public boolean convertLineStringToMultiLineString() {
final Geometry g = this.getGeometry();
if (g.getClassName().equals(
org.gwtopenmaps.openlayers.client.geometry.Geometry.LINESTRING_CLASS_NAME)) {
final LineString ls = LineString.narrowToLineString(g.getJSObject());
final MultiLineString mls = new MultiLineString(new LineString[]{ls});
this.getJSObject().setProperty("geometry", mls.getJSObject());
return true;
} else {