diff options
Diffstat (limited to 'qpid/cpp/src')
| -rw-r--r-- | qpid/cpp/src/qpid/acl/AclTopicMatch.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/acl/AclTopicMatch.h b/qpid/cpp/src/qpid/acl/AclTopicMatch.h new file mode 100644 index 0000000000..486c229ad5 --- /dev/null +++ b/qpid/cpp/src/qpid/acl/AclTopicMatch.h @@ -0,0 +1,89 @@ +#ifndef QPID_ACL_TOPIC_MATCH_H +#define QPID_ACL_TOPIC_MATCH_H + +/* + * + * Copyright (c) 2006 The Apache Software Foundation + * + * 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. + * + */ + +#include "qpid/broker/TopicKeyNode.h" +#include "qpid/broker/TopicExchange.h" +#include "qpid/log/Statement.h" +#include "boost/shared_ptr.hpp" +#include <vector> +#include <sstream> + +namespace qpid { +namespace broker { + +// Class for executing topic exchange routing key matching rules in +// Acl code the allows or denies users publishing to an exchange. +class TopicExchange::TopicExchangeTester { + +class boundNode; + +public: + typedef std::vector<bool> BindingVec; + typedef TopicKeyNode<boundNode> TestBindingNode; + +private: + // Target class to be bound into topic key tree + class boundNode { + public: + BindingVec bindingVector; + }; + + // Acl binding trees contain only one node each. + // When the iterator sees it then the node matches the caller's spec. + class TestFinder : public TestBindingNode::TreeIterator { + public: + TestFinder(BindingVec& m) : bv(m), found(false) {}; + ~TestFinder() {}; + bool visit(TestBindingNode& /*node*/) { + assert(!found); + found = true; + return true; + } + BindingVec& bv; + bool found; + }; + +public: + TopicExchangeTester() {}; + ~TopicExchangeTester() {}; + bool addBindingKey(const std::string& bKey) { + std::string routingPattern = normalize(bKey); + boundNode *mbn = bindingTree.add(routingPattern); + if (mbn) { + // push a dummy binding to mark this node as "non-leaf" + mbn->bindingVector.push_back(true); + return true; + } + return false; + } + + bool findMatches(const std::string& rKey, BindingVec& matches) { + TestFinder testFinder(matches); + bindingTree.iterateMatch( rKey, testFinder ); + return testFinder.found; + } + +private: + TestBindingNode bindingTree; +}; +}} // namespace qpid::broker + +#endif // QPID_ACL_TOPIC_MATCH_H |
