homelab/roles/minecraft/tasks/java.yml

- name: Install GPG
  apt:
    name: gpg
    state: present

- name: Add AdoptOpenJDK's signing key
  apt_key:
    id: 8ED17AF5D7E675EB3EE3BCE98AC3B29174885C03
    url: https://adoptopenjdk.jfrog.io/adoptopenjdk/api/gpg/key/public

- name: Install AdoptOpenJDK repository
  apt_repository:
    repo: deb https://adoptopenjdk.jfrog.io/adoptopenjdk/deb/ buster main
    mode: 0644
    state: present

- name: Install Java
  apt:
    name: "adoptopenjdk-{{ item.java.version }}-hotspot"
    state: present
  when: item.java.version is defined
  loop: "{{ minecraft }}"

- name: "Install default Java, version {{ minecraft_java }}"
  apt:
    name: "{{ minecraft_java_pkg }}"
    state: present
  when: item.java.version is not defined
  loop: "{{ minecraft }}"
  register: minecraft_java_default

- name: "Activate default Java, version {{ minecraft_java }}"
  alternatives:
    name: java
    path: "/usr/lib/jvm/{{ minecraft_java_pkg }}-amd64/bin/java"
  when: minecraft_java_default.changed