public bool Update(List <T> dtoList)
{
using (var db = new OracleContext())
{
using (var trans = db.Database.BeginTransaction())
{
T entity = null;
try
{
var dbSet = db.Set <T>();
dtoList.ForEach(x =>
{
entity = dbSet.Find(x.ID);
if (entity != null)
{
db.Entry(entity).CurrentValues.SetValues(x);
}
});
db.SaveChanges();
trans.Commit();//Data Saved Successfully. Transaction Commited
return(true);
}
catch (DbEntityValidationException dbEx)
{
foreach (var validationErrors in dbEx.EntityValidationErrors)
{
foreach (var validationError in validationErrors.ValidationErrors)
{
Logger.Error(string.Format("Property: {0} Error: {1}", validationError.PropertyName, validationError.ErrorMessage));
}
}
return(false);
}
catch (DbException ex)
{
Logger.Error(ex.Message, ex);
return(false);
}
catch (Exception ex)
{
trans.Rollback();//Error Occured during data saved. Transaction Rolled Back
Logger.Error(ex.Message, ex);
return(false);
}
}
}
}
private void BtnSalvar_Click(object sender, EventArgs e)
{
var cliente = new Cliente()
{
Nome = txtNome.Text
};
var db = new OracleContext();
if (txtId.Text == String.Empty)
{
db.Clientes.Add(cliente);
}
else
{
cliente.Id = int.Parse(txtId.Text);
db.Entry(cliente).State = EntityState.Modified;
}
db.SaveChanges();
MessageBox.Show("Cliente salvo com sucesso");
Close();
}
public T Update(T dto)
{
T entity = null;
try
{
using (var db = new OracleContext())
{
entity = db.Set <T>().Find(dto.ID);
if (entity != null)
{
db.Entry(entity).CurrentValues.SetValues(dto);
db.SaveChanges();
}
}
}
catch (DbEntityValidationException dbEx)
{
foreach (var validationErrors in dbEx.EntityValidationErrors)
{
foreach (var validationError in validationErrors.ValidationErrors)
{
Logger.Error(string.Format("Property: {0} Error: {1}", validationError.PropertyName, validationError.ErrorMessage));
}
}
entity = null;
}
catch (DbException ex)
{
Logger.Error(ex.Message, ex);
entity = null;
}
catch (Exception ex)
{
entity = null;
Logger.Error(ex.Message, ex);
}
return(entity);
}
