ansible-roles/smartgears/gcubeapp-setup/templates/gcube-app.xml.j2

<application mode="online">

        <name>{{ item.1.webapp_name }}</name>
        <group>{{ item.1.webapp_group }}</group>
        <version>{{ item.1.version }}</version>
{% if item.1.description is defined %}
        <description location="{{ item.1.description }}"/>
{% endif %}
{% if item.1.persistence_location is defined %}
        <persistence location="{{ item.1.persistence_location }}"/>
{% endif %}
{% if item.1.exclude_handlers is defined %}
{% for eh in item.1.exclude_handlers %}
        <exclude {{ eh }}</exclude>
{% endfor %}
{% endif %}        

</application>