/*
* 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 */