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loggersoft.kotlin.utils.IndexListIterator.kt Maven / Gradle / Ivy

/*
 * Copyright (C) 2018 Alexander Kornilov ([email protected])
 *
 * 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 loggersoft.kotlin.utils

/**
 * Implementation of [Iterator] for [IndexList].
 *
 * @author Alexander Kornilov ([email protected]).
 */
class IndexListIterator(private val list: IndexList): Iterator {

    /**
     * Returns `true` if the iteration has more elements.
     */
    override fun hasNext(): Boolean = index < list.size

    /**
     * Returns the next element in the iteration.
     */
    override fun next(): T = list[index++]

    private var index = 0
}




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