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feilong is a suite of core and expanded libraries that include utility classes, http, excel,cvs, io classes, and much much more.

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package com.feilong.lib.digester3.xmlrules;

/*
 * 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
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import java.util.Stack;

import com.feilong.lib.digester3.binder.LinkedRuleBuilder;
import com.feilong.lib.digester3.binder.RulesBinder;
import com.feilong.lib.digester3.binder.RulesModule;

/**
 * @since 3.0
 */
final class NameSpaceURIRulesBinder implements RulesBinder{

    // a stack is needed because of includes!!!
    private final Stack namespaceURIs = new Stack<>();

    private final RulesBinder   wrappedBinder;

    public NameSpaceURIRulesBinder(RulesBinder wrappedBinder){
        this.wrappedBinder = wrappedBinder;
    }

    /**
     * 
     * @param namespaceURI
     */
    public void addNamespaceURI(String namespaceURI){
        namespaceURIs.push(namespaceURI);
    }

    /**
     * 
     */
    public void removeNamespaceURI(){
        namespaceURIs.pop();
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public ClassLoader getContextClassLoader(){
        return wrappedBinder.getContextClassLoader();
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void addError(String messagePattern,Object...arguments){
        wrappedBinder.addError(messagePattern, arguments);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void addError(Throwable t){
        wrappedBinder.addError(t);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void install(RulesModule rulesModule){
        wrappedBinder.install(rulesModule);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public LinkedRuleBuilder forPattern(String pattern){
        return wrappedBinder.forPattern(pattern).withNamespaceURI(namespaceURIs.peek());
    }

}