| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * 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 |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.druid.data.input; |
| |
| import com.fasterxml.jackson.annotation.JsonCreator; |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| import org.apache.avro.generic.GenericRecord; |
| import org.apache.druid.data.input.avro.AvroParsers; |
| import org.apache.druid.data.input.impl.InputRowParser; |
| import org.apache.druid.data.input.impl.MapInputRowParser; |
| import org.apache.druid.data.input.impl.ParseSpec; |
| import org.apache.druid.java.util.common.parsers.ObjectFlattener; |
| |
| import java.util.List; |
| |
| public class AvroHadoopInputRowParser implements InputRowParser<GenericRecord> |
| { |
| private final ParseSpec parseSpec; |
| private final boolean fromPigAvroStorage; |
| private final boolean binaryAsString; |
| private final boolean extractUnionsByType; |
| private final ObjectFlattener<GenericRecord> avroFlattener; |
| private final MapInputRowParser mapParser; |
| |
| @JsonCreator |
| public AvroHadoopInputRowParser( |
| @JsonProperty("parseSpec") ParseSpec parseSpec, |
| @JsonProperty("fromPigAvroStorage") Boolean fromPigAvroStorage, |
| @JsonProperty("binaryAsString") Boolean binaryAsString, |
| @JsonProperty("extractUnionsByType") Boolean extractUnionsByType |
| ) |
| { |
| this.parseSpec = parseSpec; |
| this.fromPigAvroStorage = fromPigAvroStorage != null && fromPigAvroStorage; |
| this.binaryAsString = binaryAsString != null && binaryAsString; |
| this.extractUnionsByType = extractUnionsByType != null && extractUnionsByType; |
| this.avroFlattener = AvroParsers.makeFlattener(parseSpec, this.fromPigAvroStorage, this.binaryAsString, this.extractUnionsByType); |
| this.mapParser = new MapInputRowParser(parseSpec); |
| } |
| |
| @Override |
| public List<InputRow> parseBatch(GenericRecord record) |
| { |
| return AvroParsers.parseGenericRecord(record, mapParser, avroFlattener); |
| } |
| |
| @JsonProperty |
| @Override |
| public ParseSpec getParseSpec() |
| { |
| return parseSpec; |
| } |
| |
| @JsonProperty |
| public boolean isFromPigAvroStorage() |
| { |
| return fromPigAvroStorage; |
| } |
| |
| @Override |
| public InputRowParser withParseSpec(ParseSpec parseSpec) |
| { |
| return new AvroHadoopInputRowParser(parseSpec, fromPigAvroStorage, binaryAsString, extractUnionsByType); |
| } |
| } |