public bool TranslateException(Exception exception, out string message, out Exception newException)
{
message = exception.Message;
newException = exception;
if (exception is ProviderIncompatibleException)
{
message = Strings.DbConnectionError;
return(true);
}
if (exception is EntityCommandExecutionException)
{
message = Strings.DbCommandExecutionError;
return(true);
}
if (exception is DbEntityValidationException)
{
ValidationRuleViolations violations = new ValidationRuleViolations();
violations.Add((exception as DbEntityValidationException).EntityValidationErrors);
message = Strings.DbValidationError;
newException = new DbWrappedException(message, exception, violations);
return(true);
}
if (exception is DbUpdateException || exception is SqlException)
{
message = Strings.DbUpdateError;
newException = ExceptionUtils.GetInnerException(exception);
foreach (var regex in Strings.ConstraintRegexes)
{
if (regex.IsMatch(newException.Message))
{
string constraintName = regex.Matches(newException.Message)[0].Groups["cName"].ToString();
string constraintMessage = GetConstraintMessage(constraintName);
if (constraintMessage != null)
{
message = constraintMessage;
}
}
}
return(true);
}
return(false);
}
public bool TranslateException(Exception exception, out string message, out Exception newException)
{
message = exception.Message;
newException = exception;
if (exception is ProviderIncompatibleException) {
message = Strings.DbConnectionError;
return true;
}
if (exception is EntityCommandExecutionException) {
message = Strings.DbCommandExecutionError;
return true;
}
if (exception is DbEntityValidationException) {
ValidationRuleViolations violations = new ValidationRuleViolations();
violations.Add((exception as DbEntityValidationException).EntityValidationErrors);
message = Strings.DbValidationError;
newException = new DbWrappedException(message, exception, violations);
return true;
}
if (exception is DbUpdateException || exception is SqlException) {
message = Strings.DbUpdateError;
newException = ExceptionUtils.GetInnerException(exception);
if (exception is SqlException) {
foreach (var regex in Strings.ConstraintRegexes) {
if (regex.IsMatch(newException.Message)) {
string constraintName = regex.Matches(exception.Message)[0].Groups["cName"].ToString();
string constraintMessage = GetConstraintMessage(constraintName);
if (message != null) {
message = constraintMessage;
}
}
}
}
return true;
}
return false;
}
public ValidationRuleException(ValidationRuleViolations violations)
: base(Strings.ThereAreValidationErrors)
{
this.violations = violations;
}