@Override
public Void visitSendingExchange(Exchange exchange, Wrapper wrapper) throws RuntimeException {
Stats stats = wrapper.getStats();
stats.addCost(exchange.getAggregateSendCost());
stats.addMaxWidth(exchange.getMaxSendWidth());
return super.visitSendingExchange(exchange, wrapper);
}
@Override
public Void visitReceivingExchange(Exchange exchange, Wrapper wrapper) throws RuntimeException {
wrapper.getStats().addCost(exchange.getAggregateReceiveCost());
// no traversal since it would cross fragment boundary.
return null;
}