import java.util.List;
import java.util.Locale;
import java.util.Map;
-import java.util.TreeMap;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
-import java.util.concurrent.Flow;
-import java.util.concurrent.Flow.Subscription;
-import java.util.concurrent.SubmissionPublisher;
import javax.security.auth.Subject;
import org.argeo.api.cms.CmsContext;
import org.argeo.api.cms.CmsDeployment;
-import org.argeo.api.cms.CmsEventSubscriber;
+import org.argeo.api.cms.CmsEventBus;
import org.argeo.api.cms.CmsLog;
import org.argeo.api.cms.CmsSession;
import org.argeo.api.cms.CmsSessionId;
public class CmsContextImpl implements CmsContext {
private final CmsLog log = CmsLog.getLog(getClass());
-// private final BundleContext bc = FrameworkUtil.getBundle(getClass()).getBundleContext();
-// private EgoRepository egoRepository;
private static CompletableFuture<CmsContextImpl> instance = new CompletableFuture<CmsContextImpl>();
+// private static CmsContextImpl instance = null;
private CmsState cmsState;
private CmsDeployment cmsDeployment;
private UserAdmin userAdmin;
private UuidFactory uuidFactory;
+ private CmsEventBus cmsEventBus;
// private ProvidedRepository contentRepository;
// i18n
private Map<UUID, CmsSessionImpl> cmsSessionsByUuid = new HashMap<>();
private Map<String, CmsSessionImpl> cmsSessionsByLocalId = new HashMap<>();
- // CMS events
- private Map<String, SubmissionPublisher<Map<String, Object>>> topics = new TreeMap<>();
-// private IdentityHashMap<CmsEventSubscriber, List<CmsEventFlowSubscriber>> subscriptions = new IdentityHashMap<>();
-
-// public CmsContextImpl() {
-// initTrackers();
-// }
-
public void start() {
List<String> codes = CmsStateImpl.getDeployProperties(cmsState, CmsDeployProperty.LOCALE);
locales = getLocaleList(codes);
if (locales.size() == 0)
throw new IllegalStateException("At least one locale must be set");
defaultLocale = locales.get(0);
-// Object defaultLocaleValue = KernelUtils.getFrameworkProp(CmsConstants.I18N_DEFAULT_LOCALE);
-// defaultLocale = defaultLocaleValue != null ? new Locale(defaultLocaleValue.toString())
-// : new Locale(ENGLISH.getLanguage());
- // node repository
-// new ServiceTracker<Repository, Repository>(bc, Repository.class, null) {
-// @Override
-// public Repository addingService(ServiceReference<Repository> reference) {
-// Object cn = reference.getProperty(NodeConstants.CN);
-// if (cn != null && cn.equals(NodeConstants.EGO_REPOSITORY)) {
-//// egoRepository = (EgoRepository) bc.getService(reference);
-// if (log.isTraceEnabled())
-// log.trace("Home repository is available");
-// }
-// return super.addingService(reference);
-// }
-//
-// @Override
-// public void removedService(ServiceReference<Repository> reference, Repository service) {
-// super.removedService(reference, service);
-//// egoRepository = null;
-// }
-//
-// }.open();
new Thread(() -> {
while (!checkReadiness()) {
}
}
}, "Check readiness").start();
-
+
// checkReadiness();
setInstance(this);
return defaultLocale;
}
+ @Override
+ public UUID timeUUID() {
+ return uuidFactory.timeUUID();
+ }
+
@Override
public List<Locale> getLocales() {
return locales;
}
@Override
- public synchronized Long getAvailableSince() {
+ public Long getAvailableSince() {
return availableSince;
}
- public synchronized boolean isAvailable() {
+ public boolean isAvailable() {
return availableSince != null;
}
- @Override
public CmsState getCmsState() {
return cmsState;
}
+ @Override
+ public CmsEventBus getCmsEventBus() {
+ return cmsEventBus;
+ }
+
+ public void setCmsEventBus(CmsEventBus cmsEventBus) {
+ this.cmsEventBus = cmsEventBus;
+ }
+
/*
* STATIC
*/
- public synchronized static CmsContextImpl getCmsContext() {
+ public static CmsContextImpl getCmsContext() {
return getInstance();
}
-// /** Required by USER login module. */
-// public synchronized static UserAdmin getUserAdmin() {
-// return getInstance().userAdmin;
-// }
-
/** Required by SPNEGO login module. */
- @Deprecated
- public synchronized static GSSCredential getAcceptorCredentials() {
- // FIXME find a cleaner way
- return ((CmsUserAdmin) getInstance().userAdmin).getAcceptorCredentials();
+ public GSSCredential getAcceptorCredentials() {
+ // TODO find a cleaner way
+ return ((CmsUserAdmin) userAdmin).getAcceptorCredentials();
}
- private synchronized static void setInstance(CmsContextImpl cmsContextImpl) {
+ private static void setInstance(CmsContextImpl cmsContextImpl) {
+// if (cmsContextImpl != null) {
+// if (instance != null)
+// throw new IllegalStateException("CMS Context is already set");
+// instance = cmsContextImpl;
+// } else {
+// instance = null;
