stdtypes.cpp

ncbi源码

    static void Copy(CObjectStreamCopier& copier,
                     TTypeInfo )
        {
            copier.CopyByteBlock();
        }
    static void Skip(CObjectIStream& in, TTypeInfo )
        {
            in.SkipByteBlock();
        }
};

template<typename Char>
class CCharVectorFunctions : public CCharVectorFunctionsBase
{
public:
    typedef vector<Char> TObjectType;
    typedef Char TChar;

    static TObjectType& Get(TObjectPtr object)
        {
            return CTypeConverter<TObjectType>::Get(object);
        }
    static const TObjectType& Get(TConstObjectPtr object)
        {
            return CTypeConverter<TObjectType>::Get(object);
        }

    static char* ToChar(TChar* p)
        { return reinterpret_cast<char*>(p); }
    static const char* ToChar(const TChar* p)
        { return reinterpret_cast<const char*>(p); }
    static const TChar* ToTChar(const char* p)
        { return reinterpret_cast<const TChar*>(p); }

    static TObjectPtr Create(TTypeInfo )
        {
            return new TObjectType();
        }
    static bool IsDefault(TConstObjectPtr object)
        {
            return Get(object).empty();
        }
    static bool Equals(TConstObjectPtr object1, TConstObjectPtr object2,
                       ESerialRecursionMode)
        {
            return Get(object1) == Get(object2);
        }
    static void SetDefault(TObjectPtr dst)
        {
            Get(dst).clear();
        }
    static void Assign(TObjectPtr dst, TConstObjectPtr src,
                       ESerialRecursionMode)
        {
            Get(dst) = Get(src);
        }

    static void Read(CObjectIStream& in,
                     TTypeInfo , TObjectPtr objectPtr)
        {
            TObjectType& o = Get(objectPtr);
            CObjectIStream::ByteBlock block(in);
            if ( block.KnownLength() ) {
                size_t length = block.GetExpectedLength();
#if 1
                o.clear();
                o.reserve(length);
                Char buf[2048];
                size_t count;
                while ( (count = block.Read(ToChar(buf), sizeof(buf))) != 0 ) {
                    o.insert(o.end(), buf, buf + count);
                }
#else
                o.resize(length);
                block.Read(ToChar(&o.front()), length, true);
#endif
            }
            else {
                // length is unknown -> copy via buffer
                o.clear();
                Char buf[4096];
                size_t count;
                while ( (count = block.Read(ToChar(buf), sizeof(buf))) != 0 ) {
#ifdef RESERVE_VECTOR_SIZE
                    size_t new_size = o.size() + count;
                    if ( new_size > o.capacity() ) {
                        o.reserve(RESERVE_VECTOR_SIZE(new_size));
                    }
#endif
                    o.insert(o.end(), buf, buf + count);
                }
            }
            block.End();
        }
    static void Write(CObjectOStream& out,
                      TTypeInfo , TConstObjectPtr objectPtr)
        {
            const TObjectType& o = Get(objectPtr);
            size_t length = o.size();
            CObjectOStream::ByteBlock block(out, length);
            if ( length > 0 )
                block.Write(ToChar(&o.front()), length);
            block.End();
        }
};

template<typename Char>
CCharVectorTypeInfo<Char>::CCharVectorTypeInfo(void)
    : CParent(sizeof(TObjectType), ePrimitiveValueOctetString)
{
    typedef CCharVectorFunctions<Char> TFunctions;
    SetMemFunctions(&TFunctions::Create,
                    &TFunctions::IsDefault, &TFunctions::SetDefault,
                    &TFunctions::Equals, &TFunctions::Assign);
    SetIOFunctions(&TFunctions::Read, &TFunctions::Write,
                   &TFunctions::Copy, &TFunctions::Skip);
}

template<typename Char>
void CCharVectorTypeInfo<Char>::GetValueString(TConstObjectPtr objectPtr,
                                               string& value) const
{
    const TObjectType& obj = CCharVectorFunctions<TChar>::Get(objectPtr);
    const char* buffer = CCharVectorFunctions<TChar>::ToChar(&obj.front());
    value.assign(buffer, buffer + obj.size());
}

