/*

* Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

#ifndef	SERIALISER_H

#define	SERIALISER_H

#include <iostream>

#include <ostream>

#include <vector>

#include "symbiantypes.h"

#include "serialisable.h"

#include "ucmp.h"

#include "cardinality.h"

/**

* @file SERIALISER.H

*

* @internalComponent

* @released

*/

class Serialiser

	{

public:

	Serialiser(std::ostream& stream) : iStream(stream)

	{}

	// integer types

	Serialiser& operator<<(TInt64& val)

	{ iStream.write(reinterpret_cast<char*>(&val),8); return *this; }

	Serialiser& operator<<(TInt& val)

	{ iStream.write((char*)&val,4); return *this; }

	Serialiser& operator<<(TInt16& val)

	{ iStream.write((char*)&val,2); return *this; }

	Serialiser& operator<<(TInt8& val)

	{ iStream.write((char*)&val,1); return *this; }

	Serialiser& operator<<(TUint64& val)

	{ iStream.write(reinterpret_cast<char*>(&val),8); return *this; }

	Serialiser& operator<<(TUint32& val)

	{ iStream.write((char*)&val,4); return *this; }

	Serialiser& operator<<(TUint16& val)

	{ iStream.write((char*)&val,2); return *this; }

	Serialiser& operator<<(TUint8& val)

	{ iStream.write((char*)&val,1); return *this; }

	Serialiser& operator<<(bool& val)

	{ TUint32 v = ((TUint32)val); return *this << v; }

	// STL containers

	Serialiser& operator<<(std::string& val)

	{

	Cardinality card;

	TUint32 size = (val.size() << 1) + 0x01;

	card.SetSize(size);

	*this << card;

	iStream.write(val.c_str(),val.size());

	return *this;

	}

	Serialiser& operator<<(std::wstring& val)

	{

	Cardinality card;

	TUint32 size = val.size() << 1;

	card.SetSize(size);

	*this << card;

	TUnicodeCompressor comp;

	TMemoryUnicodeSource src((TUint16*)val.c_str());

	//The compressed unicode output could end up larger than the input, thus restricting the output to KMaxTInt.

	comp.CompressL(*this, src, KMaxTInt, val.size());

	return *this;

	}

	template <class T>

	Serialiser& operator<<(std::vector<T>& val)

	{

	TUint32 size = val.size();

	*this << size;

	for (TUint32 i = 0; i < size ; ++i)

		{

			*this << val[i];

		}

	return *this;

	}

	// direct write access to buffer

	void write(const TUint8* aSrc, TUint32 aCount)

	{

	iStream.write((const char*)aSrc, aCount);

	}

	// serialisable objects

	Serialiser& operator<<(Serialisable& val)

	{ val.Externalize(*this); return *this; }

	Serialiser& operator<<(Serialisable* val)

	{ val->Externalize(*this); return *this; }

private:

	std::ostream& iStream;

	};

#endif	/* SERIALISER_H */