if(request.getParameter("time_filter") != null && !"".equals(request.getParameter("time_filter"))){
//Our time filter is a negative value if present
time_filter = Math.abs(Util.getIntParameter(request, "time_filter"));
}
StatisticsTable statisticsTable = new StatisticsTable(new StatisticsDataWorkflow(dso, time_filter));
DatasetTypeGenerator queryGenerator = new DatasetTypeGenerator();
//Set our type to previousworkflow step (indicates our performed actions !)
queryGenerator.setType("previousWorkflowStep");
queryGenerator.setMax(10);