+// }
+// CmsContextImpl.class.notifyAll();
+
if (cmsContextImpl != null) {
if (instance.isDone())
throw new IllegalStateException("CMS Context is already set");
instance.complete(cmsContextImpl);
} else {
+ if (!instance.isDone())
+ instance.cancel(true);
instance = new CompletableFuture<CmsContextImpl>();
}
}
- private synchronized static CmsContextImpl getInstance() {
+ private static CmsContextImpl getInstance() {
+// while (instance == null) {
+// try {
+// CmsContextImpl.class.wait();
+// } catch (InterruptedException e) {
+// throw new IllegalStateException("Cannot wait for CMS context instance", e);
+// }
+// }
+// return instance;
+
try {
return instance.get();
} catch (InterruptedException | ExecutionException e) {
*/
@Override
- public synchronized CmsSession getCmsSession(Subject subject) {
+ public CmsSession getCmsSession(Subject subject) {
if (subject.getPrivateCredentials(CmsSessionId.class).isEmpty())
return null;
CmsSessionId cmsSessionId = subject.getPrivateCredentials(CmsSessionId.class).iterator().next();
return getCmsSessionByUuid(cmsSessionId.getUuid());
}
- public synchronized void registerCmsSession(CmsSessionImpl cmsSession) {
+ public void registerCmsSession(CmsSessionImpl cmsSession) {
if (cmsSessionsByUuid.containsKey(cmsSession.getUuid())
|| cmsSessionsByLocalId.containsKey(cmsSession.getLocalId()))
throw new IllegalStateException("CMS session " + cmsSession + " is already registered.");
cmsSessionsByLocalId.put(cmsSession.getLocalId(), cmsSession);
}
- public synchronized void unregisterCmsSession(CmsSessionImpl cmsSession) {
+ public void unregisterCmsSession(CmsSessionImpl cmsSession) {
if (!cmsSessionsByUuid.containsKey(cmsSession.getUuid())
|| !cmsSessionsByLocalId.containsKey(cmsSession.getLocalId()))
throw new IllegalStateException("CMS session " + cmsSession + " is not registered.");
* The {@link CmsSession} related to this UUID, or <code>null</null> if not
* registered.
*/
- public synchronized CmsSessionImpl getCmsSessionByUuid(UUID uuid) {
+ public CmsSessionImpl getCmsSessionByUuid(UUID uuid) {
return cmsSessionsByUuid.get(uuid);
}
* The {@link CmsSession} related to this local id, or <code>null</null> if not
* registered.
*/
- public synchronized CmsSessionImpl getCmsSessionByLocalId(String localId) {
+ public CmsSessionImpl getCmsSessionByLocalId(String localId) {
return cmsSessionsByLocalId.get(localId);
}
- /*
- * CMS Events
- */
- public void sendEvent(String topic, Map<String, Object> event) {
- SubmissionPublisher<Map<String, Object>> publisher = topics.get(topic);
- if (publisher == null)
- return; // no one is interested
- publisher.submit(event);
- }
-
- public void addEventSubscriber(String topic, CmsEventSubscriber subscriber) {
- synchronized (topics) {
- if (!topics.containsKey(topic))
- topics.put(topic, new SubmissionPublisher<>());
- }
- SubmissionPublisher<Map<String, Object>> publisher = topics.get(topic);
- CmsEventFlowSubscriber flowSubscriber = new CmsEventFlowSubscriber(topic, subscriber);
- publisher.subscribe(flowSubscriber);
- }
-
- public void removeEventSubscriber(String topic, CmsEventSubscriber subscriber) {
- SubmissionPublisher<Map<String, Object>> publisher = topics.get(topic);
- if (publisher == null) {
- log.error("There should be an event topic " + topic);
- return;
- }
- for (Flow.Subscriber<? super Map<String, Object>> flowSubscriber : publisher.getSubscribers()) {
- if (flowSubscriber instanceof CmsEventFlowSubscriber)
- ((CmsEventFlowSubscriber) flowSubscriber).unsubscribe();
- }
- synchronized (topics) {
- if (!publisher.hasSubscribers()) {
- publisher.close();
- topics.remove(topic);
- }
- }
- }
-
- static class CmsEventFlowSubscriber implements Flow.Subscriber<Map<String, Object>> {
- private String topic;
- private CmsEventSubscriber eventSubscriber;
-
- private Subscription subscription;
-
- public CmsEventFlowSubscriber(String topic, CmsEventSubscriber eventSubscriber) {
- this.topic = topic;
- this.eventSubscriber = eventSubscriber;
- }
-
- @Override
- public void onSubscribe(Subscription subscription) {
- this.subscription = subscription;
- subscription.request(Long.MAX_VALUE);
- }
-
- @Override
- public void onNext(Map<String, Object> item) {
- eventSubscriber.onEvent(topic, item);
-
- }
-
- @Override
- public void onError(Throwable throwable) {
- // TODO Auto-generated method stub
-
- }
-
- @Override
- public void onComplete() {
- // TODO Auto-generated method stub
-
- }
-
- void unsubscribe() {
- if (subscription != null)
- subscription.cancel();
- else
- throw new IllegalStateException("No subscription to cancel");
- }
-
- }
-
}