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package org.apache.tomcat.util.digester;
/**
* <p>Public interface defining a shorthand means of configuring a complete
* set of related <code>Rule</code> definitions, possibly associated with
* a particular namespace URI, in one operation. To use an instance of a
* class that imlements this interface:</p>
* <ul>
* <li>Create a concrete implementation of this interface.</li>
* <li>Optionally, you can configure a <code>RuleSet</code> to be relevant
* only for a particular namespace URI by configuring the value to be
* returned by <code>getNamespaceURI()</code>.</li>
* <li>As you are configuring your Digester instance, call
* <code>digester.addRuleSet()</code> and pass the RuleSet instance.</li>
* <li>Digester will call the <code>addRuleInstances()</code> method of
* your RuleSet to configure the necessary rules.</li>
* </ul>
*/
public interface RuleSet {
// ------------------------------------------------------------- Properties
/**
* Return the namespace URI that will be applied to all Rule instances
* created from this RuleSet.
*/
public String getNamespaceURI();
// --------------------------------------------------------- Public Methods
/**
* Add the set of Rule instances defined in this RuleSet to the
* specified <code>Digester</code> instance, associating them with
* our namespace URI (if any). This method should only be called
* by a Digester instance.
*
* @param digester Digester instance to which the new Rule instances
* should be added.
*/
public void addRuleInstances(Digester digester);
}