cellTable.setRowData(0, values);
cellTable.redraw();
pager.setDisplay(cellTable);
pagingPanel.clear();
final PaginationPrev prev = new PaginationPrev("prev");
prev.addClickHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
setPageAndRedraw(pager.getPage() - 1);
}
});