/*
* 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.resource.loader.impl;
import static com.alibaba.citrus.springext.util.DomUtil.*;
import static com.alibaba.citrus.springext.util.SpringExtUtil.*;
import static com.alibaba.citrus.util.ObjectUtil.*;
import static com.alibaba.citrus.util.StringUtil.*;
import java.io.IOException;
import java.net.URL;
import java.util.List;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.ParserContext;
import org.w3c.dom.Element;
import com.alibaba.citrus.service.resource.loader.FileResourceLoader;
import com.alibaba.citrus.service.resource.loader.FileResourceLoader.SearchPath;
import com.alibaba.citrus.springext.support.parser.AbstractSingleBeanDefinitionParser;
import com.alibaba.citrus.springext.util.DomUtil.ElementSelector;
/**
* ��������file-loader��
*
* @author Michael Zhou
*/
public class FileResourceLoaderDefinitionParser extends AbstractSingleBeanDefinitionParser<FileResourceLoader> {
@Override
protected void doParse(Element element, ParserContext parserContext, BeanDefinitionBuilder builder) {
attributesToProperties(element, builder, "basedir");
URL configFileURL;
try {
configFileURL = parserContext.getReaderContext().getResource().getURL();
} catch (IOException e) {
configFileURL = null;
}
if (configFileURL != null) {
builder.addPropertyValue("configFileURL", configFileURL);
}
ElementSelector pathSelector = and(sameNs(element), name("path"));
List<Object> paths = createManagedList(element, parserContext);
for (Element subElement : subElements(element, pathSelector)) {
paths.add(parsePath(subElement, parserContext));
}
builder.addPropertyValue("paths", paths);
}
private BeanDefinition parsePath(Element element, ParserContext parserContext) {
BeanDefinitionBuilder builder = BeanDefinitionBuilder.genericBeanDefinition(SearchPath.class);
String type = defaultIfNull(trimToNull(element.getAttribute("type")), "relative");
String path = trimToEmpty(element.getTextContent());
builder.addConstructorArgValue(path);
builder.addConstructorArgValue("relative".equals(type));
return builder.getBeanDefinition();
}
}