Polishing RSocket module according latest SF

spring-integration-rsocket/src/main/java/org/springframework/integration/rsocket/IntegrationRSocketAcceptor.java

@@ -20,7 +20,6 @@ import java.lang.reflect.Method;
 import java.util.Collections;
 import java.util.List;
 import java.util.function.BiFunction;
-import java.util.function.Predicate;
 
 import org.springframework.context.ApplicationContext;
 import org.springframework.core.MethodParameter;
@@ -69,6 +68,10 @@ class IntegrationRSocketAcceptor extends RSocketMessageHandler
 
 	private MimeType defaultMetadataMimeType = IntegrationRSocket.COMPOSITE_METADATA;
 
+	IntegrationRSocketAcceptor() {
+		setHandlerPredicate((clazz) -> false);
+	}
+
 	/**
 	 * Configure the default content type to use for data payloads.
 	 * <p>By default this is not set. However a server acceptor will use the
@@ -117,11 +120,6 @@ class IntegrationRSocketAcceptor extends RSocketMessageHandler
 		return Collections.singletonList(new MessageHandlerMethodArgumentResolver());
 	}
 
-	@Override
-	protected Predicate<Class<?>> initHandlerPredicate() {
-		return (clazz) -> false;
-	}
-
 	@Override
 	public RSocket apply(ConnectionSetupPayload setupPayload, RSocket sendingRSocket) {
 		return createRSocket(setupPayload, sendingRSocket);

spring-integration-rsocket/src/main/java/org/springframework/integration/rsocket/outbound/RSocketOutboundGateway.java

@@ -134,7 +134,7 @@ public class RSocketOutboundGateway extends AbstractReplyProducingMessageHandler
 	/**
 	 * Configure a type for a request {@link Publisher} elements.
 	 * @param publisherElementType the type of the request {@link Publisher} elements.
-	 * @see RSocketRequester.RequestSpec#data(Publisher, Class)
+	 * @see RSocketRequester.RequestSpec#data(Object, Class)
 	 */
 	public void setPublisherElementType(Class<?> publisherElementType) {
 		setPublisherElementTypeExpression(new ValueExpression<>(publisherElementType));