Added CI configs.

.circleci/config.yml

@@ -0,0 +1,56 @@
+defaults: &defaults
+  working_directory: ~/repo
+  environment:
+    JVM_OPTS: -Xmx3200m
+    TERM: dumb
+    CI: true
+
+defaults_gradle: &defaults_gradle
+  steps:
+    - checkout
+    - restore_cache:
+        keys:
+          - gradle-dependencies-{{ checksum "build.gradle" }}
+          # fallback to using the latest cache if no exact match is found
+          - gradle-dependencies-
+    - run:
+        name: Gradle Dependencies
+        command: ./gradlew dependencies
+    - save_cache:
+        paths: ~/.m2
+        key: gradle-dependencies-{{ checksum "build.gradle" }}
+    - run:
+        name: Run All Checks
+        command: ./gradlew check
+    - store_artifacts:
+        path: build/reports/
+        destination: reports
+    - store_test_results:
+        path: build/reports/
+
+version: 2.0
+
+jobs:
+  build_gradle_jdk12:
+    <<: *defaults
+
+    docker:
+      - image: circleci/openjdk:12-jdk
+
+    <<: *defaults_gradle
+
+  build_gradle_jdk8:
+    <<: *defaults
+
+    docker:
+      - image: circleci/openjdk:8-jdk
+
+    <<: *defaults_gradle
+
+workflows:
+  version: 2
+  gradle:
+        jobs:
+        - build_gradle_jdk8
+        - build_gradle_jdk12
+

.travis.yml

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+language: java
+dist: trusty
+
+env:
+  global:
+    - CI=true
+
+install:
+  - git fetch --unshallow --tags
+
+addons:
+  sonarcloud:
+    organization: "ethauvin-github"
+
+jdk:
+  - oraclejdk8
+  - openjdk12
+
+before_install:
+  - chmod +x gradlew
+
+after_success:
+  - |
+      if [ "${TRAVIS_TEST_RESULT}" == 0 ] && [ "$TRAVIS_JDK_VERSION" == oraclejdk8 ]; then
+        ./gradlew sonarqube
+      fi