fix: updating return types of ack/nack futures to be consistent with publish (#1204)

* fix: updating return types of ack/nack to be consistent with publish * 🦉 Updates from OwlBot post-processor See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md * reverting a README change * 🦉 Updates from OwlBot post-processor See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: mmicatka

README.md

@@ -58,13 +58,13 @@ implementation 'com.google.cloud:google-cloud-pubsub'
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-pubsub:1.120.2'
+implementation 'com.google.cloud:google-cloud-pubsub:1.120.3'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-pubsub" % "1.120.2"
+libraryDependencies += "com.google.cloud" % "google-cloud-pubsub" % "1.120.3"
 ```
 
 ## Authentication

google-cloud-pubsub/clirr-ignored-differences.xml

@@ -17,4 +17,21 @@
  <className>com/google/cloud/pubsub/v1/MessageDispatcher$Builder</className>
  <method>com.google.cloud.pubsub.v1.MessageDispatcher$Builder setEnableExactlyOnceDelivery(boolean)</method>
  </difference>
+
+ <difference>
+ <!-- This should be removed after the next release 1.121.x -->
+ <differenceType>7006</differenceType>
+ <className>com/google/cloud/pubsub/v1/AckReplyConsumerWithResponse</className>
+ <method>*ack()</method>
+ <to>com.google.api.core.ApiFuture</to>
+ <justification>Updating return types to be consistent with Publish</justification>
+ </difference>
+ <difference>
+ <!-- This should be removed after the next release 1.121.x -->
+ <differenceType>7006</differenceType>
+ <className>com/google/cloud/pubsub/v1/AckReplyConsumerWithResponseImpl</className>
+ <method>*ack()</method>
+ <to>com.google.api.core.ApiFuture</to>
+ <justification>Updating return types to be consistent with Publish</justification>
+ </difference>
 </differences>

google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/AckReplyConsumerWithResponse.java

@@ -16,8 +16,8 @@
 
 package com.google.cloud.pubsub.v1;
 
+import com.google.api.core.ApiFuture;
 import com.google.api.core.BetaApi;
-import java.util.concurrent.Future;
 
 /**
  * Acknowledging a message in Pub/Sub means that you are done with it, and it will not be delivered
@@ -42,13 +42,13 @@ public interface AckReplyConsumerWithResponse {
  *
  * <p>A future representing the server response is returned
  */
- Future<AckResponse> ack();
+ ApiFuture<AckResponse> ack();
 
  /**
  * Signals that the message has not been successfully processed. The service should resend the
  * message.
  *
  * <p>A future representing the server response is returned
  */
- Future<AckResponse> nack();
+ ApiFuture<AckResponse> nack();
 }

google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/AckReplyConsumerWithResponseImpl.java

@@ -15,8 +15,8 @@
  */
 package com.google.cloud.pubsub.v1;
 
+import com.google.api.core.ApiFuture;
 import com.google.api.core.SettableApiFuture;
-import java.util.concurrent.Future;
 
 public class AckReplyConsumerWithResponseImpl implements AckReplyConsumerWithResponse {
  final SettableApiFuture<MessageDispatcher.AckReply> ackReplySettableApiFuture;
@@ -30,13 +30,13 @@ public AckReplyConsumerWithResponseImpl(
  }
 
  @Override
- public Future<AckResponse> ack() {
+ public ApiFuture<AckResponse> ack() {
  ackReplySettableApiFuture.set(MessageDispatcher.AckReply.ACK);
  return messageFuture;
  }
 
  @Override
- public Future<AckResponse> nack() {
+ public ApiFuture<AckResponse> nack() {
  ackReplySettableApiFuture.set(MessageDispatcher.AckReply.NACK);
  return messageFuture;
  }