public virtual string SaveChanges()
{
string ret = "";
db.SaveChanges();
return(ret);
}
public virtual string SaveChanges()
{
string ret = "";
try
{
db.SaveChanges();
}
catch (DbEntityValidationException ex0)
{
foreach (var eve in ex0.EntityValidationErrors)
{
ret += string.Format("Entity of type \"{0}\" in state \"{1}\" has the following validation errors:",
eve.Entry.Entity.GetType().Name, eve.Entry.State);
foreach (var ve in eve.ValidationErrors)
{
ret += string.Format("- Property: \"{0}\", Error: \"{1}\"",
ve.PropertyName, ve.ErrorMessage);
}
}
}
catch (Exception ex)
{
Exception inner = ex;
while (inner.InnerException != null)
{
inner = inner.InnerException;
}
ret = inner.Message;
}
return(ret);
}