static private DataTable SaveDynamicCollection_Deletes(esDataRequest request)
{
EfzCommand cmd = null;
DataTable dataTable = CreateDataTable(request);
using (esTransactionScope scope = new esTransactionScope())
{
using (EfzDataAdapter da = new EfzDataAdapter())
{
da.AcceptChangesDuringUpdate = false;
da.ContinueUpdateOnError = request.ContinueUpdateOnError;
try
{
cmd = da.DeleteCommand = Shared.BuildDynamicDeleteCommand(request, request.CollectionSavePacket[0].ModifiedColumns);
esTransactionScope.Enlist(cmd, request.ConnectionString, CreateIDbConnectionDelegate);
DataRow[] singleRow = new DataRow[1];
// Delete each record
foreach (esEntitySavePacket packet in request.CollectionSavePacket)
{
DataRow row = dataTable.NewRow();
dataTable.Rows.Add(row);
SetOriginalValues(request, packet, row, true);
row.AcceptChanges();
row.Delete();
singleRow[0] = row;
#region Profiling
if (sTraceHandler != null)
{
using (esTraceArguments esTrace = new esTraceArguments(request, cmd, packet, "SaveCollectionDynamic", System.Environment.StackTrace))
{
try
{
da.Update(singleRow);
}
catch (Exception ex)
{
esTrace.Exception = ex.Message;
throw;
}
}
}
else
#endregion
{
da.Update(singleRow);
}
if (row.HasErrors)
{
request.FireOnError(packet, row.RowError);
}
dataTable.Rows.Clear(); // ADO.NET won't let us reuse the same DataRow
}
}
finally
{
esTransactionScope.DeEnlist(cmd);
cmd.Dispose();
}
}
scope.Complete();
}
return request.Table;
}
static private DataTable SaveDynamicEntity(esDataRequest request)
{
bool needToDelete = request.EntitySavePacket.RowState == esDataRowState.Deleted;
DataTable dataTable = CreateDataTable(request);
using (EfzDataAdapter da = new EfzDataAdapter())
{
da.AcceptChangesDuringUpdate = false;
DataRow row = dataTable.NewRow();
dataTable.Rows.Add(row);
EfzCommand cmd = null;
switch (request.EntitySavePacket.RowState)
{
case esDataRowState.Added:
cmd = da.InsertCommand = Shared.BuildDynamicInsertCommand(request, request.EntitySavePacket.ModifiedColumns);
SetModifiedValues(request, request.EntitySavePacket, row);
break;
case esDataRowState.Modified:
cmd = da.UpdateCommand = Shared.BuildDynamicUpdateCommand(request, request.EntitySavePacket.ModifiedColumns);
SetOriginalValues(request, request.EntitySavePacket, row, false);
SetModifiedValues(request, request.EntitySavePacket, row);
row.AcceptChanges();
row.SetModified();
break;
case esDataRowState.Deleted:
cmd = da.DeleteCommand = Shared.BuildDynamicDeleteCommand(request, null);
SetOriginalValues(request, request.EntitySavePacket, row, true);
row.AcceptChanges();
row.Delete();
break;
}
if (!needToDelete && request.Properties != null)
{
request.Properties["esDataRequest"] = request;
request.Properties["esEntityData"] = request.EntitySavePacket;
dataTable.ExtendedProperties["props"] = request.Properties;
}
DataRow[] singleRow = new DataRow[1];
singleRow[0] = row;
try
{
if (!request.IgnoreComputedColumns)
{
da.RowUpdated += new EventHandler<System.Data.Common.RowUpdatedEventArgs>(OnRowUpdated);
}
esTransactionScope.Enlist(cmd, request.ConnectionString, CreateIDbConnectionDelegate);
#region Profiling
if (sTraceHandler != null)
{
using (esTraceArguments esTrace = new esTraceArguments(request, cmd, request.EntitySavePacket, "SaveEntityDynamic", System.Environment.StackTrace))
{
try
{
da.Update(singleRow);
}
catch (Exception ex)
{
esTrace.Exception = ex.Message;
throw;
}
}
}
else
#endregion
{
da.Update(singleRow);
}
}
finally
{
esTransactionScope.DeEnlist(cmd);
}
if (request.EntitySavePacket.RowState != esDataRowState.Deleted && cmd.Parameters != null)
{
foreach (EfzParameter param in cmd.Parameters)
{
switch (param.Direction)
{
case ParameterDirection.Output:
case ParameterDirection.InputOutput:
request.EntitySavePacket.CurrentValues[param.SourceColumn] = param.Value;
break;
}
}
}
cmd.Dispose();
}
return dataTable;
}
static private DataTable SaveStoredProcCollection(esDataRequest request)
{
bool needToInsert = false;
bool needToUpdate = false;
bool needToDelete = false;
Dictionary<DataRow, esEntitySavePacket> rowMapping = null;
if (request.ContinueUpdateOnError)
{
rowMapping = new Dictionary<DataRow, esEntitySavePacket>();
}
//================================================
// Create the DataTable ...
