private void ToJson(JsonWriter writer, Row row, JsonSerializer serializer)
{
writer.WriteStartObject();
if (row.TrackAssignments)
{
var modified = row.assignedFields;
if (modified != null)
{
var fields = row.fields;
for (var i = 0; i < fields.Count; i++)
if (modified[i])
{
var f = fields[i];
if (!f.IsNull(row))
{
writer.WritePropertyName(f.PropertyName ?? f.Name);
f.ValueToJson(writer, row, serializer);
}
}
}
}
else
{
var fields = row.fields;
foreach (var f in fields)
if (!f.IsNull(row))
{
writer.WritePropertyName(f.PropertyName ?? f.Name);
f.ValueToJson(writer, row, serializer);
}
}
writer.WriteEndObject();
}
public void BeginEdit()
{
TrackAssignments = true;
if (originalValues == null)
originalValues = this.CloneRow();
}
public static List<PropertyItem> GetCustomFieldPropertyItems(IEnumerable<ICustomFieldDefinition> definitions, Row row, string fieldPrefix)
{
var list = new List<PropertyItem>();
foreach (var def in definitions)
{
var name = fieldPrefix + def.Name;
var field = row.FindFieldByPropertyName(name) ?? row.FindField(name);
list.Add(GetCustomFieldPropertyItem(def, field));
}
return list;
}
public void CloneInto(Row clone,
bool cloneHandlers)
{
clone.ignoreConstraints = ignoreConstraints;
foreach (var field in GetFields())
field.Copy(this, clone);
clone.tracking = tracking;
if (tracking)
{
if (assignedFields != null)
{
clone.assignedFields = new bool[assignedFields.Length];
Array.Copy(assignedFields, clone.assignedFields, assignedFields.Length);
}
}
else
clone.assignedFields = null;
clone.trackWithChecks = trackWithChecks;
clone.originalValues = originalValues;
if (dictionaryData != null)
clone.dictionaryData = (Hashtable)this.dictionaryData.Clone();
else
clone.dictionaryData = null;
if (indexedData != null)
{
clone.indexedData = new object[indexedData.Length];
for (var i = 0; i < indexedData.Length; i++)
clone.indexedData[i] = indexedData[i];
}
else
clone.indexedData = null;
if (previousValues != null)
clone.previousValues = previousValues.CloneRow();
else
clone.previousValues = null;
if (cloneHandlers)
{
clone.postHandler = this.postHandler;
clone.propertyChanged = this.propertyChanged;
if (this.validationErrors != null)
clone.validationErrors = new Dictionary<string, string>(this.validationErrors);
else
clone.validationErrors = null;
}
}
public void CancelEdit()
{
if (originalValues != null)
{
var original = originalValues;
originalValues = null;
for (var i = 0; i < fields.Count; i++)
fields[i].CopyNoAssignment(original, this);
assignedFields = original.assignedFields;
ClearValidationErrors();
}
}
private static void AddInstance(Dictionary<string, Dictionary<string, Row>> registry, Row row)
{
try
{
var connectionKey = GetConnectionKey(row.GetType());
Dictionary<string, Row> connectionRegistry;
if (!registry.TryGetValue(connectionKey, out connectionRegistry))
registry[connectionKey] = connectionRegistry = new Dictionary<string, Row>(StringComparer.OrdinalIgnoreCase);
var table = row.Table;
connectionRegistry.Add(table, row);
}
catch (Exception ex)
{
new InvalidOperationException(String.Format("Can't register Row instance in DataSchema: {0}",
row.GetType().FullName), ex).Log();
}
}
public RowValidationContext(IDbConnection connection, Row row)
{
this.row = row;
this.Connection = connection;
}
protected void CheckUnassignedRead(Row row)
{
if (row == null)
throw new ArgumentNullException("row");
if (!row.tracking)
return;
if (!row.trackWithChecks)
return;
if (row.IsAssigned(this))
return;
if (!this.GetIsNull(row))
return;
throw new InvalidOperationException(String.Format(
"{0} field on {1} is read before assigned a value!", this.Name, row.GetType().Name));
}
public abstract void AsObject(Row row, object value);
public abstract object AsObject(Row row);
public abstract int IndexCompare(Row row1, Row row2);
public abstract void GetFromReader(IDataReader reader, int index, Row row);
public abstract void Copy(Row source, Row target);
public abstract void ValueFromJson(JsonReader reader, Row row, JsonSerializer serializer);
public abstract void ValueToJson(JsonWriter writer, Row row, JsonSerializer serializer);
public void EndEdit()
{
if (postHandler != null &&
originalValues != null)
{
if (insidePostHandler > 0)
return; // exception daha iyi olabilir mi?
insidePostHandler++;
try
{
ClearValidationErrors();
postHandler(this);
if (HasErrors)
throw new Exception("Lütfen satırdaki işaretli alanları düzeltiniz.");
originalValues = null;
}
finally
{
insidePostHandler--;
}
if (PostEnded != null)
PostEnded(this, new EventArgs());
}
else
{
originalValues = null;
ClearValidationErrors();
}
}
public static string GetConnectionKey(Row row)
{
return GetConnectionKey(row.GetType());
}
protected abstract bool GetIsNull(Row row);
public bool IsNull(Row row)
{
CheckUnassignedRead(row);
return GetIsNull(row);
}
public void CopyNoAssignment(Row source, Row target)
{
Copy(source, target);
target.ClearAssignment(this);
}
