ConsumerContainer { protected List<ConsumerHolder> filterConsumersForClass(Class<? extends Consumer> consumerClass) { List<ConsumerHolder> consumerHolderSubList = new LinkedList<ConsumerHolder>(); for (ConsumerHolder consumerHolder : consumerHolders) { if (consumerClass.isAssignableFrom(consumerHolder.getConsumer().getClass())) { consumerHolderSubList.add(consumerHolder); } } return consumerHolderSubList; } ConsumerContainer(ConnectionFactory connectionFactory); void addConsumer(Consumer consumer, String queue); void addConsumer(Consumer consumer, String queue, boolean autoAck); void addConsumer(Consumer consumer, String queue, int prefetchMessageCount, int instances); void addConsumer(Consumer consumer, String queue, int instances); void addConsumer(Consumer consumer, String queue, boolean autoAck, int prefetchMessageCount, int instances); void addConsumer(Consumer consumer, String queue, boolean autoAck, int instances); synchronized void addConsumer(Consumer consumer, ConsumerConfiguration configuration, int instances); synchronized void startConsumers(Class<? extends Consumer> consumerClass); synchronized void startAllConsumers(); synchronized void stopConsumers(Class<? extends Consumer> consumerClass); synchronized void stopAllConsumers(); synchronized void reset(); List<ConsumerHolder> getEnabledConsumers(); List<ConsumerHolder> getDisabledConsumers(); List<ConsumerHolder> getActiveConsumers(); List<ConsumerHolder> getInactiveConsumers();  }
@Test public void testFilterConsumersForClass() { int consumerCount = consumerContainer.filterConsumersForClass(MessageConsumer.class).size(); Assert.assertEquals(2, consumerCount); consumerCount = consumerContainer.filterConsumersForClass(TestConsumerOne.class).size(); Assert.assertEquals(1, consumerCount); consumerCount = consumerContainer.filterConsumersForClass(TestConsumerTwo.class).size(); Assert.assertEquals(1, consumerCount); }