public void SaveDataCollectionThroughCollection(Boolean requiredTransaction, String conName, params IEnumerable[] saveItems)
{
CommandExecutor command;
Boolean blnBeginTrans = false;
CustomList<BaseItem> itemNew;
CustomList<BaseItem> itemUpdate;
CustomList<BaseItem> itemDelete;
try
{
if (saveItems.IsNull() || saveItems.Count().IsZero())
{
throw new Exception("Collection not Initialized");
}
if (requiredTransaction.IsFalse())
{
if (conName.Length > 0)
{
OpenConnection(conName);
}
else
{
OpenConnection(String.Empty);
}
}
if (disconnection.IsNotNull())
{
if (requiredTransaction.IsFalse())
{
transaction = disconnection.BeginTransaction(IsolationLevel.ReadUncommitted);
blnBeginTrans = true;
}
else
{
if (transaction.IsNull())
{
throw new Exception("Transaction is not initialized");
}
blnBeginTrans = true;
}
}
else
{
throw new Exception("Connection is not initialized");
}
//For Delete
saveItems = saveItems.Reverse();
foreach (IEnumerable saveList in saveItems)
{
CustomList<BaseItem> saveItemBase = saveList.ToCustomList<BaseItem>();
itemDelete = saveItemBase.GetChanges(ItemState.Deleted);
switch (ProviderType)
{
case Util.ConnectionLibrary.SQlClient:
command = new CommandExecutor(transaction, ProviderType);
if (itemDelete.IsNotNull() && itemDelete.Count.NotEquals(0))
{
command.Update(itemDelete, Util.OperationType.Delete);
}
break;
}
}
//For Insert Update
saveItems = saveItems.Reverse();
foreach (IEnumerable saveList in saveItems)
{
CustomList<BaseItem> saveItemBase = saveList.ToCustomList<BaseItem>();
itemNew = saveItemBase.GetChanges(ItemState.Added);
itemUpdate = saveItemBase.GetChanges(ItemState.Modified);
switch (ProviderType)
{
case Util.ConnectionLibrary.SQlClient:
command = new CommandExecutor(transaction, ProviderType);
if (itemNew.IsNotNull() && itemNew.Count.NotEquals(0))
{
command.Update(itemNew, Util.OperationType.Insert);
}
if (itemUpdate.IsNotNull() && itemUpdate.Count.NotEquals(0))
{
command.Update(itemUpdate, Util.OperationType.Update);
}
break;
}
}
if (requiredTransaction.IsFalse())
{
if (blnBeginTrans)
{
transaction.Commit();
blnBeginTrans = false;
}
disconnection.Close();
disconnection.Dispose();
disconnection = null;
}
}
catch (OleDbException exOleDb)
{
if (blnBeginTrans && requiredTransaction.IsFalse())
{
transaction.Rollback();
if (disconnection.IsNotNull())
{
if (disconnection.State == ConnectionState.Open)
{
disconnection.Close();
}
disconnection.Dispose();
disconnection = null;
}
}
throw (exOleDb);
}
catch (DBConcurrencyException exDbce)
{
if (blnBeginTrans && requiredTransaction.IsFalse())
{
transaction.Rollback();
if (disconnection.IsNotNull())
{
if (disconnection.State == ConnectionState.Open)
{
disconnection.Close();
}
disconnection.Dispose();
disconnection = null;
}
}
throw (exDbce);
}
catch (Exception ex)
{
if (blnBeginTrans && requiredTransaction.IsFalse())
{
transaction.Rollback();
if (disconnection.IsNotNull())
{
if (disconnection.State == ConnectionState.Open)
{
disconnection.Close();
}
disconnection.Dispose();
disconnection = null;
}
}
throw (ex);
}
}
//zaki - Insert record and get Scope_Identity()
public object SaveDataCollectionThroughCollection(Boolean requiredTransaction, String conName, Util.CrudType opMode, IEnumerable saveItem)
{
CommandExecutor command;
Boolean blnBeginTrans = false;
CustomList<BaseItem> itemNew;
try
{
if (saveItem.IsNull())
{
throw new Exception("Collection not Initialized");
}
if (requiredTransaction.IsFalse())
{
if (conName.Length > 0)
{
OpenConnection(conName);
}
else
{
OpenConnection(String.Empty);
}
}
if (disconnection.IsNotNull())
{
if (requiredTransaction.IsFalse())
{
transaction = disconnection.BeginTransaction(IsolationLevel.ReadUncommitted);
blnBeginTrans = true;
}
else
{
if (transaction.IsNull())
{
throw new Exception("Transaction is not initialized");
}
blnBeginTrans = true;
}
}
else
{
throw new Exception("Connection is not initialized");
}
CustomList<BaseItem> saveItemBase = saveItem.ToCustomList<BaseItem>();
itemNew = saveItemBase.GetChanges(ItemState.Added);
object retVal = null;
switch (ProviderType)
{
case Util.ConnectionLibrary.SQlClient:
command = new CommandExecutor(transaction, ProviderType);
if (itemNew.IsNotNull() && itemNew.Count.NotEquals(0))
{
retVal = command.Insert(itemNew, Util.OperationType.Insert);
}
break;
default: break;
}
if (requiredTransaction.IsFalse())
{
if (blnBeginTrans)
{
transaction.Commit();
blnBeginTrans = false;
}
disconnection.Close();
disconnection.Dispose();
disconnection = null;
}
return retVal;
}
catch (OleDbException exOleDb)
{
if (blnBeginTrans && requiredTransaction.IsFalse())
{
transaction.Rollback();
if (disconnection.IsNotNull())
{
if (disconnection.State == ConnectionState.Open)
{
disconnection.Close();
}
disconnection.Dispose();
disconnection = null;
}
}
throw (exOleDb);
}
catch (DBConcurrencyException exDbce)
{
if (blnBeginTrans && requiredTransaction.IsFalse())
{
transaction.Rollback();
if (disconnection.IsNotNull())
{
if (disconnection.State == ConnectionState.Open)
{
disconnection.Close();
}
disconnection.Dispose();
disconnection = null;
}
}
throw (exDbce);
}
catch (Exception ex)
{
if (blnBeginTrans && requiredTransaction.IsFalse())
{
transaction.Rollback();
if (disconnection.IsNotNull())
{
if (disconnection.State == ConnectionState.Open)
{
disconnection.Close();
}
disconnection.Dispose();
disconnection = null;
}
}
throw (ex);
}
}
