private void nextQueue()
  {
    if(super.hasNext())
    {      
      do
      {
        if(_currentSubIterator != null) _currentSubIterator.finished();
        _currentSubIterator = null;
        _currentQueue = (SIMPQueueControllable) super.next();
        
        try
        {
          _currentSubIterator = _currentQueue.getRemoteQueuePointIterator();
        }
        catch (SIMPException e) 
        {
          // No FFDC code needed
        
          if (tc.isDebugEnabled())
            SibTr.exception(tc, e);          
        }       
      }
      // Retry if we failed to get an iterator, that iterator does not
      // have any remote queue points in it and we have more queues available.
      while((_currentSubIterator == null || !_currentSubIterator.hasNext())
        && super.hasNext());
    }
    else
    {
      _currentQueue = null;
      if(_currentSubIterator != null) _currentSubIterator.finished();
      _currentSubIterator = null;
    }
  }
private void nextQueue ( ) { if ( super . hasNext ( ) ) { do { if ( _currentSubIterator != null ) _currentSubIterator . finished ( ) ; _currentSubIterator = null ; _currentQueue = ( SIMPQueueControllable ) super . next ( ) ; try { _currentSubIterator = _currentQueue . getRemoteQueuePointIterator ( ) ; } catch ( SIMPException e ) { if ( tc . isDebugEnabled ( ) ) SibTr . exception ( tc , e ) ; } } while ( ( _currentSubIterator == null || ! _currentSubIterator . hasNext ( ) ) && super . hasNext ( ) ) ; } else { _currentQueue = null ; if ( _currentSubIterator != null ) _currentSubIterator . finished ( ) ; _currentSubIterator = null ; } }
Move to the next stream which has active ranges