refactoring

redisson/src/main/java/org/redisson/pubsub/PublishSubscribe.java

@@ -25,8 +25,8 @@ import org.redisson.client.RedisPubSubListener;
 import org.redisson.client.codec.LongCodec;
 import org.redisson.client.protocol.pubsub.PubSubType;
 import org.redisson.connection.ConnectionManager;
-import org.redisson.misc.PromiseDelegator;
 import org.redisson.misc.RPromise;
+import org.redisson.misc.RedissonPromise;
 import org.redisson.misc.TransferListener;
 
 import io.netty.util.internal.PlatformDependent;
@@ -67,7 +67,7 @@ abstract class PublishSubscribe<E extends PubSubEntry<E>> {
     public RFuture<E> subscribe(final String entryName, final String channelName, final ConnectionManager connectionManager) {
         final AtomicReference<Runnable> listenerHolder = new AtomicReference<Runnable>();
         final AsyncSemaphore semaphore = connectionManager.getSemaphore(channelName);
-        final RPromise<E> newPromise = new PromiseDelegator<E>(connectionManager.<E>newPromise()) {
+        final RPromise<E> newPromise = new RedissonPromise<E>() {
             @Override
             public boolean cancel(boolean mayInterruptIfRunning) {
                 return semaphore.remove(listenerHolder.get());