Add .travis.yml

.travis.yml

@@ -0,0 +1,52 @@
+# SPDX-FileCopyrightText: 2022 Paul Schaub <info@pgpainless.org>
+#
+# SPDX-License-Identifier: Apache-2.0
+
+language: java
+dist: bionic
+jdk:
+  - openjdk8
+  - openjdk11
+
+services:
+  - docker
+
+before_cache:
+  - rm -f  $HOME/.gradle/caches/modules-2/modules-2.lock
+  - rm -fr $HOME/.gradle/caches/*/plugin-resolution/
+cache:
+  directories:
+    - $HOME/.gradle/caches/
+    - $HOME/.m2
+
+before_install:
+  - export GRADLE_VERSION=6.2
+  - wget https://services.gradle.org/distributions/gradle-${GRADLE_VERSION}-all.zip
+  - unzip -q gradle-${GRADLE_VERSION}-all.zip
+  - rm gradle-${GRADLE_VERSION}-all.zip
+  - sudo mv gradle-${GRADLE_VERSION} /usr/local/bin/
+  - export PATH="/usr/local/bin/gradle-${GRADLE_VERSION}/bin:$PATH"
+  - docker pull fsfe/reuse:latest
+  - docker run -v ${TRAVIS_BUILD_DIR}:/data fsfe/reuse:latest lint
+
+install: gradle assemble --stacktrace
+
+# Run the test suite and also install the artifacts in the local maven
+# archive to additionaly test if artifact creation is
+# functional. Which hasn't always be the case in the past, see
+# 90cbcaebc7a89f4f771f733a33ac9f389df85be2
+# Also run javadocAll to ensure it works.
+script:
+  - |
+    JAVAC_MAJOR_VERSION=$(javac -version | sed -E 's/javac ([[:digit:]]+).*/\1/')
+    GRADLE_TASKS=()
+    GRADLE_TASKS+=(check)
+    if [[ ${JAVAC_MAJOR_VERSION} -ge 11 ]]; then
+      GRADLE_TASKS+=(javadocAll)
+    fi
+    gradle ${GRADLE_TASKS[@]} --stacktrace
+
+after_success:
+  - JAVAC_VERSION=$((javac -version) 2>&1)
+  # Only run jacocoRootReport in the Java 8 build
+  - if [[ "$JAVAC_VERSION" = javac\ 1.8.* ]]; then gradle jacocoRootReport coveralls; fi