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GH-661 Fix KafkaNull as input type conversion

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Basically KafkaNull gets a special treatement where if we see it as Message payload and input type of the function is Message we give it as is and if the input type is POJO then we simply return null

Resolves #661
This commit is contained in:
Oleg Zhurakousky
2021-03-04 15:56:02 +01:00
parent c8a0cebd1f
commit 498a52ee84
1 changed files with 2 additions and 3 deletions
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5
spring-cloud-function-context/src/main/java/org/springframework/cloud/function/context/catalog/SimpleFunctionRegistry.java
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@@ -853,9 +853,8 @@ public class SimpleFunctionRegistry implements FunctionRegistry, FunctionInspect
: new OriginalMessageHolder(((Message) input).getPayload(), (Message<?>) input);
}
else if (input instanceof Message) {
if (((Message) input).getPayload().getClass().getName().equals("org.springframework.kafka.support.KafkaNull")
&& !this.isInputTypeMessage()) { //TODO rework
return ((Message) input).getPayload();
if (((Message) input).getPayload().getClass().getName().equals("org.springframework.kafka.support.KafkaNull")) {
return FunctionTypeUtils.isMessage(type) ? input : null;
}
if (functionInvocationHelper != null) {