/*
* 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 java.util.concurrent.Future;
import org.jsoup.nodes.Element;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.astamuse.asta4d.render.ElementSetter;
import com.astamuse.asta4d.render.Renderer;
import com.astamuse.asta4d.render.TextSetter;
import com.astamuse.asta4d.util.Asta4DWarningException;
public class TransformerFactory {
private final static Logger logger = LoggerFactory.getLogger(TransformerFactory.class);
public final static Transformer<?> generateTransformer(Object action) {
Transformer<?> transformer;
if (action instanceof String) {
transformer = new ElementSetterTransformer(new TextSetter(action.toString()));
} else if (action instanceof ElementSetter) {
transformer = new ElementSetterTransformer((ElementSetter) action);
} else if (action instanceof Renderer) {
transformer = new RendererTransformer((Renderer) action);
} else if (action instanceof Future) {
transformer = new FutureTransformer((Future<?>) action);
} else if (action instanceof Element) {
transformer = new ElementTransformer((Element) action);
} else {
String msg = "Unsupported type found in transformer generation:" + action.getClass().getName();
Asta4DWarningException awe = new Asta4DWarningException(msg);
logger.warn(msg, awe);
transformer = new ElementSetterTransformer(new TextSetter(action.toString()));
}
return transformer;
}
}