Add SonarQube analysis on sonarcloud.io

Author: racodond

.travis.yml

@@ -1,12 +1,18 @@
+dist: trusty
+sudo: required
+
 language: java
 
 jdk:
   - oraclejdk8
 
 addons:
-  apt:
-    packages:
-      - oracle-java8-installer
+  sonarqube:
+    organization: racodond-github
+    token:
+      secure: ...
+    github_token:
+      secure: ...
 
 env:
   global:
@@ -20,5 +26,6 @@ env:
 cache:
   directories:
     - '$HOME/.m2/repository'
+    - '$HOME/.sonar/cache'
 
 script: ./travis.sh

travis.sh

@@ -4,6 +4,18 @@ set -euo pipefail
 
 mvn -B clean install
 
+if [ "$TRAVIS_PULL_REQUEST" != "false" ] && [ "$SQ_VERSION" == "LTS" ]; then
+  mvn -B sonar:sonar \
+      -Dsonar.host.url=https://sonarcloud.io \
+      -Dsonar.analysis.mode=preview \
+      -Dsonar.github.pullRequest=$TRAVIS_PULL_REQUEST \
+      -Dsonar.github.repository=$TRAVIS_REPO_SLUG \
+      -Dsonar.github.oauth=$GITHUB_TOKEN \
+      -Dsonar.login=$SONAR_TOKEN
+
+elif [ "$TRAVIS_BRANCH" == "master" ] && [ "$TRAVIS_PULL_REQUEST" == "false" ] && [ "$SQ_VERSION" == "LTS" ]; then
+  mvn -B sonar:sonar -Dsonar.host.url=https://sonarcloud.io -Dsonar.login=$SONAR_TOKEN
+fi
+
 cd its
 mvn -B clean install -Dsonar.runtimeVersion=$SQ_VERSION
-