/*
* Copyright 2002-2017 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.config.xml;
import org.w3c.dom.Element;
import org.springframework.beans.BeanMetadataElement;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.integration.resource.ResourceRetrievingMessageSource;
import org.springframework.integration.util.AcceptOnceCollectionFilter;
import org.springframework.util.StringUtils;
/**
* Parser for 'resource-inbound-channel-adapter'
*
* @author Oleg Zhurakousky
* @since 2.1
*/
public class ResourceInboundChannelAdapterParser extends AbstractPollingInboundChannelAdapterParser {
@Override
protected BeanMetadataElement parseSource(Element element, ParserContext parserContext) {
BeanDefinitionBuilder sourceBuilder = BeanDefinitionBuilder.genericBeanDefinition(ResourceRetrievingMessageSource.class);
sourceBuilder.addConstructorArgValue(element.getAttribute("pattern"));
IntegrationNamespaceUtils.setReferenceIfAttributeDefined(sourceBuilder, element, "pattern-resolver");
boolean hasFilter = element.hasAttribute("filter");
if (hasFilter) {
String filterValue = element.getAttribute("filter");
if (StringUtils.hasText(filterValue)) {
sourceBuilder.addPropertyReference("filter", filterValue);
}
}
else {
BeanDefinitionBuilder filterBuilder = BeanDefinitionBuilder.genericBeanDefinition(AcceptOnceCollectionFilter.class);
sourceBuilder.addPropertyValue("filter", filterBuilder.getBeanDefinition());
}
return sourceBuilder.getBeanDefinition();
}
}