public void columnErrorCount() {
            doColumn("errorCount");
        }

        public void columnErrorLog() {
            doColumn("errorLog");
        }

        public void columnErrorName() {
            doColumn("errorName");
        }

        public void columnLastAccessTime() {
            doColumn("lastAccessTime");
        }

        public void columnThreadName() {

    public ColumnInfo columnErrorCount() {
        return _columnErrorCount;
    }

    public ColumnInfo columnErrorLog() {
        return _columnErrorLog;
    }

    public ColumnInfo columnErrorName() {
        return _columnErrorName;
    }

    public ColumnInfo columnLastAccessTime() {
        return _columnLastAccessTime;
    }

    public ColumnInfo columnThreadName() {