inline
void
CheckNULL(const CDB_Object& value)
{
if (value.IsNULL()) {
DATABASE_DRIVER_ERROR("Trying to access a NULL value.", 101100);
}
}
inline
void
CheckType(const CDB_Object& value, EDB_Type type1, EDB_Type type2)
{
EDB_Type cur_type = value.GetType();
if (!(cur_type == type1 || cur_type == type2)) {
DATABASE_DRIVER_ERROR("Invalid type conversion.", 101100);
}
}
inline
void
CheckType(const CDB_Object& value, EDB_Type type1)
{
EDB_Type cur_type = value.GetType();
if (cur_type != type1) {
ReportTypeConvError(cur_type, type1);
}
}
inline
TO Convert_CDB_ObjectSql_DT(const CDB_Object& value)
{
if (value.IsNULL()) {
return TO();
}
const EDB_Type cur_type = value.GetType();
switch (cur_type) {
case eDB_DateTime:
return NCBI_CONVERT_TO(Convert(static_cast<const CDB_DateTime&>(value).Value()), TO);
case eDB_SmallDateTime:
return NCBI_CONVERT_TO(Convert(static_cast<const CDB_SmallDateTime&>(value).Value()), TO);
default:
ReportTypeConvError(cur_type, "bool");
}
return TO();
}
inline
void
CheckType(const CDB_Object& value, EDB_Type type1, EDB_Type type2)
{
EDB_Type cur_type = value.GetType();
if (!(cur_type == type1 || cur_type == type2)) {
DATABASE_DRIVER_ERROR(string("Invalid type conversion: have ")
+ CDB_Object::GetTypeName(cur_type, false)
+ " but need either "
+ CDB_Object::GetTypeName(type1, false)
+ " or " + CDB_Object::GetTypeName(type2, false),
101100);
}
}
inline
TO Convert_CDB_ObjectSql(const CDB_Object& value)
{
if (value.IsNULL()) {
return TO();
}
const EDB_Type cur_type = value.GetType();
switch (cur_type) {
case eDB_BigInt:
return NCBI_CONVERT_TO(Convert(static_cast<const CDB_BigInt&>(value).Value()), TO);
case eDB_Int:
return NCBI_CONVERT_TO(Convert(static_cast<const CDB_Int&>(value).Value()), TO);
case eDB_SmallInt:
return NCBI_CONVERT_TO(Convert(static_cast<const CDB_SmallInt&>(value).Value()), TO);
case eDB_TinyInt:
return NCBI_CONVERT_TO(Convert(static_cast<const CDB_TinyInt&>(value).Value()), TO);
case eDB_Bit:
return NCBI_CONVERT_TO(Convert(static_cast<const CDB_Bit&>(value).Value()), TO);
case eDB_Float:
return NCBI_CONVERT_TO(Convert(static_cast<const CDB_Float&>(value).Value()), TO);
case eDB_Double:
return NCBI_CONVERT_TO(Convert(static_cast<const CDB_Double&>(value).Value()), TO);
case eDB_Numeric:
return NCBI_CONVERT_TO(Convert(static_cast<const CDB_Numeric&>(value).Value()), TO);
case eDB_Char:
case eDB_VarChar:
case eDB_LongChar:
{
const CDB_String& cdb_str = static_cast<const CDB_String&>(value);
const string& str = cdb_str.Value();
return Convert(str);
}
case eDB_Binary:
return Convert(string(
static_cast<const char*>(static_cast<const CDB_Binary&>(value).Value()),
static_cast<const CDB_Binary&>(value).Size()
));
case eDB_VarBinary:
return Convert(string(
static_cast<const char*>(static_cast<const CDB_VarBinary&>(value).Value()),
static_cast<const CDB_VarBinary&>(value).Size()
));
case eDB_LongBinary:
return Convert(string(
static_cast<const char*>(static_cast<const CDB_LongBinary&>(value).Value()),
static_cast<const CDB_LongBinary&>(value).DataSize()
));
case eDB_Text:
case eDB_Image:
{
string result;
CDB_Stream& strm = const_cast<CDB_Stream&>(static_cast<const CDB_Stream&>(value));
result.resize(strm.Size());
strm.Read(const_cast<void*>(static_cast<const void*>(result.c_str())),
strm.Size()
);
return Convert(result);
}
default:
ReportTypeConvError(cur_type, "bool");
}
return TO();
}
