Laurent
I don't know if tomcat standalone can do this, however,
I would deploy tomcat with Jboss and use jboss deployer where you can choose
between different scheme.
According to jboss doc
implicit behvior is defined by:
Urlcomparator policy
Russian doll policy
Explicit behavior is defined by
Ex
There is no guarantee regarding the start order of webapps. This is
primarily due to the threaded nature of tomcat. Your best bet is to
have the dependent webapp(s) intelligently handle the case where the
first one isn't available yet. It'll make for a much more robust and
scaleable design.