template<typename Char>
void CCharVectorTypeInfo<Char>::SetValueString(TObjectPtr objectPtr,
                                               const string& value) const
{
    TObjectType& obj = CCharVectorFunctions<TChar>::Get(objectPtr);
    obj.clear();
    const TChar* buffer = CCharVectorFunctions<TChar>::ToTChar(value.data());
    obj.insert(obj.end(), buffer, buffer + value.size());
}

template<typename Char>
void CCharVectorTypeInfo<Char>::GetValueOctetString(TConstObjectPtr objectPtr,
                                                    vector<char>& value) const
{
    const TObjectType& obj = CCharVectorFunctions<TChar>::Get(objectPtr);
    value.clear();
    const char* buffer = CCharVectorFunctions<TChar>::ToChar(&obj.front());
    value.insert(value.end(), buffer, buffer + obj.size());
}

template<typename Char>
void CCharVectorTypeInfo<Char>::SetValueOctetString(TObjectPtr objectPtr,
                                                    const vector<char>& value) const
{
    TObjectType& obj = CCharVectorFunctions<TChar>::Get(objectPtr);
    obj.clear();
    const TChar* buffer = CCharVectorFunctions<TChar>::ToTChar(&value.front());
    obj.insert(obj.end(), buffer, buffer + value.size());
}

TTypeInfo CStdTypeInfo< vector<char> >::GetTypeInfo(void)
{
    static TTypeInfo typeInfo = CreateTypeInfo();
    return typeInfo;
}

TTypeInfo CStdTypeInfo< vector<signed char> >::GetTypeInfo(void)
{
    static TTypeInfo typeInfo = CreateTypeInfo();
    return typeInfo;
}

TTypeInfo CStdTypeInfo< vector<unsigned char> >::GetTypeInfo(void)
{
    static TTypeInfo typeInfo = CreateTypeInfo();
    return typeInfo;
}

CTypeInfo* CStdTypeInfo< vector<char> >::CreateTypeInfo(void)
{
    return new CCharVectorTypeInfo<char>;
}

CTypeInfo* CStdTypeInfo< vector<signed char> >::CreateTypeInfo(void)
{
    return new CCharVectorTypeInfo<signed char>;
}

CTypeInfo* CStdTypeInfo< vector<unsigned char> >::CreateTypeInfo(void)
{
    return new CCharVectorTypeInfo<unsigned char>;
}


class CAnyContentFunctions : public CPrimitiveTypeFunctions<ncbi::CAnyContentObject>
{
public:
    static TObjectPtr Create(TTypeInfo )
        {
            return new TObjectType();
        }
    static bool IsDefault(TConstObjectPtr objectPtr)
        {
            return Get(objectPtr) == TObjectType();
        }
    static void SetDefault(TObjectPtr objectPtr)
        {
            Get(objectPtr) = TObjectType();
        }
    static void Read(CObjectIStream& in, TTypeInfo , TObjectPtr objectPtr)
        {
            in.ReadAnyContentObject(Get(objectPtr));
        }
    static void Write(CObjectOStream& out, TTypeInfo ,
                      TConstObjectPtr objectPtr)
        {
            out.WriteAnyContentObject(Get(objectPtr));
        }
    static void Copy(CObjectStreamCopier& copier, TTypeInfo )
        {
            copier.CopyAnyContentObject();
        }
    static void Skip(CObjectIStream& in, TTypeInfo )
        {
            in.SkipAnyContentObject();
        }
};

