clintropolis commented on a change in pull request #7985: fail complex type
'serde' registration when registered type does not match expected type
URL: https://github.com/apache/incubator-druid/pull/7985#discussion_r303604163
##########
File path:
processing/src/main/java/org/apache/druid/segment/serde/ComplexMetrics.java
##########
@@ -38,12 +38,18 @@ public static ComplexMetricSerde getSerdeForType(String
type)
return complexSerializers.get(type);
}
- public static void registerSerde(String type, Supplier<ComplexMetricSerde>
serdeSupplier)
+ public static <T extends ComplexMetricSerde> void registerSerde(String type,
Class<T> clazz, Supplier<T> serdeSupplier)
{
- if (ComplexMetrics.getSerdeForType(type) == null) {
- if (complexSerializers.containsKey(type)) {
- throw new ISE("Serializer for type[%s] already exists.", type);
+ if (complexSerializers.containsKey(type)) {
+ if
(!complexSerializers.get(type).getClass().getCanonicalName().equals(clazz.getCanonicalName()))
{
Review comment:
>I think even that can be replaced, that string is only being used for
deduplication which can be done from output of getName() as well. Did you get
any error when changing that occurrence to getName() ?
I haven't tried yet, will have a look :+1:
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