} else if (geom instanceof LineString) {
LineString line = (LineString) geom;
CoordinateSequence seq = (CoordinateSequence) line
.getCoordinateSequence();
LiteCoordinateSequence lseq=new LiteCoordinateSequence(seq.toCoordinateArray());
if (decimateOnEnvelope(line, lseq)) {
if(lseq.size()>=2)
return gFac.createLineString(lseq);
}