//================================================
DataTable dataTable = CreateDataTable(request);
foreach (esEntitySavePacket packet in request.CollectionSavePacket)
{
DataRow row = dataTable.NewRow();
switch (request.EntitySavePacket.RowState)
{
case esDataRowState.Added:
SetModifiedValues(request, packet, row);
dataTable.Rows.Add(row);
if (request.ContinueUpdateOnError) rowMapping[row] = packet;
break;
case esDataRowState.Modified:
SetOriginalValues(request, packet, row, false);
SetModifiedValues(request, packet, row);
dataTable.Rows.Add(row);
row.AcceptChanges();
row.SetModified();
if (request.ContinueUpdateOnError) rowMapping[row] = packet;
break;
case esDataRowState.Deleted:
SetOriginalValues(request, packet, row, true);
dataTable.Rows.Add(row);
row.AcceptChanges();
row.Delete();
if (request.ContinueUpdateOnError) rowMapping[row] = packet;
break;
}
}
if (Shared.HasUpdates(dataTable.Rows, out needToInsert, out needToUpdate, out needToDelete))
{
using (EfzDataAdapter da = new EfzDataAdapter())
{
EfzCommand cmd = null;
da.AcceptChangesDuringUpdate = false;
if (needToInsert) da.InsertCommand = cmd = Shared.BuildStoredProcInsertCommand(request);
if (needToUpdate) da.UpdateCommand = cmd = Shared.BuildStoredProcUpdateCommand(request);
if (needToDelete) da.DeleteCommand = cmd = Shared.BuildStoredProcDeleteCommand(request);
using (esTransactionScope scope = new esTransactionScope())
{
if (needToInsert) esTransactionScope.Enlist(da.InsertCommand, request.ConnectionString, CreateIDbConnectionDelegate);
if (needToUpdate) esTransactionScope.Enlist(da.UpdateCommand, request.ConnectionString, CreateIDbConnectionDelegate);
if (needToDelete) esTransactionScope.Enlist(da.DeleteCommand, request.ConnectionString, CreateIDbConnectionDelegate);
try
{
#region Profiling
if (sTraceHandler != null)
{
using (esTraceArguments esTrace = new esTraceArguments(request, cmd, "SaveCollectionStoredProcedure", System.Environment.StackTrace))
{
try
{
da.Update(dataTable); ;
}
catch (Exception ex)
{
esTrace.Exception = ex.Message;
throw;
}
}
}
else
#endregion
{
da.Update(dataTable);
}
}
finally
{
if (needToInsert) esTransactionScope.DeEnlist(da.InsertCommand);
if (needToUpdate) esTransactionScope.DeEnlist(da.UpdateCommand);
if (needToDelete) esTransactionScope.DeEnlist(da.DeleteCommand);
}
scope.Complete();
}
}
if (request.ContinueUpdateOnError && dataTable.HasErrors)
{
DataRow[] errors = dataTable.GetErrors();
foreach (DataRow rowWithError in errors)
{
request.FireOnError(rowMapping[rowWithError], rowWithError.RowError);
}
}
}
return request.Table;
}
