com.uber.hoodie.io.storage.HoodieStorageWriterFactory Maven / Gradle / Ivy

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/*
 * Copyright (c) 2016 Uber Technologies, Inc. ([email protected])
 *
 * Licensed 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 com.uber.hoodie.io.storage;

import com.uber.hoodie.avro.HoodieAvroWriteSupport;
import com.uber.hoodie.common.BloomFilter;
import com.uber.hoodie.common.model.HoodieRecordPayload;
import com.uber.hoodie.config.HoodieWriteConfig;
import com.uber.hoodie.table.HoodieTable;
import java.io.IOException;
import org.apache.avro.Schema;
import org.apache.avro.generic.IndexedRecord;
import org.apache.hadoop.fs.Path;
import org.apache.parquet.avro.AvroSchemaConverter;
import org.apache.parquet.hadoop.metadata.CompressionCodecName;

public class HoodieStorageWriterFactory {

  public static  HoodieStorageWriter
      getStorageWriter(String commitTime, Path path, HoodieTable hoodieTable,
      HoodieWriteConfig config, Schema schema) throws IOException {
    //TODO - based on the metadata choose the implementation of HoodieStorageWriter
    // Currently only parquet is supported
    return newParquetStorageWriter(commitTime, path, config, schema, hoodieTable);
  }

  private static  HoodieStorageWriter
      newParquetStorageWriter(
      String commitTime, Path path, HoodieWriteConfig config, Schema schema,
      HoodieTable hoodieTable) throws IOException {
    BloomFilter filter = new BloomFilter(config.getBloomFilterNumEntries(),
        config.getBloomFilterFPP());
    HoodieAvroWriteSupport writeSupport = new HoodieAvroWriteSupport(
        new AvroSchemaConverter().convert(schema), schema, filter);

    HoodieParquetConfig parquetConfig =
        new HoodieParquetConfig(writeSupport, CompressionCodecName.GZIP,
            config.getParquetBlockSize(), config.getParquetPageSize(),
            config.getParquetMaxFileSize(), hoodieTable.getHadoopConf(),
            config.getParquetCompressionRatio());

    return new HoodieParquetWriter<>(commitTime, path, parquetConfig, schema);
  }
}