public synchronized void clear(){
  leases.clear();
  leaseInRenew.clear();
  calcActualRenews();
  logger.log(Level.FINE,"Removed all leases");
}

public synchronized void clear ( ) { leases . clear ( ) ; leaseInRenew . clear ( ) ; calcActualRenews ( ) ; logger . log ( Level . FINE , "Removed all leases" ) ; }
removes all leases from the managed set of leases . this method does not request the cancellation of the removed leases .
