private SData LoadEntityFromDisk(Type t)
{
JEntity entityAttr = AttrHelper.GetClassAttribute <JEntity>(t);
if (entityAttr.DsType != typeof(JsonDs))
{
throw new InvalidOperationException("Not a json file stored entity");
}
//long tstart = DateTime.Now.Ticks;
SData sdata = new SData()
{
DataType = t
};
Type lt = typeof(List <>);
Type listType = lt.MakeGenericType(t);
object list = null;
string filename = GetDataFilePathForType(t);
FileInfo fileInfo = new FileInfo(filename);
if (fileInfo.Exists)
{
list = JsonSerializeHelper.LoadForType(filename, listType);
}
else
{
list = Activator.CreateInstance(listType);
}
foreach (var x in (IList)list)
{
INotifyPropertyChanged notifier = x as INotifyPropertyChanged;
if (notifier != null)
{
notifier.PropertyChanged += Notifier_PropertyChanged;
}
}
PropertyInfo pkProp = AttrHelper.GetProperty <JPrimaryKey>(t);
if (pkProp != null)
{
foreach (var o in (IList)list)
{
object pk = pkProp.GetValue(o);
try
{
sdata.PkCache.Add(pk, o);
}
catch (ArgumentException ex)
{
Log.ProcessDebug("Dublicate pk entity: " + t + " pk value: " + pk + " Error text: " + ex);
}
}
}
sdata.DataList = list;
sdatas.Add(sdata);
return(sdata);
}
protected JoinEntityData FindAllJoinData(Type t1, Type t2, string joinTableName)
{
JoinEntityData joinData = GetJoinData(t1, t2, joinTableName);
if (joinData == null)
{
long tstart = DateTime.Now.Ticks;
//sort before add
TypeComparer typeComparer = new TypeComparer();
Type[] ts = new Type[] { t1, t2 };
Array.Sort(ts, typeComparer);
joinData = new JoinEntityData()
{
DataType1 = ts[0], DataType2 = ts[1], JoinTableName = joinTableName
};
var listType = typeof(List <JoinEntityDataItem>);
List <JoinEntityDataItem> list = null;
string filename = Path.Combine(Path.Combine(FrwConfig.Instance.ProfileDir, DATA_STORAGE), joinData.DataType1.FullName + "_" + joinData.DataType2.FullName +
(joinTableName != null ? ("_" + joinTableName) : "") + ".json");
FileInfo fileInfo = new FileInfo(filename);
if (fileInfo.Exists)
{
list = JsonSerializeHelper.LoadForType(filename, listType);
}
else
{
list = (List <JoinEntityDataItem>)Activator.CreateInstance(listType);
}
joinData.DataList = list;
long tstartConvert = DateTime.Now.Ticks;
PropertyInfo pkProp1 = AttrHelper.GetProperty <JPrimaryKey>(joinData.DataType1);
if (pkProp1.PropertyType != typeof(string))
{
foreach (var l in joinData.DataList)
{
l.Pk1 = JsonSerializeHelper.DeserializeString(l.Pk1.ToString(), pkProp1.PropertyType);
}
}
PropertyInfo pkProp2 = AttrHelper.GetProperty <JPrimaryKey>(joinData.DataType1);
if (pkProp2.PropertyType != typeof(string))
{
foreach (var l in joinData.DataList)
{
l.Pk2 = JsonSerializeHelper.DeserializeString(l.Pk2.ToString(), pkProp2.PropertyType);
}
}
joinDatas.Add(joinData);
long tend = DateTime.Now.Ticks;
//Log.ProcessDebug("======= Loaded join data : " + sdata.DataType1 + " " + sdata.DataType2 + " Count: " + ((IList)list).Count + " Time: " + (tend - tstart) / 10000 + " mils" + " include time converting: " + (tend - tstartConvert) / 10000 + " mils");
}
return(joinData);
}
