kishoreg commented on a change in pull request #4973: Add Avro Schema Registry 
Message Decoder

 File path: 
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+ * Licensed to the Apache Software Foundation (ASF) under one
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+ * distributed with this work for additional information
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+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *
+ *
+ * Unless required by applicable law or agreed to in writing,
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+package org.apache.pinot.plugin.inputformat.avro.confluent;
+import io.confluent.kafka.schemaregistry.client.CachedSchemaRegistryClient;
+import io.confluent.kafka.schemaregistry.client.SchemaRegistryClient;
+import io.confluent.kafka.serializers.KafkaAvroDeserializer;
+import org.apache.avro.generic.GenericData.Record;
+import org.apache.pinot.plugin.inputformat.avro.AvroRecordExtractor;
+import org.apache.pinot.spi.plugin.PluginManager;
+import java.util.Arrays;
+import java.util.Map;
+import static;
+import static java.util.Objects.requireNonNull;
+public class KafkaConfluentSchemaRegistryAvroMessageDecoder implements 
StreamMessageDecoder<byte[]> {
+    private static final String SCHEMA_REGISTRY_REST_URL = 
+    private KafkaAvroDeserializer deserializer;
+    private RecordExtractor<Record> avroRecordConvetrer;
+    private String topicName;
+    private Schema pinotSchema;
+    @Override
+    public void init(Map<String, String> props, Schema indexingSchema, String 
topicName) throws Exception {
+        checkState(props.containsKey(SCHEMA_REGISTRY_REST_URL), "Missing 
required property '%s'", SCHEMA_REGISTRY_REST_URL);
+        String schemaRegistryUrl = props.get(SCHEMA_REGISTRY_REST_URL);
+        pinotSchema = requireNonNull(indexingSchema, "indexingSchema is null");
+        SchemaRegistryClient schemaRegistryClient = new 
CachedSchemaRegistryClient(schemaRegistryUrl, 1000);
+        deserializer = new KafkaAvroDeserializer(schemaRegistryClient);
+        this.topicName = requireNonNull(topicName, "topicName is null");
+        this.avroRecordConvetrer = 
 Review comment:
   Its probably ok to duplicate the AvroRecordExtractor. Plugin depending on 
another plugin will probably make things harder. For e.g. Avro versions might 
be different between pinot-avro and pinot-confluent-avro

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