@Override
    public boolean equals(final Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        final ColumnValueSelection that = (ColumnValueSelection) o;
        return invert == that.invert && Objects.equals(values, that.values);
    }
This filter is enabled if any values are selected or if the filter is inverted so only the selected values are
included.

@return True if this filter is enabled.
stroom-query/stroom-query-api/src/main/java/stroom/query/api/ColumnValueSelection.java