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_r255558285
##########
File path: kafka-handler/src/java/org/apache/hadoop/hive/kafka/KafkaSerDe.java
##########
@@ -131,20 +131,27 @@
bytesConverter = new TextBytesConverter();
} else if (delegateSerDe.getSerializedClass() ==
AvroGenericRecordWritable.class) {
String schemaFromProperty =
tbl.getProperty(AvroSerdeUtils.AvroTableProperties.SCHEMA_LITERAL.getPropName(),
"");
- String magicBitProperty =
tbl.getProperty(AvroSerdeUtils.AvroTableProperties.AVRO_SERDE_MAGIC_BYTES
-
- .getPropName(),
Boolean.FALSE.toString());
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 =
- (Boolean.valueOf(magicBitProperty)) ?
- new ConfluentAvroBytesConverter(schema) : 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"));
Review comment:
I'm not sure entirely sure this should have a default value
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