Use mvn install-file

.github/workflows/test_java.yml

@@ -99,38 +99,23 @@ jobs:
       run: |
         mv ${{ steps.build-protoc.outputs.protoc }} protoc
         sudo rm -rf _build
-    - name: Generate pom.xml files from the template
+    - name: Generate maven artifacts with bazel and install using maven
       uses: protocolbuffers/protobuf-ci/bazel-docker@v3
       with:
         image: us-docker.pkg.dev/protobuf-build/containers/test/linux/java:11-1fdbb997433cb22c1e49ef75ad374a8d6bb88702
         credentials: ${{ secrets.GAR_SERVICE_ACCOUNT }}
         bazel-cache: java_linux/11
         bash: |
-          bazel build //java/core:core_mvn-pom //java/core:lite_mvn-pom //java/kotlin-lite:kotlin-lite_mvn-pom //java/kotlin:kotlin_mvn-pom //java/util:util_mvn-pom
-          mkdir -p generatedPoms
-          cp bazel-bin/java/core/core_mvn-pom.xml generatedPoms/core_mvn-pom.xml
-          cp bazel-bin/java/core/lite_mvn-pom.xml generatedPoms/lite_mvn-pom.xml
-          cp bazel-bin/java/kotlin-lite/kotlin-lite_mvn-pom.xml generatedPoms/kotlin-lite_mvn-pom.xml
-          cp bazel-bin/java/kotlin/kotlin_mvn-pom.xml generatedPoms/kotlin_mvn-pom.xml
-          cp bazel-bin/java/util/util_mvn-pom.xml generatedPoms/util_mvn-pom.xml
-    - name: Copy the generated pom.xml files to a copy of the java repository
-      run: |
-        cp -r java testMaven
-        cp -f generatedPoms/core_mvn-pom.xml testMaven/core/pom.xml
-        cp -f generatedPoms/lite_mvn-pom.xml testMaven/lite/pom.xml
-        cp -f generatedPoms/kotlin-lite_mvn-pom.xml testMaven/kotlin-lite/pom.xml
-        cp -f generatedPoms/kotlin_mvn-pom.xml testMaven/kotlin/pom.xml
-        cp -f generatedPoms/util_mvn-pom.xml testMaven/util/pom.xml
-    - name: Install snapshot version locally (using generated pom.xml)
-      run: |
-        mvn -e -B -Dhttps.protocols=TLSv1.2 install -Dmaven.test.skip=true
-      working-directory: testMaven
+          bazel build //java:release
+          mvn install:install-file -Dfile=bazel-bin/java/core/core_mvn-project.jar -DpomFile=bazel-bin/java/core/core_mvn-pom.xml
+          mvn install:install-file -Dfile=bazel-bin/java/core/lite_mvn-project.jar -DpomFile=bazel-bin/java/core/lite_mvn-pom.xml
+          mvn install:install-file -Dfile=bazel-bin/java/kotlin-lite/kotlin-lite_mvn-project.jar -DpomFile=bazel-bin/java/kotlin-lite/kotlin-lite_mvn-pom.xml
+          mvn install:install-file -Dfile=bazel-bin/java/kotlin/kotlin_mvn-project.jar -DpomFile=bazel-bin/java/kotlin/kotlin_mvn-pom.xml
+          mvn install:install-file -Dfile=bazel-bin/java/util/util_mvn-project.jar -DpomFile=bazel-bin/java/util/util_mvn-pom.xml
     - name: Validate Protobuf BOM
       uses: googleapis/java-cloud-bom/tests/validate-bom@fd56f04bb0bc581776a74031591f0b3bc5e7920a # v26.13.0
       with:
-        bom-path: testMaven/bom/pom.xml
+        bom-path: java/bom/pom.xml
     - name: Clean up
       run: |
         sudo rm -rf _build
-        sudo rm -rf generatedPoms
-        sudo rm -rf testMaven