empire-db-jsf2/src/main/java/org/apache/empire/jsf2/utils/TagEncodingHelperFactory.java

/*
 * 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.
 */
package org.apache.empire.jsf2.utils;

import javax.faces.component.UIOutput;

public abstract class TagEncodingHelperFactory
{
    /**
     * DefaultTagEncodingHelperFactory
     * Factory creating instances of TagEncodingHelper
     * @author doebele
     */
    private static class DefaultTagEncodingHelperFactory extends TagEncodingHelperFactory
    {
        @Override
        protected TagEncodingHelper newInstance(UIOutput component, String cssStyleClass)
        {
            return new TagEncodingHelper(component, cssStyleClass);
        }
    }
    
    private static TagEncodingHelperFactory factory = new DefaultTagEncodingHelperFactory();
    
    public static TagEncodingHelperFactory setFactory(TagEncodingHelperFactory newFactory)
    {
        TagEncodingHelperFactory previous = factory;
        factory = newFactory;
        return previous;
    }
    
    public static TagEncodingHelper create(UIOutput component, String cssStyleClass)
    {
        return factory.newInstance(component, cssStyleClass);
    }
    
    protected abstract TagEncodingHelper newInstance(UIOutput component, String cssStyleClass);
}