rule | Apache Ivy™ Documentation

# rule Tag: rule Defines a new namespace rule. A rule defines a translation between system namespace and the defined namespace, and vice versa. See the namespace doc for details. ## Child elements
Element | Description | Cardinality
--- | --- | ---
fromsystem | defines the translation to apply from the system namespace to the defined namespace | 1
tosystem | defines the translation to apply from the defined namespace to the system namespace | 1