private void RebuildIndex()
{
var pkColumn = GetColumn(_icolPk);
if (pkColumn == null)
{
_pkIndex = null;
return;
}
var dictionary = new Dictionary <object, int>(pkColumn.RowCount);
for (int i = 0; i < pkColumn.RowCount; i++)
{
var value = pkColumn.GetValue(i);
if (null == value)
{
throw CommonException.Create(ListExceptionDetail.NullValue(ListName, ListDef.IdProperty));
}
try
{
dictionary.Add(pkColumn.GetValue(i), i);
}
catch (Exception e)
{
throw CommonException.Create(ListExceptionDetail.DuplicateValue(ListName, ListDef.IdProperty, value), e);
}
}
_pkIndex = dictionary;
}
private int EnsureFindColumnIndex(string columnName)
{
if (string.IsNullOrEmpty(columnName))
{
return(-1);
}
int icol = FindColumnIndex(columnName);
if (icol < 0)
{
throw CommonException.Create(ListExceptionDetail.ColumnNotFound(ListName, columnName));
}
return(icol);
}
public ListData ChangeListDef(ListDef newListDef, IDictionary <string, string> originalColumnNames)
{
if (RowCount == 0 || originalColumnNames != null && originalColumnNames.Count == 0)
{
return(new ListData(newListDef));
}
var newColumns = new List <ColumnData>();
foreach (var annotationDef in newListDef.Properties)
{
string originalName;
if (originalColumnNames == null)
{
originalName = annotationDef.Name;
}
else
{
if (!originalColumnNames.TryGetValue(annotationDef.Name, out originalName))
{
newColumns.Add(ColumnData.MakeColumnData(annotationDef).SetRowCount(RowCount));
continue;
}
}
int icolOrig = FindColumnIndex(originalName);
var origColumn = Columns[icolOrig];
var origAnnotationDef = ListDef.Properties[icolOrig];
if (annotationDef.ValueType == origAnnotationDef.ValueType)
{
newColumns.Add(origColumn);
continue;
}
var newColumn = ColumnData.MakeColumnData(annotationDef).SetRowCount(RowCount);
for (int i = 0; i < RowCount; i++)
{
var origValue = origColumn.GetValue(i);
object newValue;
if (!TryChangeType(origValue, annotationDef.ValueType, out newValue))
{
throw CommonException.Create(
ListExceptionDetail.InvalidValue(newListDef.Name, origAnnotationDef.Name, origValue));
}
if (newValue != null)
{
newColumn.SetValue(i, newValue);
}
}
newColumns.Add(newColumn);
}
return(new ListData(newListDef, newColumns));
}
