swaydb.ScalaMap.scala Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of swaydb_2.11 Show documentation

swaydb

There is a newer version: 0.15

/*
 * Copyright (c) 2020 Simer JS Plaha ([email protected] - @simerplaha)
 *
 * This file is a part of SwayDB.
 *
 * SwayDB is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * SwayDB is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with SwayDB. If not, see .
 *
 * Additional permission under the GNU Affero GPL version 3 section 7:
 * If you modify this Program or any covered work, only by linking or
 * combining it with separate works, the licensors of this Program grant
 * you additional permission to convey the resulting work.
 */

package swaydb

import scala.collection.mutable

/**
 * Scala collections are blocking and requires an IO Map from SwayDB to build a Map.
 */
private[swaydb] object ScalaMap {

  def apply[K, V, F](db: SetMapT[K, V, F, Bag.Less]): mutable.Map[K, V] =
    new ScalaMapBase[K, V, F](db) {

      override def +=(kv: (K, V)): this.type = {
        db.put(kv._1, kv._2)
        this
      }

      override def -=(key: K): this.type = {
        db.remove(key)
        this
      }

      override def --=(xs: TraversableOnce[K]): this.type = {
        db.remove(xs.toIterable)
        this
      }

      override def ++=(xs: TraversableOnce[(K, V)]): this.type = {
        db.put(xs.toIterable)
        this
      }
    }
}