Check null for context#getLastThrowable

Signed-off-by: Tran Ngoc Nhan <[email protected]>

Author: ngocnhan-tran1996

spring-integration-amqp/src/main/java/org/springframework/integration/amqp/inbound/AmqpInboundChannelAdapter.java

@@ -290,7 +290,7 @@ private void setupRecoveryCallbackIfAny() {
 						context -> {
 							Message messageToRecover =
 									(Message) context.getAttribute(AmqpMessageHeaderErrorMessageStrategy.AMQP_RAW_MESSAGE);
-							if (messageToRecover != null) {
+							if (messageToRecover != null && context.getLastThrowable() != null) {
 								messageRecovererToUse.recover(messageToRecover, context.getLastThrowable());
 							}
 							return null;

spring-integration-amqp/src/main/java/org/springframework/integration/amqp/inbound/AmqpInboundGateway.java

@@ -289,7 +289,7 @@ private void setupRecoveryCallbackIfAny() {
 					context -> {
 						Message messageToRecover =
 								(Message) context.getAttribute(AmqpMessageHeaderErrorMessageStrategy.AMQP_RAW_MESSAGE);
-						if (messageToRecover != null) {
+						if (messageToRecover != null && context.getLastThrowable() != null) {
 							messageRecovererToUse.recover(messageToRecover, context.getLastThrowable());
 						}
 						return null;