CPrimitiveTypeInfoAnyContent::CPrimitiveTypeInfoAnyContent(void)
    : CParent(sizeof(CAnyContentObject), ePrimitiveValueOther)
{
    m_IsCObject = true;
    typedef CPrimitiveTypeFunctions<ncbi::CAnyContentObject> TFunctions;
    SetMemFunctions(&CAnyContentFunctions::Create,
                    &CAnyContentFunctions::IsDefault,
                    &CAnyContentFunctions::SetDefault,
                    &TFunctions::Equals, &TFunctions::Assign);
    SetIOFunctions(&CAnyContentFunctions::Read,
                   &CAnyContentFunctions::Write,
                   &CAnyContentFunctions::Copy,
                   &CAnyContentFunctions::Skip);
}

TTypeInfo CStdTypeInfo<CAnyContentObject>::GetTypeInfo(void)
{
    static TTypeInfo info = CreateTypeInfo();
    return info;
}

CTypeInfo* CStdTypeInfo<ncbi::CAnyContentObject>::CreateTypeInfo(void)
{
    return new CPrimitiveTypeInfoAnyContent();
}

END_NCBI_SCOPE

/*
* ===========================================================================
*
* $Log: stdtypes.cpp,v $
* Revision 1000.3  2004/06/01 19:41:52  gouriano
* PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.44
*
* Revision 1.44  2004/05/17 21:03:03  gorelenk
* Added include of PCH ncbi_pch.hpp
*
* Revision 1.43  2004/04/26 16:40:59  ucko
* Tweak for GCC 3.4 compatibility.
*
* Revision 1.42  2004/03/25 15:57:08  gouriano
* Added possibility to copy and compare serial object non-recursively
*
* Revision 1.41  2004/02/04 19:03:00  ucko
* Make floating-point comparison slightly looser, as I/O may introduce
* insignificant discrepancies.
*
* Revision 1.40  2004/02/02 14:42:48  vasilche
* Try to avoid filling vector<char> by zeroes.
*
* Revision 1.39  2004/01/27 17:09:12  ucko
* CStringFunctions::Create: tweak to compile with default IBM VisualAge
* settings.
* Move CVS log to end.
*
* Revision 1.38  2003/11/20 14:33:19  gouriano
* changed generated C++ code so NULL data types have no value
*
* Revision 1.37  2003/09/22 20:56:31  gouriano
* Changed base type of AnyContent object to CSerialObject
*
* Revision 1.36  2003/08/13 15:47:45  gouriano
* implemented serialization of AnyContent objects
*
* Revision 1.35  2003/05/22 20:10:02  gouriano
* added UTF8 strings
*
* Revision 1.34  2003/05/16 18:02:18  gouriano
* revised exception error messages
*
* Revision 1.33  2003/03/10 18:54:26  gouriano
* use new structured exceptions (based on CException)
*
* Revision 1.32  2002/10/25 14:49:27  vasilche
* NCBI C Toolkit compatibility code extracted to libxcser library.
* Serial streams flags names were renamed to fXxx.
*
* Names of flags
*
* Revision 1.31  2002/07/01 15:42:07  grichenk
* Fixed 'unused variable' warnings, removed commented code.
*
* Revision 1.30  2002/02/13 22:39:17  ucko
* Support AIX.
*
* Revision 1.29  2002/01/15 21:38:26  grichenk
* Fixed NULL type initialization/reading/writing
*
* Revision 1.28  2001/05/17 15:07:09  lavr
* Typos corrected
*
* Revision 1.27  2001/01/30 21:41:05  vasilche
* Fixed dealing with unsigned enums.
*
* Revision 1.26  2000/12/15 15:38:46  vasilche
* Added support of Int8 and long double.
* Enum values now have type Int4 instead of long.
*
* Revision 1.25  2000/11/07 17:25:41  vasilche
* Fixed encoding of XML:
*     removed unnecessary apostrophes in OCTET STRING
*     removed unnecessary content in NULL
* Added module names to CTypeInfo and CEnumeratedTypeValues
*
* Revision 1.24  2000/10/20 15:51:43  vasilche
* Fixed data error processing.
* Added interface for constructing container objects directly into output stream.
* object.hpp, object.inl and object.cpp were split to
