ansible_setup/tasks/java-setup.yml

- apt:
    name: [ "openjdk-17-jdk", "openjdk-17-jre", "maven" ]
  become: true
  name: Install OpenJDK 17 and maven
  tags:
    - install
    - productivity
    - java

- name: Get Java java alternative
  register: javaversion
  shell: "update-alternatives --list java |grep -m1 '^/.*/java-17-openjdk.*/java$'"
  tags:
    - install
    - productivity
    - java

- name: Set java version
  shell: "update-alternatives --set java {{javaversion.stdout }}"
  tags:
    - install
    - productivity
    - java
  when: javaversion is defined

- become: true
  become_user: "{{my_user}}"
  name: Get JAVA_HOME for current version
  register: javahome
  shell: 'dirname $(dirname $(readlink -f $(which javac)))'
  tags:
    - install
    - productivity
    - java

- ansible.builtin.lineinfile:
    line: export JAVA_HOME={{ javahome.stdout }}
    path:  ~/.bashrc
    regexp: '^\s*export *JAVA_HOME=.*$'
  become: true
  become_user: "{{my_user}}"
  name: Set JAVA_HOME
  tags:
    - install
    - productivity
    - java
  when: javahome is defined
# JAVA_HOME="/usr/lib/jvm/java-11-openjdk-amd64"