diff options
Diffstat (limited to 'cpp/src/qpid/broker/DirectExchange.cpp')
-rw-r--r-- | cpp/src/qpid/broker/DirectExchange.cpp | 194 |
1 files changed, 0 insertions, 194 deletions
diff --git a/cpp/src/qpid/broker/DirectExchange.cpp b/cpp/src/qpid/broker/DirectExchange.cpp deleted file mode 100644 index 060f80f60d..0000000000 --- a/cpp/src/qpid/broker/DirectExchange.cpp +++ /dev/null @@ -1,194 +0,0 @@ -/* - * - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you 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/log/Statement.h" -#include "qpid/broker/FedOps.h" -#include "qpid/broker/Queue.h" -#include "qpid/broker/DirectExchange.h" -#include <iostream> - -using namespace qpid::broker; -using namespace qpid::framing; -using namespace qpid::sys; -using qpid::management::Manageable; -namespace _qmf = qmf::org::apache::qpid::broker; - -namespace -{ - const std::string qpidExclusiveBinding("qpid.exclusive-binding"); -} - -DirectExchange::DirectExchange(const string& _name, Manageable* _parent, Broker* b) : Exchange(_name, _parent, b) -{ - if (mgmtExchange != 0) - mgmtExchange->set_type(typeName); -} - -DirectExchange::DirectExchange(const string& _name, bool _durable, - const FieldTable& _args, Manageable* _parent, Broker* b) : - Exchange(_name, _durable, _args, _parent, b) -{ - if (mgmtExchange != 0) - mgmtExchange->set_type(typeName); -} - -bool DirectExchange::bind(Queue::shared_ptr queue, const string& routingKey, const FieldTable* args) -{ - string fedOp(fedOpBind); - string fedTags; - string fedOrigin; - bool exclusiveBinding = false; - if (args) { - fedOp = args->getAsString(qpidFedOp); - fedTags = args->getAsString(qpidFedTags); - fedOrigin = args->getAsString(qpidFedOrigin); - exclusiveBinding = args->get(qpidExclusiveBinding); // only direct exchanges take exclusive bindings - } - - bool propagate = false; - - if (args == 0 || fedOp.empty() || fedOp == fedOpBind) { - Mutex::ScopedLock l(lock); - Binding::shared_ptr b(new Binding(routingKey, queue, this, FieldTable(), fedOrigin)); - BoundKey& bk = bindings[routingKey]; - if (exclusiveBinding) bk.queues.clear(); - - QPID_LOG(debug, "Bind key [" << routingKey << "] to queue " << queue->getName() - << " (origin=" << fedOrigin << ")"); - - if (bk.queues.add_unless(b, MatchQueue(queue))) { - b->startManagement(); - propagate = bk.fedBinding.addOrigin(queue->getName(), fedOrigin); - if (mgmtExchange != 0) { - mgmtExchange->inc_bindingCount(); - } - } else { - // queue already present - still need to track fedOrigin - bk.fedBinding.addOrigin(queue->getName(), fedOrigin); - return false; - } - } else if (fedOp == fedOpUnbind) { - Mutex::ScopedLock l(lock); - BoundKey& bk = bindings[routingKey]; - - QPID_LOG(debug, "Bind - fedOpUnbind key [" << routingKey << "] queue " << queue->getName() - << " (origin=" << fedOrigin << ")" << " (count=" << bk.fedBinding.count() << ")"); - - propagate = bk.fedBinding.delOrigin(queue->getName(), fedOrigin); - if (bk.fedBinding.countFedBindings(queue->getName()) == 0) - unbind(queue, routingKey, args); - - } else if (fedOp == fedOpReorigin) { - /** gather up all the keys that need rebinding in a local vector - * while holding the lock. Then propagate once the lock is - * released - */ - std::vector<std::string> keys2prop; - { - Mutex::ScopedLock l(lock); - for (Bindings::iterator iter = bindings.begin(); - iter != bindings.end(); iter++) { - const BoundKey& bk = iter->second; - if (bk.fedBinding.hasLocal()) { - keys2prop.push_back(iter->first); - } - } - } /* lock dropped */ - for (std::vector<std::string>::const_iterator key = keys2prop.begin(); - key != keys2prop.end(); key++) { - propagateFedOp( *key, string(), fedOpBind, string()); - } - } - - routeIVE(); - if (propagate) - propagateFedOp(routingKey, fedTags, fedOp, fedOrigin); - return true; -} - -bool DirectExchange::unbind(Queue::shared_ptr queue, const string& routingKey, const FieldTable* args) -{ - string fedOrigin(args ? args->getAsString(qpidFedOrigin) : ""); - bool propagate = false; - - QPID_LOG(debug, "Unbinding key [" << routingKey << "] from queue " << queue->getName() - << " on exchange " << getName() << " origin=" << fedOrigin << ")" ); - { - Mutex::ScopedLock l(lock); - BoundKey& bk = bindings[routingKey]; - if (bk.queues.remove_if(MatchQueue(queue))) { - propagate = bk.fedBinding.delOrigin(queue->getName(), fedOrigin); - if (mgmtExchange != 0) { - mgmtExchange->dec_bindingCount(); - } - } else { - return false; - } - } - - // If I delete my local binding, propagate this unbind to any upstream brokers - if (propagate) - propagateFedOp(routingKey, string(), fedOpUnbind, string()); - return true; -} - -void DirectExchange::route(Deliverable& msg, const string& routingKey, const FieldTable* /*args*/) -{ - PreRoute pr(msg, this); - ConstBindingList b; - { - Mutex::ScopedLock l(lock); - b = bindings[routingKey].queues.snapshot(); - } - doRoute(msg, b); -} - - -bool DirectExchange::isBound(Queue::shared_ptr queue, const string* const routingKey, const FieldTable* const) -{ - Mutex::ScopedLock l(lock); - if (routingKey) { - Bindings::iterator i = bindings.find(*routingKey); - - if (i == bindings.end()) - return false; - if (!queue) - return true; - - Queues::ConstPtr p = i->second.queues.snapshot(); - return p && std::find_if(p->begin(), p->end(), MatchQueue(queue)) != p->end(); - } else if (!queue) { - //if no queue or routing key is specified, just report whether any bindings exist - return bindings.size() > 0; - } else { - for (Bindings::iterator i = bindings.begin(); i != bindings.end(); i++) { - Queues::ConstPtr p = i->second.queues.snapshot(); - if (p && std::find_if(p->begin(), p->end(), MatchQueue(queue)) != p->end()) return true; - } - return false; - } - - return false; -} - -DirectExchange::~DirectExchange() {} - -const std::string DirectExchange::typeName("direct"); |