mock.expectedBodiesReceived("A+B+C", "D");
mock.expectedPropertyReceived(Exchange.AGGREGATED_COMPLETED_BY, "interval");
Processor done = new SendProcessor(context.getEndpoint("mock:result"));
Expression corr = header("id");
AggregationStrategy as = new BodyInAggregatingStrategy();
AggregateProcessor ap = new AggregateProcessor(context, done, corr, as, executorService);
ap.setCompletionInterval(3000);
ap.start();