fm.common.rich.RichIterable.scala Maven / Gradle / Ivy

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/*
 * Copyright 2022 Tim Underwood (https://github.com/tpunder)
 *
 * 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 fm.common.rich

import java.util.{Enumeration => JavaEnumeration}

final class RichIterable[A](private val col: Iterable[A]) extends AnyVal {
  def asJavaEnumeration(): JavaEnumeration[A] = new JavaEnumeration[A] {
    private val it: Iterator[A] = col.iterator
    override def hasMoreElements: Boolean = it.hasNext
    override def nextElement(): A = it.next()
  }
}