showuon commented on code in PR #12545:
URL: https://github.com/apache/kafka/pull/12545#discussion_r1170874370
##########
clients/src/main/java/org/apache/kafka/common/serialization/DoubleDeserializer.java:
##########
@@ -35,4 +41,22 @@ public Double deserialize(String topic, byte[] data) {
}
return Double.longBitsToDouble(value);
}
+
+ @Override
+ public Double deserialize(String topic, Headers headers, ByteBuffer data) {
+ if (data == null) {
+ return null;
+ }
+
+ if (data.remaining() != 8) {
+ throw new SerializationException("Size of data received by
DoubleDeserializer is not 8");
+ }
+
+ final ByteOrder srcOrder = data.order();
+ data.order(BIG_ENDIAN);
+
+ final double value = data.getDouble(data.position());
Review Comment:
Also, the `data.position()` could be removed because by default, it'll read
from current position of the byte buffer.
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