cricket007 commented on a change in pull request #526: HIVE-21218: KafkaSerDe
doesn't support topics created via Confluent
URL: https://github.com/apache/hive/pull/526#discussion_r255559248
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File path: kafka-handler/src/java/org/apache/hadoop/hive/kafka/KafkaSerDe.java
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@@ -133,12 +134,24 @@
Preconditions.checkArgument(!schemaFromProperty.isEmpty(), "Avro Schema
is empty Can not go further");
Schema schema = AvroSerdeUtils.getSchemaFor(schemaFromProperty);
LOG.debug("Building Avro Reader with schema {}", schemaFromProperty);
- bytesConverter = new AvroBytesConverter(schema);
+ bytesConverter = getByteConverterForAvroDelegate(schema, tbl);
} else {
bytesConverter = new BytesWritableConverter();
}
}
+ BytesConverter getByteConverterForAvroDelegate(Schema schema, Properties
tbl) {
+ String avroByteConverterType =
tbl.getProperty(AvroSerdeUtils.AvroTableProperties.AVRO_SERDE_TYPE
+ .getPropName(),
"none");
+ int avroSkipBytes =
Integer.getInteger(tbl.getProperty(AvroSerdeUtils.AvroTableProperties.AVRO_SERDE_SKIP_BYTES
+ .getPropName(), "5"));
+ switch ( avroByteConverterType ) {
+ case "confluent" : return new AvroSkipBytesConverter(schema, 5);
+ case "skip" : return new AvroSkipBytesConverter(schema, avroSkipBytes);
+ default : return new AvroBytesConverter(schema);
Review comment:
Would it be better if this were an enum rather than a string comparison?
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