Fix new Sonar smells

Author: artembilan

spring-integration-jpa/src/main/java/org/springframework/integration/jpa/core/JpaExecutor.java

@@ -445,18 +445,19 @@ else if (this.namedQuery != null) {
 	}
 
 	private Object executeOutboundJpaOperationOnPersistentMode(Message<?> message) {
+		Object payload = message.getPayload();
 		switch (this.persistMode) {
 			case PERSIST:
-				this.jpaOperations.persist(message.getPayload(), this.flushSize, this.clearOnFlush);
-				return message.getPayload();
+				this.jpaOperations.persist(payload, this.flushSize, this.clearOnFlush);
+				return payload;
 			case MERGE:
-				return this.jpaOperations.merge(message.getPayload(), this.flushSize, this.clearOnFlush);
+				return this.jpaOperations.merge(payload, this.flushSize, this.clearOnFlush);
 			case DELETE:
-				this.jpaOperations.delete(message.getPayload());
+				this.jpaOperations.delete(payload);
 				if (this.flush) {
 					this.jpaOperations.flush();
 				}
-				return message.getPayload();
+				return payload;
 			default:
 				throw new IllegalStateException("Unsupported PersistMode: " + this.persistMode.name());
 		}

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

@@ -16,6 +16,7 @@
 
 package org.springframework.integration.rsocket.outbound;
 
+import java.util.Arrays;
 import java.util.Map;
 
 import org.reactivestreams.Publisher;
@@ -95,9 +96,11 @@ public class RSocketOutboundGateway extends AbstractReplyProducingMessageHandler
 	 * @param route the RSocket endpoint route to use.
 	 * @param routeVariables the variables to expand route template.
 	 */
-	public RSocketOutboundGateway(String route, Object... routeVariables) {
+	public RSocketOutboundGateway(String route, @Nullable Object... routeVariables) {
 		this(new ValueExpression<>(route));
-		this.routeVars = routeVariables;
+		if (routeVariables != null) {
+			this.routeVars = Arrays.copyOf(routeVariables, routeVariables.length);
+		}
 	}
 
 	/**