public void redrawRow(int absRowIndex) {
        int relRowIndex = absRowIndex - getPageStart();
        checkRowBounds(relRowIndex);
        setRowData(absRowIndex, Collections.singletonList(getVisibleItem(relRowIndex)));
    }
Redraw a single row using the existing data.

@param absRowIndex the absolute row index to redraw
stroom-core-client-widget/src/main/java/com/google/gwt/user/cellview/client/AbstractHasData.java