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Tomcat example source code file (

This example Tomcat source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Tomcat tags/keywords

rulesetbase, rulesetbase, string, string, tldruleset, tldruleset

The Tomcat source code

 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.

package org.apache.catalina.startup;

import org.apache.tomcat.util.digester.Digester;
import org.apache.tomcat.util.digester.RuleSetBase;

 * <p>RuleSet for processing the contents of a tag library
 * descriptor resource.</p>
 * @author Craig R. McClanahan
 * @version $Revision: 467222 $ $Date: 2006-10-24 05:17:11 +0200 (mar., 24 oct. 2006) $

public class TldRuleSet extends RuleSetBase {

    // ----------------------------------------------------- Instance Variables

     * The matching pattern prefix to use for recognizing our elements.
    protected String prefix = null;

    // ------------------------------------------------------------ Constructor

     * Construct an instance of this <code>RuleSet with the default
     * matching pattern prefix.
    public TldRuleSet() {



     * Construct an instance of this <code>RuleSet with the specified
     * matching pattern prefix.
     * @param prefix Prefix for matching pattern rules (including the
     *  trailing slash character)
    public TldRuleSet(String prefix) {

        this.namespaceURI = null;
        this.prefix = prefix;


    // --------------------------------------------------------- Public Methods

     * <p>Add the set of Rule instances defined in this RuleSet to the
     * specified <code>Digester instance, associating them with
     * our namespace URI (if any).  This method should only be called
     * by a Digester instance.</p>
     * @param digester Digester instance to which the new Rule instances
     *  should be added.
    public void addRuleInstances(Digester digester) {

        digester.addCallMethod(prefix + "taglib/listener/listener-class",
                               "addApplicationListener", 0);



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