Watch.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.
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// 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/CME/MDH/String.h>
#include <OnixS/CME/MDH/Time.h>
 
ONIXS_CMEMDH_NAMESPACE_BEGIN

struct ONIXS_CMEMDH_EXPORTED WatchService
{
    virtual const Char* id() const = 0;

    virtual Timestamp now() = 0;
};

class ONIXS_CMEMDH_EXPORTED LocalWatch
{
public:
    static Timestamp now();

    static WatchService& service();
 
private:
    LocalWatch(const LocalWatch&);
    LocalWatch& operator=(const LocalWatch&);
};

class ONIXS_CMEMDH_EXPORTED UtcWatch
{
public:
    static Timestamp now();

    static WatchService& service();
 
private:
    UtcWatch(const UtcWatch&);
    UtcWatch& operator=(const UtcWatch&);
};

class ONIXS_CMEMDH_EXPORTED NicWatch
{
public:
    static WatchService& service();
 
private:
    NicWatch(const NicWatch&);
    NicWatch& operator=(const NicWatch&);
};
 
ONIXS_CMEMDH_NAMESPACE_END