[GitHub] sijie commented on a change in pull request #3200: [Pulsar-Client] Extends ConsumerBuilder Validations

[GitBox <gi...@apache.org>]

sijie commented on a change in pull request #3200: [Pulsar-Client] Extends ConsumerBuilder Validations
URL: https://github.com/apache/pulsar/pull/3200#discussion_r242141064
 
 

 ##########
 File path: pulsar-client/src/main/java/org/apache/pulsar/client/impl/ConsumerBuilderImpl.java
 ##########
 @@ -172,39 +179,40 @@ public ConsumerBuilderImpl(PulsarClientImpl client, Schema<T> schema) {
     }
 
     @Override
-    public ConsumerBuilder<T> consumerEventListener(ConsumerEventListener consumerEventListener) {
+    public ConsumerBuilder<T> consumerEventListener(@NonNull ConsumerEventListener consumerEventListener) {
         conf.setConsumerEventListener(consumerEventListener);
         return this;
     }
 
     @Override
-    public ConsumerBuilder<T> cryptoKeyReader(CryptoKeyReader cryptoKeyReader) {
+    public ConsumerBuilder<T> cryptoKeyReader(@NonNull CryptoKeyReader cryptoKeyReader) {
         conf.setCryptoKeyReader(cryptoKeyReader);
         return this;
     }
 
     @Override
-    public ConsumerBuilder<T> cryptoFailureAction(ConsumerCryptoFailureAction action) {
+    public ConsumerBuilder<T> cryptoFailureAction(@NonNull ConsumerCryptoFailureAction action) {
         conf.setCryptoFailureAction(action);
         return this;
     }
 
     @Override
     public ConsumerBuilder<T> receiverQueueSize(int receiverQueueSize) {
-        checkArgument(receiverQueueSize >= 0);
+        checkArgument(receiverQueueSize >= 0, "receiverQueueSize needs to be >= 0");
         conf.setReceiverQueueSize(receiverQueueSize);
         return this;
     }
 
     @Override
     public ConsumerBuilder<T> acknowledgmentGroupTime(long delay, TimeUnit unit) {
-        checkArgument(delay >= 0);
+        checkArgument(delay >= 0, "delay needs to be >= 0");
 
 Review comment:
   ```suggestion
           checkArgument(delay >= 0, "acknowledgmentGroupTime needs to be >= 0");
   ```

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