static memoryDatabaseModel()
{
Type type = typeof(valueType);
Attribute = fastCSharp.code.typeAttribute.GetAttribute <memoryDatabaseModel>(type, true, true) ?? memoryDatabaseModel.Default;
code.fieldIndex[] fieldArray = fastCSharp.code.memberIndexGroup <valueType> .GetFields(Attribute.MemberFilter);
subArray <memoryDatabaseModel.fieldInfo> fields = new subArray <memoryDatabaseModel.fieldInfo>(), primaryKeys = new subArray <memoryDatabaseModel.fieldInfo>();
memoryDatabaseModel.fieldInfo identity = default(memoryDatabaseModel.fieldInfo);
int isCase = 0, isIdentity = 0;
foreach (code.fieldIndex field in fieldArray)
{
Type memberType = field.Member.FieldType;
if (!memberType.IsPointer && (!memberType.IsArray || memberType.GetArrayRank() == 1) && !field.IsIgnore)
{
dataMember memberAttribute = field.GetAttribute <dataMember>(true, true) ?? dataMember.DefaultDataMember;
if (memberAttribute.IsSetup)
{
fields.Add(new memoryDatabaseModel.fieldInfo(field, memberAttribute));
MemberMap.SetMember(field.MemberIndex);
if (isIdentity == 0)
{
if (memberAttribute != null && memberAttribute.IsIdentity)
{
identity = new memoryDatabaseModel.fieldInfo(field, memberAttribute);
isIdentity = 1;
}
else if (isCase == 0 && field.Member.Name == fastCSharp.config.memoryDatabase.Default.DefaultIdentityName)
{
identity = new memoryDatabaseModel.fieldInfo(field, memberAttribute);
isCase = 1;
}
else if (identity.Field == null && field.Member.Name.ToLower() == fastCSharp.config.memoryDatabase.Default.DefaultIdentityName)
{
identity = new memoryDatabaseModel.fieldInfo(field, memberAttribute);
}
}
if (memberAttribute.PrimaryKeyIndex != 0)
{
primaryKeys.Add(new memoryDatabaseModel.fieldInfo(field, memberAttribute));
}
}
}
}
IsAllMember = fields.length == fieldArray.Length ? 1 : 0;
if ((Identity = identity).Field != null)
{
#if NOJIT
new sqlModel <valueType> .identity32(identity.Field).Get(out GetIdentity, out SetIdentity);
#else
GetIdentity = getIdentityGetter32("GetMemoryDatabaseIdentity", identity.Field);
SetIdentity = getIdentitySetter32("SetMemoryDatabaseIdentity", identity.Field);
#endif
}
PrimaryKeys = primaryKeys.ToArray();
}
/// <summary>
/// 获取数据库成员信息
/// </summary>
/// <param name="member">成员信息</param>
/// <returns>数据库成员信息</returns>
internal static dataMember Get(memberIndex member)
{
dataMember value = member.GetAttribute <dataMember>(true, false);
if (value == null || value.DataType == null)
{
if (member.Type.IsEnum)
{
if (value == null)
{
value = new dataMember();
}
value.DataType = System.Enum.GetUnderlyingType(member.Type);
}
else
{
dataMember sqlMember = fastCSharp.code.typeAttribute.GetAttribute <dataMember>(member.Type, false, false);
if (sqlMember != null && sqlMember.DataType != null)
{
if (value == null)
{
value = new dataMember();
}
value.DataType = sqlMember.DataType;
if (sqlMember.DataType.nullableType() != null)
{
value.IsNull = true;
}
}
}
}
else if (member.Type.IsEnum)
{
Type enumType = System.Enum.GetUnderlyingType(member.Type);
if (enumType != value.DataType)
{
value.EnumType = enumType;
}
}
if (value == null)
{
Type nullableType = member.Type.nullableType();
if (nullableType == null)
{
if (fastCSharp.code.typeAttribute.GetAttribute <sqlColumn>(member.Type, false, false) == null)
{
Type dataType = member.Type.formCSharpType().toCSharpType();
if (dataType != member.Type)
{
value = new dataMember();
value.DataType = dataType;
}
}
}
else
{
value = new dataMember();
value.IsNull = true;
Type dataType = nullableType.formCSharpType().toCSharpType();
if (dataType != nullableType)
{
value.DataType = dataType.toNullableType();
}
}
}
return(value ?? DefaultDataMember);
}
/// <summary>
/// 格式化数据库成员信息
/// </summary>
/// <param name="value"></param>
/// <param name="type"></param>
/// <param name="isSqlColumn"></param>
/// <returns></returns>
internal static dataMember FormatSql(dataMember value, Type type, ref bool isSqlColumn)
{
if (type.IsEnum)
{
Type enumType = System.Enum.GetUnderlyingType(type);
if (enumType == typeof(sbyte))
{
enumType = typeof(byte);
}
else if (enumType == typeof(ushort))
{
enumType = typeof(short);
}
else if (enumType == typeof(ulong))
{
enumType = typeof(long);
}
if (value == null)
{
return new dataMember {
DataType = enumType
}
}
;
if (value.DataType == null)
{
value.DataType = enumType;
}
else if (enumType != value.DataType)
{
value.EnumType = enumType;
}
return(value);
}
Type nullableType = null;
if (type.IsGenericType)
{
Type genericType = type.GetGenericTypeDefinition();
if (genericType == typeof(fastCSharp.sql.fileBlockMember <>))
{
if (value == null)
{
return new dataMember {
DataType = typeof(fastCSharp.io.fileBlockStream.index)
}
}
;
value.DataType = typeof(fastCSharp.io.fileBlockStream.index);
return(value);
}
if (genericType == typeof(Nullable <>))
{
nullableType = type.GetGenericArguments()[0];
}
}
else if (fastCSharp.code.typeAttribute.GetAttribute <sqlColumn>(type, false, false) != null)
{
isSqlColumn = true;
return(DefaultDataMember);
}
if (value == null || value.DataType == null)
{
dataMember sqlMember = fastCSharp.code.typeAttribute.GetAttribute <dataMember>(type, false, false);
if (sqlMember != null && sqlMember.DataType != null)
{
if (value == null)
{
value = new dataMember();
}
value.DataType = sqlMember.DataType;
if (sqlMember.DataType.IsValueType && sqlMember.DataType.IsGenericType && sqlMember.DataType.GetGenericTypeDefinition() == typeof(Nullable <>))
{
value.IsNull = true;
}
}
}
if (value == null)
{
if (nullableType == null)
{
Type dataType = type.formCSharpType().toCSharpType();
if (dataType != type)
{
value = new dataMember {
DataType = dataType
}
}
;
}
else
{
value = new dataMember {
IsNull = true
};
Type dataType = nullableType.formCSharpType().toCSharpType();
if (dataType != nullableType)
{
value.DataType = dataType.toNullableType();
}
}
}
return(value ?? DefaultDataMember);
}