* objectinfo.*, objecttype.*, objectiter.* and objectio.*.
*
* Revision 1.23  2000/10/17 18:45:36  vasilche
* Added possibility to turn off object cross reference detection in
* CObjectIStream and CObjectOStream.
*
* Revision 1.22  2000/10/13 20:22:56  vasilche
* Fixed warnings on 64 bit compilers.
* Fixed missing typename in templates.
*
* Revision 1.21  2000/10/13 16:28:40  vasilche
* Reduced header dependency.
* Avoid use of templates with virtual methods.
* Reduced amount of different maps used.
* All this lead to smaller compiled code size (libraries and programs).
*
* Revision 1.20  2000/09/18 20:00:25  vasilche
* Separated CVariantInfo and CMemberInfo.
* Implemented copy hooks.
* All hooks now are stored in CTypeInfo/CMemberInfo/CVariantInfo.
* Most type specific functions now are implemented via function pointers instead of virtual functions.
*
* Revision 1.19  2000/09/01 13:16:21  vasilche
* Implemented class/container/choice iterators.
* Implemented CObjectStreamCopier for copying data without loading into memory.
*
* Revision 1.18  2000/07/03 18:42:47  vasilche
* Added interface to typeinfo via CObjectInfo and CConstObjectInfo.
* Reduced header dependency.
*
* Revision 1.17  2000/05/24 20:08:49  vasilche
* Implemented XML dump.
*
* Revision 1.16  2000/04/06 16:11:01  vasilche
* Fixed bug with iterators in choices.
* Removed unneeded calls to ReadExternalObject/WriteExternalObject.
* Added output buffering to text ASN.1 data.
*
* Revision 1.15  2000/03/14 14:42:32  vasilche
* Fixed error reporting.
*
* Revision 1.14  2000/03/07 14:06:24  vasilche
* Added stream buffering to ASN.1 binary input.
* Optimized class loading/storing.
* Fixed bugs in processing OPTIONAL fields.
* Added generation of reference counted objects.
*
* Revision 1.13  2000/01/10 19:46:42  vasilche
* Fixed encoding/decoding of REAL type.
* Fixed encoding/decoding of StringStore.
* Fixed encoding/decoding of NULL type.
* Fixed error reporting.
* Reduced object map (only classes).
*
* Revision 1.12  2000/01/05 19:43:57  vasilche
* Fixed error messages when reading from ASN.1 binary file.
* Fixed storing of integers with enumerated values in ASN.1 binary file.
* Added TAG support to key/value of map.
* Added support of NULL variant in CHOICE.
*
* Revision 1.11  1999/12/28 18:55:52  vasilche
* Reduced size of compiled object files:
* 1. avoid inline or implicit virtual methods (especially destructors).
* 2. avoid std::string's methods usage in inline methods.
* 3. avoid string literals ("xxx") in inline methods.
*
* Revision 1.10  1999/12/17 19:05:04  vasilche
* Simplified generation of GetTypeInfo methods.
*
* Revision 1.9  1999/09/23 18:57:02  vasilche
* Fixed bugs with overloaded methods in objistr*.hpp & objostr*.hpp
*
* Revision 1.8  1999/09/14 18:54:20  vasilche
* Fixed bugs detected by gcc & egcs.
* Removed unneeded includes.
*
* Revision 1.7  1999/07/07 21:56:35  vasilche
* Fixed problem with static variables in templates on SunPro
*
* Revision 1.6  1999/07/07 21:15:03  vasilche
* Cleaned processing of string types (string, char*, const char*).
*
* Revision 1.5  1999/07/07 19:59:08  vasilche
* Reduced amount of data allocated on heap
* Cleaned ASN.1 structures info
*
* Revision 1.4  1999/06/30 16:05:05  vasilche
* Added support for old ASN.1 structures.
*
* Revision 1.3  1999/06/24 14:45:01  vasilche
* Added binary ASN.1 output.
*
* Revision 1.2  1999/06/04 20:51:49  vasilche
* First compilable version of serialization.
*
* Revision 1.1  1999/05/19 19:56:57  vasilche
* Commit just in case.
*
* ===========================================================================
*/