2 * Copyright 2001-2006 Internet2
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 * XMLMetadataProvider.cpp
20 * Supplies metadata from an XML file
24 #include "saml2/metadata/Metadata.h"
25 #include "saml2/metadata/AbstractMetadataProvider.h"
27 #include <log4cpp/Category.hh>
28 #include <xmltooling/util/NDC.h>
29 #include <xmltooling/util/ReloadableXMLFile.h>
30 #include <xmltooling/util/XMLConstants.h>
32 using namespace opensaml::saml2md;
33 using namespace xmltooling;
34 using namespace log4cpp;
37 #if defined (_MSC_VER)
38 #pragma warning( push )
39 #pragma warning( disable : 4250 )
45 class SAML_DLLLOCAL XMLMetadataProvider : public AbstractMetadataProvider, public ReloadableXMLFile
48 XMLMetadataProvider(const DOMElement* e) : AbstractMetadataProvider(e), ReloadableXMLFile(e), m_object(NULL) {}
49 virtual ~XMLMetadataProvider() {
54 load(); // guarantees an exception or the metadata is loaded
57 pair<bool,DOMElement*> load();
59 const XMLObject* getMetadata() const {
69 MetadataProvider* SAML_DLLLOCAL XMLMetadataProviderFactory(const DOMElement* const & e)
71 return new XMLMetadataProvider(e);
77 #if defined (_MSC_VER)
78 #pragma warning( pop )
81 pair<bool,DOMElement*> XMLMetadataProvider::load()
88 // Load from source using base class.
89 pair<bool,DOMElement*> raw = ReloadableXMLFile::load();
91 // If we own it, wrap it for now.
92 XercesJanitor<DOMDocument> docjanitor(raw.first ? raw.second->getOwnerDocument() : NULL);
94 // Unmarshall objects, binding the document.
95 XMLObject* xmlObject=XMLObjectBuilder::buildOneFromElement(raw.second, true);
98 // Preprocess the metadata.
99 auto_ptr<XMLObject> xmlObjectPtr(xmlObject);
100 doFilters(*xmlObject);
101 xmlObjectPtr->releaseThisAndChildrenDOM();
102 xmlObjectPtr->setDocument(NULL);
105 bool changed = m_object!=NULL;
107 m_object = xmlObjectPtr.release();
111 return make_pair(false,(DOMElement*)NULL);
113 catch (XMLToolingException& e) {
114 Category::getInstance(SAML_LOGCAT".Metadata").error("error while loading metadata: %s", e.what());
119 void XMLMetadataProvider::index()
121 clearDescriptorIndex();
122 EntitiesDescriptor* group=dynamic_cast<EntitiesDescriptor*>(m_object);
124 AbstractMetadataProvider::index(group, SAMLTIME_MAX);
127 EntityDescriptor* site=dynamic_cast<EntityDescriptor*>(m_object);
128 AbstractMetadataProvider::index(site, SAMLTIME_MAX);