/*
* Copyright 2016 the original author or authors.
*
* 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 org.springframework.integration.http.config;
import java.util.Collections;
import java.util.Map;
import org.w3c.dom.Element;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.xml.BeanDefinitionParser;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.core.type.StandardAnnotationMetadata;
import org.springframework.integration.http.support.HttpContextUtils;
/**
* The {@link BeanDefinitionParser} for the {@code <int-http:graph-controller>} component.
* @author Artem Bilan
*
* @since 4.3
*/
public class IntegrationGraphControllerParser implements BeanDefinitionParser {
private final IntegrationGraphControllerRegistrar graphControllerRegistrar =
new IntegrationGraphControllerRegistrar();
@Override
public BeanDefinition parse(final Element element, ParserContext parserContext) {
if (HttpContextUtils.SERVLET_PRESENT) {
this.graphControllerRegistrar.registerBeanDefinitions(
new StandardAnnotationMetadata(IntegrationGraphControllerParser.class) {
@Override
public Map<String, Object> getAnnotationAttributes(String annotationType) {
return Collections.<String, Object>singletonMap("value", element.getAttribute("path"));
}
}, parserContext.getRegistry());
}
else {
parserContext.getReaderContext().warning("The 'IntegrationGraphController' isn't registered " +
"with the application context because" +
" there is no 'org.springframework.web.servlet.DispatcherServlet' in the classpath.", element);
}
return null;
}
}