Do not send empty lists to the DLQ when all items share the same retryable failure #9113

	# This workflow will build a Java project with Gradle
	# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-gradle

	name: Gradle Build

	on:
	push:
	pull_request:
	workflow_dispatch:

	jobs:
	build:
	strategy:
	matrix:
	java: [11, 17, 21]
	fail-fast: false

	runs-on: ubuntu-latest

	steps:
	- name: Set up JDK ${{ matrix.java }}
	uses: actions/setup-java@v1
	with:
	java-version: ${{ matrix.java }}
	- name: Checkout Data Prepper
	uses: actions/checkout@v2
	- name: Build with Gradle
	run: ./gradlew --parallel build
	- name: Upload Unit Test Results
	if: always()
	uses: actions/upload-artifact@v3
	with:
	name: data-prepper-test-results-java-${{ matrix.java }}
	path: '/test-results//*.xml'
	- name: Upload Coverage Report
	uses: codecov/codecov-action@v1
	- name: Generate Javadocs
	run: ./gradlew --parallel javadoc

	publish-test-results:
	name: "Publish Unit Tests Results"
	needs: build
	runs-on: ubuntu-latest
	if: always()

	steps:
	- name: Download Artifacts
	uses: actions/download-artifact@v3
	with:
	path: test-results

	- name: Publish Unit Test Results
	uses: EnricoMi/publish-unit-test-result-action@v1
	with:
	files: "test-results/*/.xml"

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