/**
  * Make a collection of persistable objects transactional
  *
  * @param pcs Collection of persistable objects
  */
 public void makeTransactionalAll(Collection pcs) {
   checkStatus();
   pm.makeTransactionalAll(pcs);
 }
 /**
  * Make an array of Persistence-Capable objects transactional
  *
  * @param pcs Array of Persistence-Capable objects
  */
 public void makeTransactionalAll(Object... pcs) {
   checkStatus();
   pm.makeTransactionalAll(pcs);
 }