code: private void enforceSrid(Object feature) throws LayerException {
  		Geometry geom = getFeatureModel().getGeometry(feature);
  		if (null != geom) {
  			geom.setSRID(srid);
  			getFeatureModel().setGeometry(feature, geom);
  		}
  	}
docs: Enforces the correct srid on incoming features.
  
  @param feature
  object to enforce srid on
  @throws LayerException
  problem getting or setting srid