| Name | Package | Description |
| DigesterRulesSource | org.apache.commons.digester.xmlrules | Interface for classes that initialize a Digester Rules object with
Digester Rules. |
| InitializableRule | org.apache.commons.digester.plugins | Defines an interface that a Rule class can implement if it wishes to get an
initialisation callback after the rule has been added to the set of Rules
within a PluginRules instance. |
| ObjectCreationFactory | org.apache.commons.digester | Interface for use with FactoryCreateRule . |
| Rules | org.apache.commons.digester | Public interface defining a collection of Rule instances (and corresponding
matching patterns) plus an implementation of a matching policy that selects
the rules that match a particular pattern of nested elements discovered
during parsing. |
| RuleSet | org.apache.commons.digester | Public interface defining a shorthand means of configuring a complete
set of related Rule definitions, possibly associated with
a particular namespace URI, in one operation. |
| VariableExpander | org.apache.commons.digester.substitution | An Interface describing a class capable of expanding strings which
may contain variable references. |