/***
* Copyright (c) 2009 Caelum - www.caelum.com.br/opensource
* All rights reserved.
*
* 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 br.com.caelum.vraptor.http;
import javax.servlet.ServletContext;
import br.com.caelum.vraptor.config.BasicConfiguration;
import br.com.caelum.vraptor.ioc.ApplicationScoped;
import br.com.caelum.vraptor.ioc.ComponentFactory;
/**
* Create an instance for {@link EncodingHandler}. If {@link BasicConfiguration#ENCODING} is defined into web.xml,
* the {@link WebXmlEncodingHandler} instance is created, otherwise {@link NullEncodingHandler} is created.
*
* @author Lucas Cavalcanti
*/
@ApplicationScoped
public class EncodingHandlerFactory implements ComponentFactory<EncodingHandler> {
private final EncodingHandler handler;
public EncodingHandlerFactory(ServletContext context) {
String encoding = new BasicConfiguration(context).getEncoding();
this.handler = (encoding == null) ? new NullEncodingHandler() : new WebXmlEncodingHandler(encoding);
}
public EncodingHandler getInstance() {
return handler;
}
}