internal void Validate(int index, SyncColumnMapping item)
{
if (item == null)
{
throw SyncExpt.ArgumentNull("item");
}
if (item.Parent != null && this != item.Parent)
{
throw SyncExpt.Argument("", "item.Parent");
}
string serverColumn1 = item.ServerColumn;
if (SyncUtil.IsEmpty(serverColumn1))
{
index = 1;
string serverColumn2;
do
{
serverColumn2 = "ServerColumn" + index.ToString((IFormatProvider)CultureInfo.InvariantCulture);
++index;
}while (-1 != this.IndexOfServerColumn(serverColumn2));
item.ServerColumn = serverColumn2;
}
else
{
this.ValidateServerColumn(index, serverColumn1);
}
string clientColumn = item.ClientColumn;
this.ValidateClientColumn(index, clientColumn);
}
internal static void CheckArgumentNull(object value, string parameterName)
{
if (value == null)
{
throw SyncExpt.ArgumentNull(parameterName);
}
}