garydgregory commented on a change in pull request #238: URL: https://github.com/apache/commons-collections/pull/238#discussion_r640134632
########## File path: src/main/java/org/apache/commons/collections4/iterators/ZippedTupleIterator.java ########## @@ -0,0 +1,176 @@ +/* + * 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.commons.collections4.iterators; + +import static java.util.Objects.requireNonNull; + +import java.util.Iterator; +import java.util.NoSuchElementException; +import org.apache.commons.collections4.iterators.ZippedTupleIterator.ZippedTuple; + +/** + * Provides a iteration over the elements contained in a pair of Iterators. + * + * <p> + * Given two {@link Iterator} instances {@code A} and {@code B}, the {@link #next} method on this + * iterator provide a Pair of {@code A.next()} and {@code B.next()} until one of the iterators is + * exhausted. + * </p> + * Example usage: + * <pre>{@code + * List<Integer> studentIds = ... + * List<String> studentNames = ... + * + * ZippedTupleIterator<ZippedTuple<Integer, String>> zippedIterator = + * ZippedTupleIterator.ofIterables(studentIds, studentNames); + * + * while (zippedIterator.hasNext()) { + * ZippedTuple<Integer, String> item = zippedIterator.next(); + * ... + * } + * }</pre> + * + * @param <L> the left elements' type + * @param <R> the right elements' type + */ +public class ZippedTupleIterator<L, R> implements Iterator<ZippedTuple<L, R>> { Review comment: Maybe but the prefix here is "zipped" not "zipper", terrible name IMO. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org
