RenderableTransformer.java

/*
 * Copyright 2012 astamuse company,Ltd.
 * 
 * Licensed 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 com.astamuse.asta4d.render.transformer;

import org.jsoup.nodes.Element;

import com.astamuse.asta4d.render.Renderable;
import com.astamuse.asta4d.render.Renderer;

public class RenderableTransformer extends Transformer<Renderable> {

    public RenderableTransformer(Renderable content) {
        super(content);
    }

    @Override
    protected Element transform(Element elem, Renderable content) {
        Renderer render = content.render();
        if (render == null) {
            throw new NullPointerException();
        }
        RendererTransformer delegatedTransformer = new RendererTransformer(render);
        return delegatedTransformer.invoke(elem);
    }

}