根據Feature獲取該feanture的路徑

IFeatureLayer pFeaLayer = new FeatureLayerClass();
IFeatureClass pFeaCla1 = pFeature.Class as IFeatureClass;
pFeaLayer.FeatureClass = pFeaCla1;
string path = (((ESRI.ArcGIS.Carto.FeatureLayerClass)(pFeaLayer)).Workspace).PathName;