ArcGIS for Android图层记录数,图层选择记录,图层字段数

   Log.d("图层记录数:", "" + pFeatureLayer.getFeatureTable().getNumberOfFeatures());
                    Log.d("图层选择记录数:", "" + pFeatureLayer.getSelectedFeatures().size());
                    Log.d("图层字段数:", "" + pFeatureLayer.getFeatureTable().getFields().size());