com.metamx.tranquility.kafka.KafkaBeamUtils.scala Maven / Gradle / Ivy

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/*
 * Licensed to Metamarkets Group Inc. (Metamarkets) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  Metamarkets 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 com.metamx.tranquility.kafka

import com.metamx.tranquility.config.DataSourceConfig
import com.metamx.tranquility.druid.DruidBeams
import com.metamx.tranquility.druid.DruidLocation
import com.metamx.tranquility.finagle.FinagleRegistry
import com.metamx.tranquility.kafka.model.PropertiesBasedKafkaConfig
import com.metamx.tranquility.tranquilizer.Tranquilizer
import org.apache.curator.framework.CuratorFramework
import scala.reflect.runtime.universe.typeTag

object KafkaBeamUtils
{
  def createTranquilizer(
    topic: String,
    config: DataSourceConfig[PropertiesBasedKafkaConfig],
    curator: CuratorFramework,
    finagleRegistry: FinagleRegistry
  ): Tranquilizer[Array[Byte]] =
  {
    DruidBeams.fromConfig(config, typeTag[Array[Byte]])
      .location(
        DruidLocation.create(
          config.propertiesBasedConfig.druidIndexingServiceName,
          if (config.propertiesBasedConfig.useTopicAsDataSource) topic else config.dataSource
        )
      )
      .curator(curator)
      .finagleRegistry(finagleRegistry)
      .buildTranquilizer(config.tranquilizerBuilder())
  }
}