2 * Copyright 2001-2010 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 * ChainingCredentialResolver.cpp
20 * CredentialResolver with chaining capability.
25 #include "XMLToolingConfig.h"
26 #include "security/CredentialResolver.h"
28 #include "util/XMLHelper.h"
31 #include <xercesc/util/XMLUniDefs.hpp>
33 using namespace xmltooling::logging;
34 using namespace xmltooling;
37 using xercesc::DOMElement;
39 namespace xmltooling {
40 class XMLTOOL_DLLLOCAL ChainingCredentialResolver : public CredentialResolver
43 ChainingCredentialResolver(const DOMElement* e);
44 virtual ~ChainingCredentialResolver() {
45 for_each(m_resolvers.begin(), m_resolvers.end(), xmltooling::cleanup<CredentialResolver>());
49 for_each(m_resolvers.begin(), m_resolvers.end(), mem_fun(&Lockable::lock));
53 for_each(m_resolvers.begin(), m_resolvers.end(), mem_fun(&Lockable::unlock));
56 const Credential* resolve(const CredentialCriteria* criteria=nullptr) const {
57 const Credential* cred = nullptr;
58 for (vector<CredentialResolver*>::const_iterator cr = m_resolvers.begin(); !cred && cr!=m_resolvers.end(); ++cr)
59 cred = (*cr)->resolve(criteria);
63 virtual vector<const Credential*>::size_type resolve(
64 vector<const Credential*>& results, const CredentialCriteria* criteria=nullptr
66 for (vector<CredentialResolver*>::const_iterator cr = m_resolvers.begin(); cr!=m_resolvers.end(); ++cr)
67 (*cr)->resolve(results, criteria);
68 return results.size();
72 vector<CredentialResolver*> m_resolvers;
75 CredentialResolver* XMLTOOL_DLLLOCAL ChainingCredentialResolverFactory(const DOMElement* const & e)
77 return new ChainingCredentialResolver(e);
80 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);
81 static const XMLCh _type[] = UNICODE_LITERAL_4(t,y,p,e);
84 ChainingCredentialResolver::ChainingCredentialResolver(const DOMElement* e)
86 XMLToolingConfig& conf = XMLToolingConfig::getConfig();
87 Category& log=Category::getInstance(XMLTOOLING_LOGCAT".CredentialResolver."CHAINING_CREDENTIAL_RESOLVER);
89 // Load up the chain of resolvers.
90 e = e ? XMLHelper::getFirstChildElement(e, _CredentialResolver) : nullptr;
92 auto_ptr_char type(e->getAttributeNS(nullptr,_type));
93 if (type.get() && *(type.get())) {
94 log.info("building CredentialResolver of type %s", type.get());
96 m_resolvers.push_back(conf.CredentialResolverManager.newPlugin(type.get(),e));
98 catch (exception& ex) {
99 log.error("caught exception processing embedded CredentialResolver element: %s", ex.what());
102 e = XMLHelper::getNextSiblingElement(e, _CredentialResolver);