private boolean isRedundant(Coordinate pt){
  if (ptList.size() < 1)   return false;
  Coordinate lastPt=(Coordinate)ptList.get(ptList.size() - 1);
  double ptDist=pt.distance(lastPt);
  if (ptDist < minimimVertexDistance)   return true;
  return false;
}

private boolean isRedundant ( Coordinate pt ) { if ( ptList . size ( ) < 1 ) return false ; Coordinate lastPt = ( Coordinate ) ptList . get ( ptList . size ( ) - 1 ) ; double ptDist = pt . distance ( lastPt ) ; if ( ptDist < minimimVertexDistance ) return true ; return false ; }
tests whether the given point is redundant relative to the previous point in the list ( up to tolerance ) .
