template examples about mustache freemarker velocity
{% plantuml %}
@startuml
participant "ContentManager class" as ContentManager participant "app: Application" as app participant "cm: ContentManager" as cm
app->ContentManager: getInstance(context) ContentManager->app: cm app->cm: addDownloadStateListener(this) app->cm: start()
...
app->cm: stop()
@enduml {% endplantuml %}