/*
* Copyright 2010 Alibaba Group Holding Limited.
* 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 com.alibaba.citrus.service.uribroker.impl;
import static com.alibaba.citrus.springext.util.DomUtil.*;
import static com.alibaba.citrus.springext.util.SpringExtUtil.*;
import static com.alibaba.citrus.util.Assert.*;
import static com.alibaba.citrus.util.StringUtil.*;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import org.springframework.beans.factory.config.RuntimeBeanReference;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.ParserContext;
import org.w3c.dom.Element;
import com.alibaba.citrus.service.uribroker.impl.URIBrokerServiceImpl.URIBrokerInfo;
import com.alibaba.citrus.springext.ConfigurationPoint;
import com.alibaba.citrus.springext.Contribution;
import com.alibaba.citrus.springext.ContributionAware;
import com.alibaba.citrus.springext.support.parser.AbstractNamedBeanDefinitionParser;
import com.alibaba.citrus.springext.util.DomUtil.ElementSelector;
public class URIBrokerServiceDefinitionParser extends AbstractNamedBeanDefinitionParser<URIBrokerServiceImpl> implements
ContributionAware {
private ConfigurationPoint uriBrokersConfigurationPoint;
public void setContribution(Contribution contrib) {
uriBrokersConfigurationPoint = getSiblingConfigurationPoint("services/uris", contrib);
}
@Override
protected void doParse(Element element, ParserContext parserContext, BeanDefinitionBuilder builder) {
parseBeanDefinitionAttributes(element, parserContext, builder);
// injecting HttpServletRequest in constructor, required=false
addConstructorArg(builder, false, HttpServletRequest.class);
attributesToProperties(element, builder, "requestAware", "defaultCharset");
// import uris
ElementSelector importSelector = and(sameNs(element), name("import"));
List<Object> imports = createManagedList(element, parserContext);
for (Element subElement : subElements(element, importSelector)) {
String urisRef = assertNotNull(trimToNull(subElement.getAttribute("uris")), "import uris is empty");
imports.add(new RuntimeBeanReference(urisRef));
}
builder.addPropertyValue("imports", imports);
// ����URI Broker����
List<Object> brokers = createManagedList(element, parserContext);
for (Element subElement : subElements(element)) {
Object broker = parseConfigurationPointBean(subElement, uriBrokersConfigurationPoint, parserContext,
builder);
if (broker != null) {
BeanDefinitionBuilder infoBuilder = BeanDefinitionBuilder.genericBeanDefinition(URIBrokerInfo.class);
infoBuilder.addConstructorArgValue(subElement.getAttribute("id"));
infoBuilder.addConstructorArgValue(subElement.getAttribute("extends"));
infoBuilder.addConstructorArgValue(trimToNull(subElement.getAttribute("exposed")));
infoBuilder.addConstructorArgValue(broker);
brokers.add(infoBuilder.getBeanDefinition());
}
}
builder.addPropertyValue("brokers", brokers);
}
@Override
protected String getDefaultName() {
return "uriBrokerService, uris";
}
}