Fórum EDM x Transação #3489
11/03/2009
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11/03/2009
Fabio Mans
DataClassesDataContext objDataClass = new DataClassesDataContext
(ConfigurationManager.ConnectionStrings
[Constants.ConnectionString].ConnectionString);
try
{ // Nullable data type as the methods generated for SP will use Nullable
// type
int? intCategoryID =0;
int? intProductID =0; // Open the connection
objDataClass.Connection.Open(); // Begin the transaction
trans = objDataClass.Connection.BeginTransaction();
// Assign transaction to context class
// All the database operation perform by this object will now use
//transaction
objDataClass.Transaction = trans; // Insert Category
// I have to use Ref keyword CategoryID of newly added category will
// be assign to this variable
objDataClass.InsertCategory
(
ref intCategoryID,
txtName.Text.Trim().Replace(“‘”, “””),
txtDescription.Text.Trim().Replace(“‘”, “””),
new byte[0]
);
// Insert Product
// I have to use Ref keyword as ProductID of newly generated product will
// be assign to this variable
objDataClass.InsertProduct
(
ref intProductID,
txtProductName.Text.Trim().Replace(“‘”,“””),
null,
intCategoryID,
txtQuantityPerUnit.Text.Trim().Replace(“‘”, “””),
Convert.ToDecimal(
txtUnitPrice.Text.Trim().Replace(“‘”, “””)
),
null,
null,
null,
0);
// Commit transaction
trans.Commit();
}
catch (Exception ex)
{ // Rollback transaction
if (trans != null)
trans.Rollback();
}
finally
{ // Close the connection
if (objDataClass.Connection.State == ConnectionState.Open)
objDataClass.Connection.Close();
}
Gostei + 0
11/03/2009
Nefrodata Ltda
Gostei + 0
11/03/2009
Fabio Mans
Gostei + 0
11/03/2009
Nefrodata Ltda
Gostei + 0
11/03/2009
Fabio Mans
Gostei + 0
11/03/2009
Nefrodata Ltda
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