private void Init(Setting setting)
{
this.Indexs = IndexHelper.CreatIndexs(setting, this.ObjectFolder);
this.Setting = setting;
var primary = this.Indexs.Find(o => o.IsPrimaryKey);
this.PrimaryKey = primary.FieldName;
ObjectConverter = new Dynamic.Converter.ObjectConverter(this.Setting.Columns.ToList(), this.PrimaryKey);
}
public void UpdateSetting(Setting newsetting)
{
ensureincremental(newsetting);
var check = SettingHelper.UpdateSetting(newsetting.Columns.ToList(), this.Setting);
lock (_Locker)
{
if (check.ShouldRebuild)
{
RebuildTable(check.NewSetting);
}
else if (check.HasChange)
{
// reinit index... and try to find remove or create index.
var newindexs = IndexHelper.CreatIndexs(check.NewSetting, this.ObjectFolder);
foreach (var item in newindexs)
{
item.Close();
}
List <string> toremove = new List <string>();
foreach (var item in this.Indexs)
{
var newer = newindexs.Find(o => o.FieldName == item.FieldName);
if (newer == null)
{
toremove.Add(item.FieldName);
}
}
Dictionary <string, bool> indexToRebuild = new Dictionary <string, bool>();
foreach (var item in newindexs)
{
var older = this.Indexs.Find(o => o.FieldName == item.FieldName);
if (older == null)
{
indexToRebuild.Add(item.FieldName, item.IsUnique);
}
}
foreach (var item in indexToRebuild)
{
this.CreateIndex(item.Key, item.Value, check.NewSetting);
}
foreach (var item in toremove)
{
this.RemoveIndex(item);
}
this.Setting = check.NewSetting;
SettingHelper.WriteSetting(this.SettingFile, this.Setting);
var primary = newindexs.Find(o => o.IsPrimaryKey);
this.ObjectConverter = new Dynamic.Converter.ObjectConverter(this.Setting.Columns.ToList(), primary.FieldName);
this.PrimaryKey = primary.FieldName;
foreach (var item in this.Indexs)
{
item.Close();
}
this.Indexs = newindexs;
foreach (var item in this.Indexs)
{
item.Close();
}
}
this.Close();
}
}