Only install unzip if directories do not exist

common_unzip_tasks_main.yml

---
- block:
  - name: test files exist
    stat:
      path: "{{ item }}"
    register: directory_exists
    changed_when: directory_exists.stat.exists == false
    with_items: "{{ target_directories }}"

  - name: install unzip
    package:
      name: unzip
      state: present
    when: directory_exists.changed

  - debug: msg="unzip will be removed at the end of play"
    notify: remove unzip
    changed_when: directory_exists.changed
...

java_meta_main.yml

---
dependencies:
  - unzip:
    role: common/unzip
    target_directories:
      - "/usr/java/{{ java.server_dir }}"
      - "/usr/java/{{ java.server_dir }}/jre/lib/security"
...