akkeeper.storage.zookeeper.async.BaseZookeeperStorage.scala Maven / Gradle / Ivy
/*
* Copyright 2017-2018 Iaroslav Zeigerman
*
* 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 akkeeper.storage.zookeeper.async
import akkeeper.storage.{RecordNotFoundException, Storage}
import spray.json._
private[zookeeper] trait BaseZookeeperStorage extends Storage {
protected def zookeeperClient: AsyncZookeeperClient
override def start(): Unit = zookeeperClient.start()
override def stop(): Unit = zookeeperClient.stop()
protected def toBytes[T: JsonWriter](obj: T): Array[Byte] = {
obj.toJson.compactPrint.getBytes("UTF-8")
}
protected def fromBytes[T: JsonReader](bytes: Array[Byte]): T = {
new String(bytes, "UTF-8").parseJson.convertTo[T]
}
protected def notFoundToEmptySeq[T]: PartialFunction[Throwable, Seq[T]] = {
case _: RecordNotFoundException => Seq.empty
}
}