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1   /*
2    * Licensed to the University Corporation for Advanced Internet Development, 
3    * Inc. (UCAID) under one or more contributor license agreements.  See the 
4    * NOTICE file distributed with this work for additional information regarding
5    * copyright ownership. The UCAID licenses this file to You under the Apache 
6    * License, Version 2.0 (the "License"); you may not use this file except in 
7    * compliance with the License.  You may obtain a copy of the License at
8    *
9    *    http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package edu.internet2.middleware.shibboleth.common.config.resource;
19  
20  import java.util.List;
21  
22  import javax.xml.namespace.QName;
23  
24  import org.opensaml.util.resource.ChainingResourceFilter;
25  import org.opensaml.xml.util.XMLHelper;
26  import org.slf4j.Logger;
27  import org.slf4j.LoggerFactory;
28  import org.springframework.beans.factory.support.BeanDefinitionBuilder;
29  import org.springframework.beans.factory.xml.AbstractSingleBeanDefinitionParser;
30  import org.springframework.beans.factory.xml.ParserContext;
31  import org.w3c.dom.Element;
32  
33  import edu.internet2.middleware.shibboleth.common.config.SpringConfigurationUtils;
34  
35  /** Bean definition parser for {@link ChainingResourceFilter}s. */
36  public class ChainingResourceFilterBeanDefinitionParser extends AbstractSingleBeanDefinitionParser {
37  
38      /** Schema type. */
39      public static final QName SCHEMA_TYPE = new QName(ResourceNamespaceHandler.NAMESPACE, "Chaining");
40  
41      /** Class logger. */
42      private Logger log = LoggerFactory.getLogger(ChainingResourceFilterBeanDefinitionParser.class);
43  
44      /** {@inheritDoc} */
45      protected Class getBeanClass(Element arg0) {
46          return ChainingResourceFilter.class;
47      }
48  
49      /** {@inheritDoc} */
50      protected void doParse(Element element, ParserContext parserContext, BeanDefinitionBuilder builder) {
51          List<Element> childFilters = XMLHelper.getChildElementsByTagNameNS(element, ResourceNamespaceHandler.NAMESPACE, "ResourceFilter");
52          log.debug("Processing {} child filters.", childFilters.size());
53          builder.addConstructorArgValue(SpringConfigurationUtils.parseInnerCustomElements(childFilters, parserContext));
54      }
55  
56      /** {@inheritDoc} */
57      protected boolean shouldGenerateId() {
58          return true;
59      }
60  }