There can be defined conditions, for which a The change to the next panel in during the installation wizard is allowedcan be controlled using
This can be achieved by a nested definition into in the panel definition od in the installer descriptor:
<panels> ... <panel classname="TargetPanel"> <validator classname="com.izforge.izpack.installer.validator.ConditionValidator"/> </panel> ... </panels>
There can be used built Built-in validators or user-defined data validators can be used.
There can be any number of validators nested in a <panel> definition. All of the validators with a
condition that evaluates to true, must validate successfully to allow a final success.
<validator> tag takes the following attributes:
Fully qualified classname of an Validator implementation.
This can be a built-in validator or one from additional libraries in the <jar> tag.
|Condition for applying this validator. If this condition evaluates false, the according validator is ignored||String||no|