public Response getPivotTableModel(PivotTableParameters pars) {
filterPanel.pull();
SalesPivotVO vo= (SalesPivotVO)filterPanel.getVOModel().getValueObject();
vo.setPivotPars(pars);
pars.setInputFilter(new InputFilter());
Response res = ClientUtils.getData("salesPivot",vo);
if (res.isError())
OptionPane.showMessageDialog(SalesPivotFrame.this,res.getErrorMessage(),"Error while loading data",JOptionPane.ERROR_MESSAGE);
return res;
}