[GitHub] [beam] johnjcasey commented on a change in pull request #16923: [BEAM-10529] nullable xlang coder

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

johnjcasey commented on a change in pull request #16923:
URL: https://github.com/apache/beam/pull/16923#discussion_r819015546



##########
File path: sdks/java/io/kafka/src/main/java/org/apache/beam/sdk/io/kafka/KafkaIO.java
##########
@@ -776,11 +777,11 @@ private static Coder resolveCoder(Class deserializer) {
               continue;
             }
             if (returnType.equals(byte[].class)) {
-              return ByteArrayCoder.of();
+              return NullableCoder.of(ByteArrayCoder.of());
             } else if (returnType.equals(Integer.class)) {
-              return VarIntCoder.of();
+              return NullableCoder.of(VarIntCoder.of());
             } else if (returnType.equals(Long.class)) {
-              return VarLongCoder.of();
+              return NullableCoder.of(VarLongCoder.of());

Review comment:
       Yep. I'm working on that now. I'm unfamiliar with Go, but making good progress so far




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