Update from trunk r1375509 through r1450773asyncstore

git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/asyncstore@1451244 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 150 insertions, 0 deletions

diff --git a/cpp/src/qpid/messaging/amqp/ConnectionContext.h b/cpp/src/qpid/messaging/amqp/ConnectionContext.h
new file mode 100644
index 0000000000..3718184365
--- /dev/null
+++ b/cpp/src/qpid/messaging/amqp/ConnectionContext.h
@@ -0,0 +1,150 @@
+#ifndef QPID_MESSAGING_AMQP_CONNECTIONCONTEXT_H
+#define QPID_MESSAGING_AMQP_CONNECTIONCONTEXT_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 <deque>
+#include <map>
+#include <memory>
+#include <string>
+#include <boost/shared_ptr.hpp>
+#include "qpid/Url.h"
+#include "qpid/messaging/ConnectionOptions.h"
+#include "qpid/sys/AtomicValue.h"
+#include "qpid/sys/ConnectionCodec.h"
+#include "qpid/sys/Monitor.h"
+#include "qpid/types/Variant.h"
+#include "qpid/messaging/amqp/TransportContext.h"
+
+struct pn_connection_t;
+struct pn_link_t;
+struct pn_session_t;
+struct pn_transport_t;
+
+
+namespace qpid {
+namespace framing {
+class ProtocolVersion;
+}
+namespace messaging {
+class Duration;
+class Message;
+namespace amqp {
+
+class DriverImpl;
+class ReceiverContext;
+class Sasl;
+class SessionContext;
+class SenderContext;
+class Transport;
+
+/**
+ *
+ */
+class ConnectionContext : public qpid::sys::ConnectionCodec, public qpid::messaging::ConnectionOptions, public TransportContext
+{
+  public:
+    ConnectionContext(const std::string& url, const qpid::types::Variant::Map& options);
+    ~ConnectionContext();
+    void open();
+    bool isOpen() const;
+    void close();
+    boost::shared_ptr<SessionContext> newSession(bool transactional, const std::string& name);
+    boost::shared_ptr<SessionContext> getSession(const std::string& name) const;
+    void endSession(boost::shared_ptr<SessionContext>);
+    void attach(boost::shared_ptr<SessionContext>, boost::shared_ptr<SenderContext>);
+    void attach(boost::shared_ptr<SessionContext>, boost::shared_ptr<ReceiverContext>);
+    void send(boost::shared_ptr<SenderContext> ctxt, const qpid::messaging::Message& message, bool sync);
+    bool fetch(boost::shared_ptr<SessionContext> ssn, boost::shared_ptr<ReceiverContext> lnk, qpid::messaging::Message& message, qpid::messaging::Duration timeout);
+    bool get(boost::shared_ptr<SessionContext> ssn, boost::shared_ptr<ReceiverContext> lnk, qpid::messaging::Message& message, qpid::messaging::Duration timeout);
+    void acknowledge(boost::shared_ptr<SessionContext> ssn, qpid::messaging::Message* message, bool cumulative);
+
+    void setOption(const std::string& name, const qpid::types::Variant& value);
+    std::string getAuthenticatedUsername();
+
+    void setCapacity(boost::shared_ptr<SenderContext>, uint32_t);
+    uint32_t getCapacity(boost::shared_ptr<SenderContext>);
+    uint32_t getUnsettled(boost::shared_ptr<SenderContext>);
+
+    void setCapacity(boost::shared_ptr<ReceiverContext>, uint32_t);
+    uint32_t getCapacity(boost::shared_ptr<ReceiverContext>);
+    uint32_t getAvailable(boost::shared_ptr<ReceiverContext>);
+    uint32_t getUnsettled(boost::shared_ptr<ReceiverContext>);
+
+
+    void activateOutput();
+    qpid::sys::Codec& getCodec();
+    //ConnectionCodec interface:
+    std::size_t decode(const char* buffer, std::size_t size);
+    std::size_t encode(char* buffer, std::size_t size);
+    bool canEncode();
+    void closed();
+    bool isClosed() const;
+    framing::ProtocolVersion getVersion() const;
+    //additionally, Transport needs:
+    void opened();//signal successful connection
+
+  private:
+    typedef std::map<std::string, boost::shared_ptr<SessionContext> > SessionMap;
+    qpid::Url url;
+
+    boost::shared_ptr<DriverImpl> driver;
+    boost::shared_ptr<Transport> transport;
+
+    pn_transport_t* engine;
+    pn_connection_t* connection;
+    SessionMap sessions;
+    mutable qpid::sys::Monitor lock;
+    bool writeHeader;
+    bool readHeader;
+    bool haveOutput;
+    std::string id;
+    enum {
+        DISCONNECTED,
+        CONNECTING,
+        CONNECTED
+    } state;
+    std::auto_ptr<Sasl> sasl;
+    class CodecSwitch : public qpid::sys::Codec
+    {
+      public:
+        CodecSwitch(ConnectionContext&);
+        std::size_t decode(const char* buffer, std::size_t size);
+        std::size_t encode(char* buffer, std::size_t size);
+        bool canEncode();
+      private:
+        ConnectionContext& parent;
+    };
+    CodecSwitch codecSwitch;
+
+    void wait();
+    void wakeupDriver();
+    void attach(pn_session_t*, pn_link_t*, int credit=0);
+
+    std::size_t readProtocolHeader(const char* buffer, std::size_t size);
+    std::size_t writeProtocolHeader(char* buffer, std::size_t size);
+    std::string getError();
+    bool useSasl();
+};
+
+}}} // namespace qpid::messaging::amqp
+
+#endif  /*!QPID_MESSAGING_AMQP_CONNECTIONCONTEXT_H*/