StompWireFormat.h

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/*
 * 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.
 */
 
#ifndef _ACTIVEMQ_WIREFORMAT_STOMP_STOMPWIREFORMAT_H_
#define _ACTIVEMQ_WIREFORMAT_STOMP_STOMPWIREFORMAT_H_
 
#include <activemq/util/Config.h>
#include <activemq/wireformat/WireFormat.h>
#include <activemq/wireformat/stomp/StompFrame.h>
#include <decaf/util/concurrent/atomic/AtomicBoolean.h>
#include <decaf/io/IOException.h>
#include <decaf/lang/Pointer.h>
 
namespace activemq {
namespace wireformat {
namespace stomp {
 
    using decaf::lang::Pointer;
    using activemq::commands::Command;
 
    class StompHelper;
    class StompWireformatProperties;
 
    class AMQCPP_API StompWireFormat : public WireFormat {
    private:
 
        StompHelper* helper;
 
        // Stored after we connect to use when validating that a durable subscribe
        // and unsubscribe are set to use the client Id.
        std::string clientId;
 
        // Indicates when we are in the doUnmarshal call
        decaf::util::concurrent::atomic::AtomicBoolean receiving;
 
        // Internal structure for holding class internal data that can change without
        // affecting binary compatibility.
        StompWireformatProperties* properties;
 
    private:
 
        StompWireFormat(const StompWireFormat&);
        StompWireFormat& operator=(const StompWireFormat&);
 
    public:
 
        StompWireFormat();
 
        virtual ~StompWireFormat();
 
    public:
 
        virtual void marshal(const Pointer<commands::Command> command,
                             const activemq::transport::Transport* transport,
                             decaf::io::DataOutputStream* out);
 
        virtual Pointer<commands::Command> unmarshal(const activemq::transport::Transport* transport,
                                                     decaf::io::DataInputStream* in);
 
        virtual void setVersion(int version AMQCPP_UNUSED) {}
 
        virtual int getVersion() const {
            return 1;
        }
 
        std::string getTopicPrefix() const;
 
        void setTopicPrefix(const std::string& prefix);
 
        std::string getQueuePrefix() const;
 
        void setQueuePrefix(const std::string& prefix);
 
        std::string getTempTopicPrefix() const;
 
        void setTempTopicPrefix(const std::string& prefix);
 
        std::string getTempQueuePrefix() const;
 
        void setTempQueuePrefix(const std::string& prefix);
 
        virtual bool inReceive() const {
            return this->receiving.get();
        }
 
        virtual bool hasNegotiator() const {
            return false;
        }
 
        virtual Pointer<transport::Transport> createNegotiator(
            const Pointer<transport::Transport> transport);
 
    private:
 
        Pointer<Command> unmarshalMessage(const Pointer<StompFrame> frame);
        Pointer<Command> unmarshalReceipt(const Pointer<StompFrame> frame);
        Pointer<Command> unmarshalConnected(const Pointer<StompFrame> frame);
        Pointer<Command> unmarshalError(const Pointer<StompFrame> frame);
 
        Pointer<StompFrame> marshalMessage(const Pointer<Command> command);
        Pointer<StompFrame> marshalAck(const Pointer<Command> command);
        Pointer<StompFrame> marshalConnectionInfo(const Pointer<Command> command);
        Pointer<StompFrame> marshalTransactionInfo(const Pointer<Command> command);
        Pointer<StompFrame> marshalShutdownInfo(const Pointer<Command> command);
        Pointer<StompFrame> marshalRemoveInfo(const Pointer<Command> command);
        Pointer<StompFrame> marshalConsumerInfo(const Pointer<Command> command);
        Pointer<StompFrame> marshalRemoveSubscriptionInfo(const Pointer<Command> command);
 
    };
 
}}}
 
#endif /* _ACTIVEMQ_WIREFORMAT_STOMP_STOMPWIREFORMAT_H_ */