com.couchbase.spark.internal.OnceIterable.scala Maven / Gradle / Ivy

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/*
 * Copyright (c) 2015 Couchbase, Inc.
 *
 * 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.couchbase.spark.internal

object OnceIterable {

  /**
   * Return an Iterable that `iterator` will always return `iter`.
   */
  def apply[T](iter: Iterator[T]): Iterable[T] = new Iterable[T] {
    override def iterator: Iterator[T] = iter
  }

}