Examples with ChannelInterceptorAdapter org.springframework.messaging.support.ChannelInterceptorAdapter used on opensource projects

Example 16 with ChannelInterceptorAdapter

use of org.springframework.messaging.support.ChannelInterceptorAdapter in project spring-integration by spring-projects.

the class ChannelInterceptorTests method testPostSendInterceptorWithUnsentMessage.

@Test
public void testPostSendInterceptorWithUnsentMessage() {
    final AtomicInteger invokedCounter = new AtomicInteger(0);
    final AtomicInteger sentCounter = new AtomicInteger(0);
    final QueueChannel singleItemChannel = new QueueChannel(1);
    singleItemChannel.addInterceptor(new ChannelInterceptorAdapter() {

        @Override
        public void postSend(Message<?> message, MessageChannel channel, boolean sent) {
            assertNotNull(message);
            assertNotNull(channel);
            assertSame(singleItemChannel, channel);
            if (sent) {
                sentCounter.incrementAndGet();
            }
            invokedCounter.incrementAndGet();
        }
    });
    assertEquals(0, invokedCounter.get());
    assertEquals(0, sentCounter.get());
    singleItemChannel.send(new GenericMessage<String>("test1"));
    assertEquals(1, invokedCounter.get());
    assertEquals(1, sentCounter.get());
    singleItemChannel.send(new GenericMessage<String>("test2"), 0);
    assertEquals(2, invokedCounter.get());
    assertEquals(1, sentCounter.get());
    assertNotNull(singleItemChannel.removeInterceptor(0));
    singleItemChannel.send(new GenericMessage<String>("test2"), 0);
    assertEquals(2, invokedCounter.get());
    assertEquals(1, sentCounter.get());
}