.travis.yml

language: android
dist: trusty # For oracleJDK fail errors, as per advice from https://travis-ci.community/t/error-installing-oraclejdk8-expected-feature-release-number-in-range-of-9-to-14-but-got-8/3766/6

android:
  components:
    # Uncomment the lines below if you want to
    # use the latest revision of Android SDK Tools
    - tools
    - platform-tools

    # The BuildTools version used by your project
    - build-tools-29.0.2

    # The SDK version used to compile your project
    - android-29

    
jdk:
  - oraclejdk8

before_install:
 - chmod +x gradlew

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/.gradle/wrapper/
    - $HOME/.android/build-cache