// Creating 2 containers for same application which will be requesting
// same local resource.
// Container 1 requesting local resource.
ContainerId cId1 = BuilderUtils.newContainerId(1, 1, 1, 1);
LocalizerContext lc1 = new LocalizerContext(user, cId1, null);
ResourceEvent reqEvent1 =
new ResourceRequestEvent(lr, LocalResourceVisibility.PRIVATE, lc1);
// No resource request is initially present in local cache
Assert.assertEquals(0, localrsrc.size());
// Container-1 requesting local resource.
tracker.handle(reqEvent1);
dispatcher.await();
// New localized Resource should have been added to local resource map
// and the requesting container will be added to its waiting queue.
Assert.assertEquals(1, localrsrc.size());
Assert.assertTrue(localrsrc.containsKey(lr));
Assert.assertEquals(1, localrsrc.get(lr).getRefCount());
Assert.assertTrue(localrsrc.get(lr).ref.contains(cId1));
Assert.assertEquals(ResourceState.DOWNLOADING, localrsrc.get(lr)
.getState());
// Container 2 requesting the resource
ContainerId cId2 = BuilderUtils.newContainerId(1, 1, 1, 2);
LocalizerContext lc2 = new LocalizerContext(user, cId2, null);
ResourceEvent reqEvent2 =
new ResourceRequestEvent(lr, LocalResourceVisibility.PRIVATE, lc2);
tracker.handle(reqEvent2);
dispatcher.await();
// Container 2 should have been added to the waiting queue of the local
// resource
Assert.assertEquals(2, localrsrc.get(lr).getRefCount());
Assert.assertTrue(localrsrc.get(lr).ref.contains(cId2));
// Failing resource localization
ResourceEvent resourceFailedEvent = new ResourceFailedLocalizationEvent(
lr,(new Exception("test").getMessage()));
// Backing up the resource to track its state change as it will be
// removed after the failed event.
LocalizedResource localizedResource = localrsrc.get(lr);
tracker.handle(resourceFailedEvent);
dispatcher.await();
// After receiving failed resource event; all waiting containers will be
// notified with Container Resource Failed Event.
Assert.assertEquals(0, localrsrc.size());
verify(containerEventHandler, times(2)).handle(
isA(ContainerResourceFailedEvent.class));
Assert.assertEquals(ResourceState.FAILED, localizedResource.getState());
// Container 1 trying to release the resource (This resource is already
// deleted from the cache. This call should return silently without
// exception.
ResourceReleaseEvent relEvent1 = new ResourceReleaseEvent(lr, cId1);
tracker.handle(relEvent1);
dispatcher.await();
// Container-3 now requests for the same resource. This request call
// is coming prior to Container-2's release call.
ContainerId cId3 = BuilderUtils.newContainerId(1, 1, 1, 3);
LocalizerContext lc3 = new LocalizerContext(user, cId3, null);
ResourceEvent reqEvent3 =
new ResourceRequestEvent(lr, LocalResourceVisibility.PRIVATE, lc3);
tracker.handle(reqEvent3);
dispatcher.await();
// Local resource cache now should have the requested resource and the