/// <summary>
/// 添加字段
/// </summary>
/// <param name="field">字段信息</param>
public void PushMemberMap(fieldIndex field)
{
Label isMember = generator.DefineLabel();
generator.memberMapIsMember(OpCodes.Ldarg_2, field.MemberIndex);
generator.Emit(OpCodes.Brfalse_S, isMember);
Push(field);
generator.MarkLabel(isMember);
}
/// <summary>
/// 添加字段
/// </summary>
/// <param name="field">字段信息</param>
public void Push(fieldIndex field)
{
generator.Emit(OpCodes.Ldarg_0);
if (field.Member.FieldType.IsValueType)
{
generator.Emit(OpCodes.Ldflda, field.Member);
generator.Emit(OpCodes.Initobj, field.Member.FieldType);
}
else
{
generator.Emit(OpCodes.Ldnull);
generator.Emit(OpCodes.Stfld, field.Member);
}
}
/// <summary>
/// 添加字段
/// </summary>
/// <param name="field">字段信息</param>
public void Push(fieldIndex field)
{
generator.Emit(OpCodes.Ldarg_0);
if (isValueType)
{
generator.Emit(OpCodes.Ldarga_S, 1);
}
else
{
generator.Emit(OpCodes.Ldind_Ref);
generator.Emit(OpCodes.Ldarg_1);
}
generator.Emit(OpCodes.Ldfld, field.Member);
generator.Emit(OpCodes.Stfld, field.Member);
}
/// <summary>
///
/// </summary>
/// <param name="field"></param>
/// <returns></returns>
internal static memberInfo GetSerialize(fieldIndex field)
{
memberInfo member = new memberInfo(field);
Type type = field.Member.FieldType;
if (type.IsEnum) cSharp.dataSerialize.FixedSizes.TryGetValue(type.GetEnumUnderlyingType(), out member.SerializeFixedSize);
else if (type.IsValueType)
{
Type nullType = type.nullableType();
if (nullType == null)
{
cSharp.dataSerialize.FixedSizes.TryGetValue(type, out member.SerializeFixedSize);
if (type == typeof(bool)) member.NullMapSize = 1;
}
else
{
member.NullMapSize = type == typeof(bool?) ? (byte)2 : (byte)1;
cSharp.dataSerialize.FixedSizes.TryGetValue(nullType, out member.SerializeFixedSize);
}
}
else member.NullMapSize = 1;
return member;
}
/// <summary>
/// 字段信息
/// </summary>
/// <param name="field">字段信息</param>
/// <param name="attribute">数据库成员信息</param>
internal fieldInfo(fieldIndex field, dataMember attribute)
{
Field = field.Member;
MemberMapIndex = field.MemberIndex;
DataMember = dataMember.FormatSql(attribute, Field.FieldType, ref IsSqlColumn);
if ((NullableDataType = DataMember.DataType) == null)
{
NullableDataType = Field.FieldType;
}
if ((DataReaderMethod = fastCSharp.emit.pub.GetDataReaderMethod(DataType = NullableDataType.nullableType() ?? NullableDataType)) == null)
{
if (IsSqlColumn)
{
if (isSqlColumn(DataType))
{
return;
}
IsSqlColumn = false;
}
#if NOJIT
DataType = NullableDataType = typeof(string);
DataReaderMethod = fastCSharp.emit.pub.GetDataReaderMethodInfo;
#else
DataReaderMethod = fastCSharp.emit.pub.GetDataReaderMethod(DataType = NullableDataType = typeof(string));
#endif
IsUnknownJson = true;
ToSqlCastMethod = fastCSharp.emit.jsonSerializer.SqlToJsonMethod.MakeGenericMethod(Field.FieldType);
ToModelCastMethod = fastCSharp.emit.jsonParser.SqlParseMethod.MakeGenericMethod(Field.FieldType);
}
else
{
ToSqlCastMethod = fastCSharp.emit.pub.GetCastMethod(Field.FieldType, DataType);
ToModelCastMethod = fastCSharp.emit.pub.GetCastMethod(DataType, Field.FieldType);
}
SqlFieldName = new fastCSharp.stateSearcher.asciiSearcher(keywords).Search(Field.Name.ToLower()) < 0 ? Field.Name : toSqlName(Field.Name);
ToSqlMethod = fastCSharp.emit.pub.GetSqlConverterMethod(DataType);
}
/// <summary>
/// 字段信息
/// </summary>
/// <param name="field"></param>
/// <param name="attribute"></param>
public fieldInfo(fieldIndex field, dataMember attribute)
{
Field = field.Member;
DataMember = attribute;
MemberMapIndex = field.MemberIndex;
}
