Package org.apache.tomcat.util.digester

Interface Rules

All Known Implementing Classes:
RulesBase
public interface Rules
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.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    add(String pattern, Rule rule)
    Register a new Rule instance matching the specified pattern.
    void
    clear()
    Clear all existing Rule instance registrations.
    Digester
    getDigester()
     
    List<Rule>
    match(String namespaceURI, String pattern)
    Return a List of all registered Rule instances that match the specified nesting pattern, or a zero-length List if there are no matches.
    List<Rule>
    rules()
    Return a List of all registered Rule instances, or a zero-length List if there are no registered Rule instances.
    void
    setDigester(Digester digester)
    Set the Digester instance with which this Rules instance is associated.

  • Method Details

    • getDigester

      Digester getDigester()
      Returns:
      the Digester instance with which this Rules instance is associated.

    • setDigester

      void setDigester(Digester digester)
      Set the Digester instance with which this Rules instance is associated.
      Parameters:
      digester - The newly associated Digester instance

    • add

      void add(String pattern, Rule rule)
      Register a new Rule instance matching the specified pattern.
      Parameters:
      pattern - Nesting pattern to be matched for this Rule
      rule - Rule instance to be registered

    • clear

      void clear()
      Clear all existing Rule instance registrations.

    • match

      List<Rule> match(String namespaceURI, String pattern)
      Return a List of all registered Rule instances that match the specified nesting pattern, or a zero-length List if there are no matches. If more than one Rule instance matches, they must be returned in the order originally registered through the add() method.
      Parameters:
      namespaceURI - Namespace URI for which to select matching rules, or null to match regardless of namespace URI
      pattern - Nesting pattern to be matched
      Returns:
      a rules list

    • rules

      List<Rule> rules()
      Return a List of all registered Rule instances, or a zero-length List if there are no registered Rule instances. If more than one Rule instance has been registered, they must be returned in the order originally registered through the add() method.
      Returns:
      a rules list