masteryhx commented on code in PR #26473:
URL: https://github.com/apache/flink/pull/26473#discussion_r2053581202
##########
flink-formats/flink-json/src/main/java/org/apache/flink/formats/json/JsonRowDataDeserializationSchema.java:
##########
@@ -63,18 +65,39 @@ public JsonRowDataDeserializationSchema(
}
@Override
- public RowData deserialize(@Nullable byte[] message) throws IOException {
+ public void deserialize(@Nullable byte[] message, Collector<RowData> out)
throws IOException {
if (message == null) {
- return null;
+ return;
}
try {
- return convertToRowData(deserializeToJsonNode(message));
+ final JsonNode root = objectMapper.readTree(message);
Review Comment:
nit: retain the call to the `deserializeToJsonNode` method.
##########
flink-formats/flink-json/src/main/java/org/apache/flink/formats/json/AbstractJsonDeserializationSchema.java:
##########
@@ -89,6 +101,31 @@ public void open(InitializationContext context) throws
Exception {
if (hasDecimalType) {
objectMapper.enable(DeserializationFeature.USE_BIG_DECIMAL_FOR_FLOATS);
}
+ reusableCollectList = new ArrayList<>();
+ collector = new ListCollector<>(reusableCollectList);
+ }
+
+ /**
+ * NOTICE: We prefer to keep only {@link
DeserializationSchema#deserialize(byte[], Collector)},
+ * however, {@link DeserializationSchema#deserialize(byte[])} has not been
deprecated now, hence
Review Comment:
Depracating a method in the public API requires more discussion on Jira even
on Dev Mails.
I prefer to remove related comments and just assume that it's not deprecated.
Of course, I'm +1 for the depracation.
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