@SuppressWarnings({"unchecked", "rawtypes"})
public <T extends Enricher> T createEnricher(EnricherSpec<T> spec) {
if (spec.getFlags().containsKey("parent")) {
throw new IllegalArgumentException(
"Spec's flags must not contain parent; use spec.parent() instead for " + spec);
}
try {
Class<? extends T> clazz = spec.getType();
T enricher;
if (isNewStyleEnricher(clazz)) {
enricher = constructEnricher(clazz);
} else {
enricher = constructOldStyle(clazz, MutableMap.copyOf(spec.getFlags()));
}
if (spec.getDisplayName() != null)
((AbstractEnricher) enricher).setName(spec.getDisplayName());
if (isNewStyleEnricher(clazz)) {
((AbstractEnricher) enricher).setManagementContext(managementContext);
Map<String, Object> config =
ConfigBag.newInstance().putAll(spec.getFlags()).putAll(spec.getConfig()).getAllConfig();
((AbstractEnricher) enricher)
.configure(
MutableMap.copyOf(config)); // TODO AbstractEnricher.configure modifies the map
}
// TODO Can we avoid this for "new-style policies"? Should we just trust the configure()
// method,
// which the user may have overridden?
// Also see InternalLocationFactory for same issue, which this code is based on.
for (Map.Entry<ConfigKey<?>, Object> entry : spec.getConfig().entrySet()) {
((AbstractEnricher) enricher).setConfig((ConfigKey) entry.getKey(), entry.getValue());
}
((AbstractEnricher) enricher).init();
return enricher;
} catch (Exception e) {
throw Exceptions.propagate(e);
}
}
@Test
public void testServiceFailureDetectorWorksAfterRebind() throws Exception {
origEntity.addEnricher(EnricherSpec.create(ServiceFailureDetector.class));
// rebind
TestApplication newApp = rebind();
final TestEntity newEntity =
(TestEntity) Iterables.find(newApp.getChildren(), Predicates.instanceOf(TestEntity.class));
newApp
.getManagementContext()
.getSubscriptionManager()
.subscribe(newEntity, HASensors.ENTITY_FAILED, eventListener);
newEntity.setAttribute(TestEntity.SERVICE_UP, true);
ServiceStateLogic.setExpectedState(newEntity, Lifecycle.RUNNING);
// trigger the failure
newEntity.setAttribute(TestEntity.SERVICE_UP, false);
assertHasEventEventually(HASensors.ENTITY_FAILED, Predicates.<Object>equalTo(newEntity), null);
assertEquals(events.size(), 1, "events=" + events);
}