TcpDirectStack.h

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/*
* Copyright Onix Solutions Limited [OnixS]. All rights reserved.
*
* This software owned by Onix Solutions Limited [OnixS] and is protected by copyright law
* and international copyright treaties.
*
* Access to and use of the software is governed by the terms of the applicable OnixS Software
* Services Agreement (the Agreement) and Customer end user license agreements granting
* a non-assignable, non-transferable and non-exclusive license to use the software
* for it's own data processing purposes under the terms defined in the Agreement.
*
* Except as otherwise granted within the terms of the Agreement, copying or reproduction of any part
* of this source code or associated reference material to any other location for further reproduction
* or redistribution, and any amendments to this copyright notice, are expressly prohibited.
*
* Any reproduction or redistribution for sale or hiring of the Software not in accordance with
* the terms of the Agreement is a violation of copyright law.
*/
#pragma once
 
#include <OnixS/FIXEngine/FIX/ISessionReactor.h>
#include <OnixS/FIXEngine/FIX/TcpDirectAttr.h>
#include <OnixS/FIXEngine/Threading/Thread.h>
 
#include <cassert>
 
namespace OnixS {
namespace FIX {
class ReactorOperator;
namespace TCPDirect {

class ONIXS_FIXENGINE_API Stack : public ISessionReactor
{
public:
    explicit Stack(const Attributes & attr);
 
    Stack(const Stack &) = delete;
    Stack(Stack &&) = delete;
 
    Stack & operator=(const Stack &) = delete;
    Stack & operator=(Stack &&) = delete;
 
    ~Stack();

    void dispatchEvents() override {
        // The TCPDirect middleware is NOT thread-safe.
        // Therefore, the event dispatching should be performed from the same thread that created the stack.
 
        assert(threadId() == Threading::ThisThread::id() && "should be performed from the same thread that created the stack");
 
        dispatchEventsImpl();
    }

    bool isQuiescent() const override {
        assert(threadId() == Threading::ThisThread::id() && "should be performed from the same thread that created the stack");
 
        return isQuiescentImpl();
    }

    Threading::ThreadId threadId() const override {
        return threadId_;
    }
 
    ReactorType::Enum type() const override {
        return ReactorType::TcpDirect;
    }
 
private:
    void dispatchEventsImpl();
 
    bool isQuiescentImpl() const;
 
    class Impl;
    Impl * const impl_;
 
    Threading::ThreadId const threadId_;
 
    friend class FIX::ReactorOperator;
};
 
}}}