echo "##[set-output name=branch;]$(echo ${GITHUB_HEAD_REF})"
 
-      # if this is the first build, this is a NOOP and every dependency is downloaded.
-      # if this is != first build, cache is restored. We then issue mvn clean install with "-U",
-      # and thus update any third party snapshots; also we build the project, thus update
-      # any inter-module snapshot dependencies.
-      # only after that is the cache saved, which is what we want. Any subsequent restores as such
-      # will have the latest versions of snapshots available.
       - name: Cache local Maven repository
         id: cache-maven-repo
         uses: actions/cache@v2
@@ -51,6 +45,7 @@ jobs:
         continue-on-error: false
         run: echo 'cache hit'
 
+      # this step will update snapshot dependencies in out local repo
       - name: Build with skip tests
         run: ./mvnw -s .settings.xml clean install -U -DskipTests
 
@@ -89,6 +84,7 @@ jobs:
   test:
     needs: build
     runs-on: ubuntu-latest
+    timeout-minutes: 60
 
     strategy:
       fail-fast: true
@@ -188,11 +184,17 @@ jobs:
 
           diff=$((right_bound - left_bound))
           sliced_array=("${CLASSNAMES[@]:$left_bound:$diff}")
-          TEST_ARG=$(echo $sliced_array | sed 's/ /,/g')
+          TEST_ARG=$(echo ${sliced_array[@]} | sed 's/ /,/g')
 
-          ./mvnw -s .settings.xml  -DfailIfNoTests=false -DtestsToRun=$TEST_ARG -e clean org.jacoco:jacoco-maven-plugin:prepare-agent install \
+          echo "will run tests : ${TEST_ARG[@]}"
+
+          ./mvnw -s .settings.xml -DtestsToRun=${TEST_ARG[@]} -e clean org.jacoco:jacoco-maven-plugin:prepare-agent install \
               -U -P sonar -nsu --batch-mode -Dmaven.test.redirectTestOutputToFile=true \
-              -Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn
+              -Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn \
+              -Dhttp.keepAlive=false \
+              -Dmaven.wagon.http.pool=false \
+              -Dmaven.wagon.http.retryHandler.class=standard \
+              -Dmaven.wagon.http.retryHandler.count=3
 
       - name: Publish Test Report
         uses: mikepenz/action-junit-report@v2