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author | Robert Gemmell <robbie@apache.org> | 2015-06-25 10:22:51 +0000 |
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committer | Robert Gemmell <robbie@apache.org> | 2015-06-25 10:22:51 +0000 |
commit | 32ae758bc2e8fd962b66a4ab6341b14009f1907e (patch) | |
tree | 2f4d8174813284a6ea58bb6b7f6520aa92287476 /qpid/cpp/src/qpid/broker/SessionHandler.h | |
parent | 116d91ad7825a98af36a869fc751206fbce0c59f (diff) | |
parent | f7e896076143de4572b4f1f67ef0765125f2498d (diff) | |
download | qpid-python-32ae758bc2e8fd962b66a4ab6341b14009f1907e.tar.gz |
NO-JIRA: create branch for qpid-cpp 0.34 RC process
git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/qpid-cpp-0.34-rc@1687469 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'qpid/cpp/src/qpid/broker/SessionHandler.h')
-rw-r--r-- | qpid/cpp/src/qpid/broker/SessionHandler.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/broker/SessionHandler.h b/qpid/cpp/src/qpid/broker/SessionHandler.h new file mode 100644 index 0000000000..ee6baed0b6 --- /dev/null +++ b/qpid/cpp/src/qpid/broker/SessionHandler.h @@ -0,0 +1,121 @@ +#ifndef QPID_BROKER_SESSIONHANDLER_H +#define QPID_BROKER_SESSIONHANDLER_H + +/* + * + * 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/broker/BrokerImportExport.h" +#include "qpid/amqp_0_10/SessionHandler.h" +#include "qpid/broker/SessionHandler.h" +#include "qpid/framing/AMQP_ClientProxy.h" +#include <boost/shared_ptr.hpp> + +namespace qpid { +class SessionState; + +namespace broker { +namespace amqp_0_10 { +class Connection; +} +class SessionState; + +/** + * A SessionHandler is associated with each active channel. It + * receives incoming frames, handles session controls and manages the + * association between the channel and a session. + */ +class SessionHandler : public qpid::amqp_0_10::SessionHandler { + public: + class ErrorListener { + public: + virtual ~ErrorListener() {} + + /** Called when there is an outgoing connection-exception */ + virtual void connectionException( + framing::connection::CloseCode code, const std::string& msg) = 0; + /** Called when there is an outgoing channel-exception */ + virtual void channelException( + framing::session::DetachCode, const std::string& msg) = 0; + /** Called when there is an outgoing execution-exception */ + virtual void executionException( + framing::execution::ErrorCode, const std::string& msg) = 0; + + /** Called when there is an incoming execution-exception. + * Useful for inter-broker bridges. + */ + virtual void incomingExecutionException( + framing::execution::ErrorCode, const std::string& msg) = 0; + + /** Called when it is safe to delete the ErrorListener. */ + virtual void detach() = 0; + }; + + /** + *@param e must not be deleted until ErrorListener::detach has been called */ + SessionHandler(amqp_0_10::Connection&, framing::ChannelId); + ~SessionHandler(); + + /** Get broker::SessionState */ + SessionState* getSession() { return session.get(); } + const SessionState* getSession() const { return session.get(); } + + QPID_BROKER_EXTERN amqp_0_10::Connection& getConnection(); + QPID_BROKER_EXTERN const amqp_0_10::Connection& getConnection() const; + + framing::AMQP_ClientProxy& getProxy() { return proxy; } + const framing::AMQP_ClientProxy& getProxy() const { return proxy; } + + virtual void handleDetach(); + void attached(const std::string& name);//used by 'pushing' inter-broker bridges + void attachAs(const std::string& name);//used by 'pulling' inter-broker bridges + + QPID_BROKER_EXTERN void setErrorListener(boost::shared_ptr<ErrorListener> e) { errorListener = e; } + + // Called by SessionAdapter + void incomingExecutionException(framing::execution::ErrorCode, const std::string& msg); + + protected: + void setState(const std::string& sessionName, bool force); + qpid::SessionState* getState(); + framing::FrameHandler* getInHandler(); + void connectionException(framing::connection::CloseCode code, const std::string& msg); + void channelException(framing::session::DetachCode, const std::string& msg); + void executionException(framing::execution::ErrorCode, const std::string& msg); + void detaching(); + void readyToSend(); + + private: + struct SetChannelProxy : public framing::AMQP_ClientProxy { // Proxy that sets the channel. + framing::ChannelHandler setChannel; + SetChannelProxy(uint16_t ch, framing::FrameHandler* out) + : framing::AMQP_ClientProxy(setChannel), setChannel(ch, out) {} + }; + + amqp_0_10::Connection& connection; + framing::AMQP_ClientProxy proxy; + std::auto_ptr<SessionState> session; + boost::shared_ptr<ErrorListener> errorListener; +}; + +}} // namespace qpid::broker + + + +#endif /*!QPID_BROKER_SESSIONHANDLER_H*/ |