//[email protected] /// <summary> /// /// </summary> /// <param name="Fields"></param> /// <param name="fc_New"></param> /// <returns> 0: Successed, 1:SetValue Fail;2:LoadDataField Fail;3:UpdataToDB Fail;4:Rollback Fail</returns> public Int32 UpdateData(IFields Fields, FieldCollection fc_New) { bool result = false; FieldCollection fc_Current = Fields.ToFieldCollection(); FieldCollection fc_Mark = fc_Current.Clone(); result = fc_Current.UpdateFieldsValue(fc_New); if (!result) return 2; DataProcessTask task = new DataProcessTask(); task.AddTaskItem(new DataProcessTaskItem(eDataOPType.OP_Update, fc_Current, null)); result = Fields.LoadFieldCollection(fc_Current); if (!result) return 3; result = ExeOneTask(task); if (!result) { result = Fields.LoadFieldCollection(fc_Mark); if (!result) return 4; } return 0; }
public DataProcessTaskItem SaveDataToTask(DataProcessTask task, IFields Fields)
{
FieldCollection fc = Fields.ToFieldCollection();
DataProcessTaskItem item = new DataProcessTaskItem(eDataOPType.OP_Update, fc, null);
task.AddTaskItem(item);
return item;
}
public bool LoadData(IFields Fields)
{
bool result;
FieldCollection fc = Fields.ToFieldCollection();
DataProcessTask task = new DataProcessTask();
DataProcessTaskItem DPTI = new DataProcessTaskItem(eDataOPType.Select, fc, null);
task.AddTaskItem(DPTI);
result = ExeOneTask(task);
return result && Fields.LoadFieldCollection(DPTI.Fields);
}
public bool SaveData(IFields Fields)
{
FieldCollection fc = Fields.ToFieldCollection();
DataProcessTask task = new DataProcessTask();
task.AddTaskItem(new DataProcessTaskItem(eDataOPType.OP_Update, fc, null));
return ExeOneTask(task);
}
public bool CreateData(IFields Fields)
{
if (Fields != null)
{
FieldCollection fc = Fields.ToFieldCollection();
DataProcessTask task = new DataProcessTask();
task.AddTaskItem(new DataProcessTaskItem(eDataOPType.OP_Insert, fc, null));
return ExeOneTask(task);
}
else
return false;
}