While
The while tag is just another aggregation tag that allows you
to run the underlying children tags for as long as the first
conditional tag evaluates to true. Conditional tags include eq,
not,and,or,rendezvous_check,etc.
Children Tags
Usage Examples
Example #1
<while>
<not>
<rendezvous_check id="myrendezvous1" />
</not>
</while>
Example #2
<while>
<neq op1="${flag}" op2="false" />
</while>