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();
}
private void GenerateConstructor()
{
_ctor = _result.DefineConstructor(MethodAttributes.Public,
CallingConventions.Standard, new Type[] { });
var ctorBuilder = new ILBuilder(_ctor.GetILGenerator());
ctorBuilder.LoadArg(0);
ctorBuilder.Call(objectCtor);
ctorBuilder.DeclareLocal(typeof(Type));
ctorBuilder.LoadToken(_model);
ctorBuilder.Call(getTypeFromHandle);
ctorBuilder.SetLoc(0);
GenerateCtorInit(ctorBuilder);
ctorBuilder.Return();
}
private static void GenerateGetValue(Type model, TypeBuilder builder, TinyMember info, Type memberType)
{
var method = builder.DefineMethod("GetValue", CtMethodAttr,
objectType, new Type[] { objectType });
var processor = new ILBuilder(method.GetILGenerator());
processor.DeclareLocal(objectType);
processor.LoadArg(1).Cast(model);
processor.GetMember(info);
if (memberType.IsValueType)
{
processor.Box(memberType);
}
processor.SetLoc(0);
processor.LoadLoc(0);
processor.Return();
}
private void GenerateSetValuesDirect(ILBuilder processor, Func <MemberHandler, bool> cb1, Func <MemberHandler, bool> cb2)
{
// User u = (User)o;
processor.DeclareLocal(_model);
processor.LoadArg(2).Cast(_model).SetLoc(0);
// set values
int n = 0;
foreach (var f in _info.Members)
{
if (!f.Is.DbGenerate && !f.Is.HasOne && !f.Is.HasMany && !f.Is.HasAndBelongsToMany)
{
if (!cb1(f))
{
processor.LoadArg(1).LoadArg(0).LoadInt(n);
if (cb2(f))
{
processor.LoadInt(f.Is.Count ? 1 : 2)
.Call(handlerBaseTypeNewSpKeyValueDirect);
}
else
{
processor.LoadLoc(0);
processor.GetMember(f);
if (f.Is.BelongsTo)
{
processor.CallVirtual(f.MemberType.GetMethod("get_ForeignKey"));
}
else if (f.Is.LazyLoad)
{
var it = f.MemberType.GetGenericArguments()[0];
processor.CallVirtual(f.MemberType.GetMethod("get_Value"));
processor.Box(it);
}
else
{
processor.Box(f.MemberType);
}
processor.Call(handlerBaseTypeNewKeyValue);
}
processor.CallVirtual(keyOpValueListAdd);
}
n++;
}
}
}
private void GenerateSetValuesForPartialUpdate(ILBuilder processor)
{
// User u = (User)o;
processor.DeclareLocal(_model);
processor.LoadArg(2).Cast(_model).SetLoc(0);
// set values
int n = 0;
foreach (var f in _info.Members)
{
if (!f.Is.DbGenerate && !f.Is.HasOne && !f.Is.HasMany && !f.Is.HasAndBelongsToMany)
{
if (!f.Is.Key && (f.Is.UpdatedOn || f.Is.SavedOn || !f.Is.CreatedOn || f.Is.Count))
{
if (f.Is.UpdatedOn || f.Is.SavedOn || f.Is.Count)
{
processor.LoadArg(1).LoadArg(0).LoadInt(n)
.LoadInt(f.Is.Count ? 1 : 2)
.Call(handlerBaseTypeNewSpKeyValueDirect).CallVirtual(keyOpValueListAdd);
}
else
{
processor.LoadArg(0).LoadArg(1).LoadLoc(0).LoadString(f.Name).LoadInt(n).LoadLoc(0);
processor.GetMember(f);
if (f.Is.BelongsTo)
{
processor.CallVirtual(f.MemberType.GetMethod("get_ForeignKey"));
}
else if (f.Is.LazyLoad)
{
var it = f.MemberType.GetGenericArguments()[0];
processor.CallVirtual(f.MemberType.GetMethod("get_Value"));
processor.Box(it);
}
else
{
processor.Box(f.MemberType);
}
processor.Call(handlerBaseTypeAddKeyValue);
}
}
n++;
}
}
}
private void GenerateGetKeyValuesDirect()
{
var method = _result.DefineMethod("GetKeyValuesDirect", MethodAttr,
null, new Type[] { dictionaryStringObjectType, objectType });
_result.DefineMethodOverride(method, handlerBaseGetKeyValuesDirect);
var processor = new ILBuilder(method.GetILGenerator());
// User u = (User)o;
processor.DeclareLocal(_model);
processor.LoadArg(2).Cast(_model).SetLoc(0);
// set values
foreach (var f in _info.KeyMembers)
{
processor.LoadArg(1).LoadString(f.Name).LoadLoc(0);
processor.GetMember(f);
processor.Box(f.MemberType).CallVirtual(dictionaryStringObjectAdd);
}
processor.Return();
}
private void GenerateLoadRelationValues(bool useIndex, bool noLazy)
{
int index = _info.SimpleMembers.Length;
string methodName = useIndex ? "LoadRelationValuesByIndex" : "LoadRelationValuesByName";
if (noLazy)
{
methodName = methodName + "NoLazy";
}
var method = _result.DefineMethod(methodName, MethodAttr,
null, new Type[] { objectType, iDataReaderType });
_result.DefineMethodOverride(method, useIndex
? (noLazy ? handlerBaseLoadRelationValuesByIndexNoLazy : handlerBaseLoadRelationValuesByIndex)
: (noLazy ? handlerBaseLoadRelationValuesByNameNoLazy : handlerBaseLoadRelationValuesByName));
var processor = new ILBuilder(method.GetILGenerator());
if (_info.RelationMembers.Length > 0)
{
// User u = (User)o;
processor.DeclareLocal(_model);
processor.LoadArg(1).Cast(_model).SetLoc(0);
// set values
foreach (var f in _info.RelationMembers)
{
if (f.Is.LazyLoad)
{
if (noLazy)
{
processor.LoadLoc(0);
processor.GetMember(f);
processor.LoadArg(2);
if (useIndex)
{
processor.LoadInt(index++).CallVirtual(dataReaderMethodInt);
}
else
{
processor.LoadString(f.Name).CallVirtual(dataReaderMethodString);
}
processor.LoadInt(0);
processor.CallVirtual(lazyLoadingInterfaceWrite);
}
}
else if (f.Is.BelongsTo)
{
processor.LoadLoc(0);
processor.GetMember(f);
processor.LoadArg(2);
if (useIndex)
{
processor.LoadInt(index++).CallVirtual(dataReaderMethodInt);
}
else
{
processor.LoadString(f.Name).CallVirtual(dataReaderMethodString);
}
processor.CallVirtual(belongsToInterfaceSetForeignKey);
}
}
}
processor.Return();
}
private static void GenerateGetValue(Type model, TypeBuilder builder, TinyMember info, Type memberType)
{
var method = builder.DefineMethod("GetValue", CtMethodAttr,
objectType, new Type[]{objectType});
var processor = new ILBuilder(method.GetILGenerator());
processor.DeclareLocal(objectType);
processor.LoadArg(1).Cast(model);
processor.GetMember(info);
if (memberType.IsValueType)
{
processor.Box(memberType);
}
processor.SetLoc(0);
processor.LoadLoc(0);
processor.Return();
}