Examples with PageSubscription org.apache.activemq.artemis.core.paging.cursor.PageSubscription used on opensource projects

Example 21 with PageSubscription

use of org.apache.activemq.artemis.core.paging.cursor.PageSubscription in project activemq-artemis by apache.

the class PageCursorStressTest method testMultipleIterators.

@Test
public void testMultipleIterators() throws Exception {
    final int NUM_MESSAGES = 10;
    int numberOfPages = addMessages(NUM_MESSAGES, 1024 * 1024);
    System.out.println("NumberOfPages = " + numberOfPages);
    PageCursorProvider cursorProvider = lookupCursorProvider();
    PageSubscription cursor = cursorProvider.getSubscription(queue.getID());
    LinkedListIterator<PagedReference> iter = cursor.iterator();
    LinkedListIterator<PagedReference> iter2 = cursor.iterator();
    assertTrue(iter.hasNext());
    PagedReference msg1 = iter.next();
    PagedReference msg2 = iter2.next();
    assertEquals(tstProperty(msg1.getMessage()), tstProperty(msg2.getMessage()));
    System.out.println("property = " + tstProperty(msg1.getMessage()));
    msg1 = iter.next();
    assertEquals(1, tstProperty(msg1.getMessage()));
    iter.remove();
    msg2 = iter2.next();
    assertEquals(2, tstProperty(msg2.getMessage()));
    iter2.repeat();
    msg2 = iter2.next();
    assertEquals(2, tstProperty(msg2.getMessage()));
    iter2.repeat();
    assertEquals(2, tstProperty(msg2.getMessage()));
    msg1 = iter.next();
    assertEquals(2, tstProperty(msg1.getMessage()));
    iter.repeat();
    msg1 = iter.next();
    assertEquals(2, tstProperty(msg1.getMessage()));
    assertTrue(iter2.hasNext());
}

Example 22 with PageSubscription

use of org.apache.activemq.artemis.core.paging.cursor.PageSubscription in project activemq-artemis by apache.

the class PagingCounterTest method locateCounter.

/**
 * @param queue
 * @return
 * @throws Exception
 */
private PageSubscriptionCounter locateCounter(Queue queue) throws Exception {
    PageSubscription subscription = server.getPagingManager().getPageStore(new SimpleString("A1")).getCursorProvider().getSubscription(queue.getID());
    PageSubscriptionCounter counter = subscription.getCounter();
    return counter;
}