spark/hbase-spark/src/main/scala/org/apache/hadoop/hbase/spark/datasources/SerDes.scala

/*
 * 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.hadoop.hbase.spark.datasources

import org.apache.hadoop.hbase.util.Bytes
import org.apache.yetus.audience.InterfaceAudience

// TODO: This is not really used in code.
@InterfaceAudience.Public
trait SerDes {
  def serialize(value: Any): Array[Byte]
  def deserialize(bytes: Array[Byte], start: Int, end: Int): Any
}

// TODO: This is not really used in code.
@InterfaceAudience.Private
class DoubleSerDes extends SerDes {
  override def serialize(value: Any): Array[Byte] = Bytes.toBytes(value.asInstanceOf[Double])
  override def deserialize(bytes: Array[Byte], start: Int, end: Int): Any = {
    Bytes.toDouble(bytes, start)
  }
}