add new workflow for yaml blueprint to java template

update script name

update workflow

debug

fix step names

checkout branch

try again

more debug

update to fetch and checkout

add permissions

add token

fix names etc

Author: derrickaw

.github/workflows/yaml_blueprint_to_java_template.yml

@@ -0,0 +1,75 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# This workflow generates or modifies Java template files based on changes
+# to YAML files in a pull request.
+
+name: YAML to Java Template Generation or Modification
+
+on:
+  pull_request:
+    paths:
+      - 'yaml/src/main/yaml/*.yaml'
+
+permissions: write-all
+
+jobs:
+  job-generate-templates:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/[email protected]
+        with:
+          fetch-depth: 0
+
+      - name: Set up Python
+        uses: actions/setup-python@v6
+        with:
+          python-version: '3.11'
+
+      - name: Install dependencies
+        run: pip install pyyaml
+
+      - name: Find changed YAML files
+        id: yaml-files
+        run: |
+          echo "Finding changed YAML files at 'yaml/src/main/yaml/'"
+          FILES=$(find yaml/src/main/yaml -name '*.yaml' | tr '\n' ' ')
+          echo "files found: $FILES"
+          echo "files=$FILES" >> $GITHUB_OUTPUT
+
+      - name: Generate Java Templates
+        if: steps.yaml-files.outputs.files
+        run: |
+          echo "Processing YAML files: ${{ steps.yaml-files.outputs.files }}"
+          for file in ${{ steps.yaml-files.outputs.files }}; do
+            python yaml/scripts/generate_yaml_java_templates.py "$file"
+          done
+
+      - name: Fetch and Checkout PR Branch
+        run: |
+          git fetch origin refs/pull/${{ github.event.number }}/head:${{ github.head_ref }}
+          git checkout ${{ github.head_ref }}
+          
+      - name: Commit and push changes
+        uses: stefanzweifel/git-auto-commit-action@v4
+        with:
+          commit_message: "chore(templates): Autogenerate/modify Java templates from YAML"
+          branch: ${{ github.head_ref }}
+          token: ${{ secrets.GITHUB_TOKEN }}
+
+
+
+