private void insertSites(Collection vertices){
  Debug.println("Adding sites: " + vertices.size());
  for (Iterator i=vertices.iterator(); i.hasNext(); ) {
    ConstraintVertex v=(ConstraintVertex)i.next();
    insertSite(v);
  }
}

private void insertSites ( Collection vertices ) { Debug . println ( "Adding sites: " + vertices . size ( ) ) ; for ( Iterator i = vertices . iterator ( ) ; i . hasNext ( ) ; ) { ConstraintVertex v = ( ConstraintVertex ) i . next ( ) ; insertSite ( v ) ; } }
inserts all sites in a collection
