WriteByte(byte) error
	WriteString(string) (int, error)
}

// Builder builder interface
type Builder interface {
	Writer
	WriteQuoted(field interface{})
	AddVar(Writer, ...interface{})
	AddError(error) error
}

// Clause
type Clause struct {
	Name                string // WHERE
	BeforeExpression    Expression
	AfterNameExpression Expression
	AfterExpression     Expression

						} else {
							db.AddError(fmt.Errorf("relation %s not found", association))
							return nil
						}
					}
				} else {
					db.AddError(fmt.Errorf("relation %s not found", association))
					return nil
				}
			}

			if q.limitPerRecord > 0 {
				if relation.JoinTable != nil {
					tx.AddError(fmt.Errorf("many2many relation %s don't support LimitPerRecord", association))

	return db.Statement.Settings.Load(fmt.Sprintf("%p", db.Statement) + key)
}

// Callback returns callback manager
func (db *DB) Callback() *callbacks {
	return db.callbacks
}

// AddError add error to db
func (db *DB) AddError(err error) error {
	if err != nil {
		if db.Config.TranslateError {
			if errTranslator, ok := db.Dialector.(ErrorTranslator); ok {
				err = errTranslator.Translate(err)
			}
		}

    public boolean hasErrorArtifactExceptions() {
        return errorArtifactExceptions != null;
    }

    public MetadataResolutionResult addError(Exception e) {
        exceptions = initList(exceptions);

        exceptions.add(e);

        return this;
    }

    public List<ArtifactResolutionException> getErrorArtifactExceptions() {

			switch arg := arg.(type) {
			case string:
				tx.Statement.Selects = append(tx.Statement.Selects, arg)
			case []string:
				tx.Statement.Selects = append(tx.Statement.Selects, arg...)
			default:
				tx.AddError(fmt.Errorf("unsupported select args %v %v", query, args))
				return
			}
		}

		if clause, ok := tx.Statement.Clauses["SELECT"]; ok {
			clause.Expression = nil
			tx.Statement.Clauses["SELECT"] = clause

                logger.error("IndexUpdater is terminated.", t);
                org.codelibs.fess.exec.Crawler.addError(t.getClass().getSimpleName());
            } else if (logger.isInfoEnabled()) {
                logger.info("IndexUpdater is terminated.");
                org.codelibs.fess.exec.Crawler.addError(t.getClass().getSimpleName());
            }
            forceStop();
        } finally {

     * This method is thread-safe and can be called from multiple crawler threads.
     *
     * @param msg the error message to add; ignored if null or blank
     */
    public static void addError(final String msg) {
        if (StringUtil.isNotBlank(msg)) {
            errors.offer(msg);
        }
    }

    /**
     * Command-line options container for the crawler application.