io.bitsensor.plugins.shaded.org.springframework.amqp.rabbit.config.HeadersExchangeParser Maven / Gradle / Ivy
The newest version!
/*
* Copyright 2002-2014 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 io.bitsensor.plugins.shaded.io.bitsensor.plugins.shaded.org.springframework.amqp.rabbit.config;
import org.w3c.dom.Element;
import io.bitsensor.plugins.shaded.io.bitsensor.plugins.shaded.org.springframework.amqp.core.HeadersExchange;
import io.bitsensor.plugins.shaded.org.springframework.beans.factory.config.TypedStringValue;
import io.bitsensor.plugins.shaded.org.springframework.beans.factory.support.BeanDefinitionBuilder;
import io.bitsensor.plugins.shaded.org.springframework.beans.factory.support.ManagedMap;
import io.bitsensor.plugins.shaded.org.springframework.beans.factory.xml.ParserContext;
import io.bitsensor.plugins.shaded.org.springframework.util.StringUtils;
import io.bitsensor.plugins.shaded.org.springframework.util.xml.DomUtils;
/**
* @author Dave Syer
* @author Gary Russell
* @author Artem Bilan
*
*/
public class HeadersExchangeParser extends AbstractExchangeParser {
@Override
protected Class getBeanClass(Element element) {
return HeadersExchange.class;
}
@Override
protected BeanDefinitionBuilder parseBinding(String exchangeName, Element binding, ParserContext parserContext) {
BeanDefinitionBuilder builder = BeanDefinitionBuilder.genericBeanDefinition(BindingFactoryBean.class);
Element argumentsElement = DomUtils.getChildElementByTagName(binding, BINDING_ARGUMENTS);
String key = binding.getAttribute("key");
String value = binding.getAttribute("value");
boolean hasKey = StringUtils.hasText(key);
boolean hasValue = StringUtils.hasText(value);
if (argumentsElement != null && (hasKey || hasValue)) {
parserContext.getReaderContext()
.error("'binding-arguments' sub-element and 'key/value' attributes are mutually exclusive.", binding);
}
parseDestination(binding, parserContext, builder);
if (hasKey ^ hasValue) {
parserContext.getReaderContext().error("Both 'key/value' attributes have to be declared.", binding);
}
if (argumentsElement == null) {
if (!hasKey & !hasValue) {
parserContext.getReaderContext()
.error("At least one of 'binding-arguments' sub-element or 'key/value' attributes pair have to be declared.", binding);
}
ManagedMap map = new ManagedMap();
map.put(new TypedStringValue(key), new TypedStringValue(value));
builder.addPropertyValue("arguments", map);
}
builder.addPropertyValue("exchange", new TypedStringValue(exchangeName));
return builder;
}
}