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();
}
private void GenerateCreateInstance()
{
var ctor = _model.GetConstructor(noArgs);
var method = _result.DefineMethod("CreateInstance", CtMethodAttr, objectType, noArgs);
_result.DefineMethodOverride(method, handlerBaseCreateInstance);
var processor = new ILBuilder(method.GetILGenerator());
processor.NewObj(ctor);
processor.Return();
}
private void GenerateSetValuesForInsertDirect()
{
//TODO: implements this
var method = _result.DefineMethod("SetValuesForInsertDirect", MethodAttr,
null, new Type[] { keyOpValueListType, objectType });
_result.DefineMethodOverride(method, handlerBaseSetValuesForInsertDirect);
var processor = new ILBuilder(method.GetILGenerator());
GenerateSetValuesDirect(processor,
m => m.Is.UpdatedOn,
m => m.Is.CreatedOn || m.Is.SavedOn || m.Is.Count);
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 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 GenerateSetValuesForUpdateDirect()
{
//TODO: implements this
var method = _result.DefineMethod("SetValuesForUpdateDirect", MethodAttr,
null, new Type[] { keyOpValueListType, objectType });
_result.DefineMethodOverride(method, handlerBaseSetValuesForUpdateDirect);
var processor = new ILBuilder(method.GetILGenerator());
if (_model.BaseType == typeof(DbObjectSmartUpdate))
{
GenerateSetValuesForPartialUpdate(processor);
}
else
{
GenerateSetValuesDirect(processor,
m => m.Is.CreatedOn || m.Is.Key,
m => m.Is.UpdatedOn || m.Is.SavedOn || m.Is.Count);
}
processor.Return();
}
private void GenerateGetKeyValueDirect()
{
var method = _result.DefineMethod("GetKeyValueDirect", MethodAttr,
objectType, new Type[] { objectType });
_result.DefineMethodOverride(method, handlerBaseGetKeyValueDirect);
var processor = new ILBuilder(method.GetILGenerator());
if (_info.KeyMembers.Length == 1)
{
var h = _info.KeyMembers[0];
processor.LoadArg(1).Cast(_model);
processor.GetMember(h);
processor.Box(h.MemberType);
}
else
{
processor.LoadNull();
}
processor.Return();
}
private void GenerateCtorInit(ILBuilder ctorBuilder)
{
var method = _result.DefineMethod("CtorInit", CtMethodAttr, null, dbObjectSmartUpdateArgs);
_result.DefineMethodOverride(method, handlerBaseCtorInit);
var processor = new ILBuilder(method.GetILGenerator());
foreach (var f in _info.Members)
{
if (!(f.Is.RelationField || f.Is.LazyLoad))
{
continue;
}
if (f.MemberInfo.IsProperty)
{
var pi = (PropertyInfo)f.MemberInfo.GetMemberInfo();
var setter = pi.GetSetMethod(true);
if (setter.IsPrivate)
{
GenerateNewMemberWithPrivateSetter(f, processor, ctorBuilder);
}
else
{
processor.LoadArg(1);
GenerateNewMember(f, processor);
processor.CallVirtual(setter);
}
}
else
{
processor.LoadArg(1);
GenerateNewMember(f, processor);
processor.SetField((FieldInfo)f.MemberInfo.GetMemberInfo());
}
}
processor.Return();
}
private void GenerateSetValuesForSelectDirectDirect(bool noLazy)
{
var methodName = noLazy ? "SetValuesForSelectDirectNoLazy" : "SetValuesForSelectDirect";
var method = _result.DefineMethod(methodName, MethodAttr,
null, new Type[] { listKeyValuePairStringStringType });
_result.DefineMethodOverride(method, noLazy
? handlerBaseSetValuesForSelectDirectNoLazy
: handlerBaseSetValuesForSelectDirect);
var processor = new ILBuilder(method.GetILGenerator());
foreach (var f in _info.Members)
{
if (!f.Is.HasOne && !f.Is.HasMany && !f.Is.HasAndBelongsToMany)
{
if (noLazy || !f.Is.LazyLoad)
{
processor.LoadArg(1);
processor.LoadString(f.Name);
if (f.Name != f.MemberInfo.Name)
{
processor.LoadString(f.MemberInfo.Name);
}
else
{
processor.LoadNull();
}
processor.NewObj(keyValuePairStringStringCtor);
processor.CallVirtual(listKeyValuePairStringStringAdd);
}
}
}
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();
}
