JSONArray excludes = jsonParams.optJSONArray(RequestConverter2.SELECTIONS_TERMS_EXCLUDES);
String operator = jsonParams.optString(RequestConverter2.SELECTIONS_TERMS_OPERATOR, RequestConverter2.SELECTIONS_TERMS_OPERATOR_OR);
if(facet!= null && (values != null || excludes != null))
{
BrowseSelection sel = new BrowseSelection(facet);
ValueOperation op = ValueOperation.ValueOperationOr;
if(RequestConverter2.SELECTIONS_TERMS_OPERATOR_AND.equals(operator))
op = ValueOperation.ValueOperationAnd;
if(values != null && values.length()>0){
sel.setValues(formatValues(facet, getStrings(values), facetInfoMap));