private void GenerateSetKeyValueDirect()
{
var method = _result.DefineMethod("SetKeyValueDirect", MethodAttr,
null, new Type[] { objectType, objectType });
_result.DefineMethodOverride(method, handlerBaseSetKeyValueDirect);
var processor = new ILBuilder(method.GetILGenerator());
if (_info.KeyMembers.Length == 1)
{
var h = _info.KeyMembers[0];
processor.LoadArg(1).Cast(_model);
processor.LoadArg(2);
var fh = _info.KeyMembers[0];
if (fh.MemberType == typeof(long))
{
processor.Call(convertToInt64);
}
else if (fh.MemberType == typeof(int))
{
processor.Call(convertToInt32);
}
else if (fh.MemberType == typeof(Guid))
{
processor.Unbox(h.MemberType);
}
else
{
processor.Cast(h.MemberType);
}
processor.SetMember(h);
}
processor.Return();
}
private static void GenerateSetValue(Type model, TypeBuilder builder, TinyMember info, Type memberType)
{
var method = builder.DefineMethod("SetValue", CtMethodAttr,
null, new Type[] { objectType, objectType });
var processor = new ILBuilder(method.GetILGenerator());
processor.LoadArg(1).Cast(model).LoadArg(2).CastOrUnbox(memberType);
processor.SetMember(info);
processor.Return();
}
private static void GenerateSetValue(Type model, TypeBuilder builder, TinyMember info, Type memberType)
{
var method = builder.DefineMethod("SetValue", CtMethodAttr,
null, new Type[]{objectType, objectType});
var processor = new ILBuilder(method.GetILGenerator());
processor.LoadArg(1).Cast(model).LoadArg(2).CastOrUnbox(memberType);
processor.SetMember(info);
processor.Return();
}
private void GenerateLoadSimpleValues(bool byIndex)
{
var name = byIndex ? "LoadSimpleValuesByIndex" : "LoadSimpleValuesByName";
var method = _result.DefineMethod(name, MethodAttr,
null, new Type[] { objectType, iDataReaderType });
_result.DefineMethodOverride(method, byIndex
? handlerBaseLoadSimpleValuesByIndex
: handlerBaseLoadSimpleValuesByName);
var processor = new ILBuilder(method.GetILGenerator());
// User u = (User)o;
processor.DeclareLocal(_model);
processor.LoadArg(1).Cast(_model).SetLoc(0);
// set values
int n = 0;
foreach (var f in _info.SimpleMembers)
{
processor.LoadLoc(0);
if (f.Is.AllowNull)
{
processor.LoadArg(0);
}
processor.LoadArg(2);
if (byIndex)
{
processor.LoadInt(n);
}
else
{
processor.LoadArg(2).LoadString(f.Name).CallVirtual(dataReaderGetOrdinal);
}
var mi1 = DataReaderEmitHelper.GetMethodInfo(f.MemberType);
if (f.Is.AllowNull || mi1 == null)
{
processor.CallVirtual(dataReaderMethodInt);
if (f.Is.AllowNull)
{
SetSecendArgForGetNullable(f, processor);
processor.Call(handlerBaseTypeGetNullable);
}
// cast or unbox
processor.CastOrUnbox(f.MemberType);
}
else
{
processor.CallVirtual(mi1);
}
processor.SetMember(f);
n++;
}
processor.Return();
}