--- /dev/null
+/*
+ * Copyright 2001-2007 Internet2
+ *
+ * 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.
+ */
+
+/**
+ * ChainingCredentialResolver.cpp
+ *
+ * CredentialResolver with chaining capability.
+ */
+
+#include "internal.h"
+#include "XMLToolingConfig.h"
+#include "security/CredentialResolver.h"
+#include "util/NDC.h"
+#include "util/XMLHelper.h"
+
+#include <log4cpp/Category.hh>
+#include <xercesc/util/XMLUniDefs.hpp>
+
+using namespace xmltooling;
+using namespace log4cpp;
+using namespace std;
+
+namespace xmltooling {
+ class XMLTOOL_DLLLOCAL ChainingCredentialResolver : public CredentialResolver
+ {
+ public:
+ ChainingCredentialResolver(const DOMElement* e);
+ virtual ~ChainingCredentialResolver() {
+ for_each(m_resolvers.begin(), m_resolvers.end(), xmltooling::cleanup<CredentialResolver>());
+ }
+
+ Lockable* lock() {
+ for_each(m_resolvers.begin(), m_resolvers.end(), mem_fun(&CredentialResolver::lock));
+ return this;
+ }
+ void unlock() {
+ for_each(m_resolvers.begin(), m_resolvers.end(), mem_fun(&CredentialResolver::unlock));
+ }
+
+ const Credential* resolve(const CredentialCriteria* criteria=NULL) const {
+ const Credential* cred = NULL;
+ for (vector<CredentialResolver*>::const_iterator cr = m_resolvers.begin(); !cred && cr!=m_resolvers.end(); ++cr)
+ cred = (*cr)->resolve(criteria);
+ return cred;
+ }
+
+ virtual vector<const Credential*>::size_type resolve(
+ vector<const Credential*>& results, const CredentialCriteria* criteria=NULL
+ ) const {
+ for (vector<CredentialResolver*>::const_iterator cr = m_resolvers.begin(); cr!=m_resolvers.end(); ++cr)
+ (*cr)->resolve(results, criteria);
+ return results.size();
+ }
+
+ private:
+ vector<CredentialResolver*> m_resolvers;
+ };
+
+ CredentialResolver* XMLTOOL_DLLLOCAL ChainingCredentialResolverFactory(const DOMElement* const & e)
+ {
+ return new ChainingCredentialResolver(e);
+ }
+
+ static const XMLCh _CredentialResolver[] = UNICODE_LITERAL_18(C,r,e,d,e,n,t,i,a,l,R,e,s,o,l,v,e,r);
+ static const XMLCh _type[] = UNICODE_LITERAL_4(t,y,p,e);
+};
+
+ChainingCredentialResolver::ChainingCredentialResolver(const DOMElement* e)
+{
+#ifdef _DEBUG
+ NDC ndc("ChainingCredentialResolver");
+#endif
+
+ XMLToolingConfig& conf = XMLToolingConfig::getConfig();
+
+ // Load up the chain of resolvers.
+ e = e ? XMLHelper::getFirstChildElement(e, _CredentialResolver) : NULL;
+ while (e) {
+ auto_ptr_char type(e->getAttributeNS(NULL,_type));
+ if (type.get() && *(type.get())) {
+ try {
+ m_resolvers.push_back(conf.CredentialResolverManager.newPlugin(type.get(),e));
+ }
+ catch (exception& ex) {
+ Category::getInstance(XMLTOOLING_LOGCAT".CredentialResolver").error(
+ "caught exception processing embedded CredentialResolver element: %s", ex.what()
+ );
+ }
+ }
+ e = XMLHelper::getNextSiblingElement(e, _CredentialResolver);
+ }
+}