Modified backend and frontend for handling grouping of datasets #109

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

	name: Java CI with Maven

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- name: Set up JDK 11
	uses: actions/setup-java@v2
	with:
	java-version: '11'
	distribution: 'adopt'
	- name: Cache Maven packages
	uses: actions/cache@v2
	with:
	path: ~/.m2
	key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
	restore-keys: ${{ runner.os }}-m2
	- name: Move log4j properties
	run: cp src/main/properties/log4j.properties src/test/resources/log4j.properties
	- name: Prepare gerbil_data dir
	run: \|
	mkdir -p "gerbil_data"
	curl --retry 4 -L -o "gerbil_data/gerbil_data.zip" "https://files.dice-research.org/projects/GERBIL/gerbil_data-1.2.10.zip"
	unzip "gerbil_data/gerbil_data.zip"
	mkdir -p "gerbil_data/cache"
	- name: Create keys file
	run: touch src/main/properties/gerbil_keys.properties
	- name: Compile project
	run: mvn clean compile -DskipTests=true -Dmaven.javadoc.skip=true -B -V
	- name: Run tests
	run: mvn jacoco:prepare-agent package -Dmaven.javadoc.skip=true -B jacoco:report
	- name: Upload test results to Codacy
	run: bash <(curl -Ls https://coverage.codacy.com/get.sh) report -r target/site/jacoco/jacoco.xml
	env:
	CODACY_PROJECT_TOKEN: ${{ secrets.CODACY_PROJECT_TOKEN }}

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