Beanshell:Find features with repeated points

import com.vividsolutions.jump.feature.*;

repeatedPoints(geometry) {
geometry .coordinates .length - new HashSet(Arrays .asList(geometry .coordinates)) .size();
}

debugFC = wc .layerManager .getLayer("debug") .featureCollectionWrapper .ultimateWrappee;

for (feature : wc .layerManager .getLayer("navtech roads") .featureCollectionWrapper .features) {
BasicFeature debugFeature = new BasicFeature(debugFC.featureSchema);
debugFeature.setAttribute("GEOMETRY", feature.geometry);
debugFeature.setAttribute("REPEATEDPTS", repeatedPoints(feature.geometry));
debugFC.add(debugFeature);
}