/// <summary>
/// 更新缓存数据
/// </summary>
/// <param name="value">缓存数据</param>
/// <param name="newValue">更新后的新数据</param>
/// <param name="oldValue">更新前的数据</param>
/// <param name="updateMemberMap">更新成员位图</param>
protected void update(valueType value, valueType newValue, valueType oldValue, MemberMap <modelType> updateMemberMap)
{
using (MemberMap <modelType> memberMap = MemberMap.Copy())
{
memberMap.And(updateMemberMap);
AutoCSer.MemberCopy.Copyer <modelType> .Copy(value, newValue, memberMap);
memberMap.Xor(MemberMap);
memberMap.And(MemberMap);
AutoCSer.MemberCopy.Copyer <modelType> .Copy(oldValue, value, memberMap);
AutoCSer.MemberCopy.Copyer <modelType> .Copy(newValue, value, memberMap);
}
}
/// <summary>
/// 设置真实成员位图
/// </summary>
/// <typeparam name="valueType"></typeparam>
/// <typeparam name="modelType"></typeparam>
/// <param name="sqlTool"></param>
/// <param name="memberMap"></param>
internal override void SetRealMemberMap <valueType, modelType>(Sql.Table <valueType, modelType> sqlTool, MemberMap <modelType> memberMap)
{
if (sqlTool.Attribute.IsSetRealMemberMap)
{
MemberMap <modelType> realMemberMap = MemberMap <modelType> .NewEmpty();
using (DbConnection connection = GetConnection())
using (DbCommand command = getCommand(connection, "select top 1 * from [" + sqlTool.TableName + "]", CommandType.Text))
using (DataSet dataSet = getDataSet(command))
{
foreach (DataColumn dataColumn in dataSet.Tables[0].Columns)
{
realMemberMap.SetMember(dataColumn.ColumnName);
}
}
memberMap.And(realMemberMap);
}
}
