001// *************************************************************************************************************************** 002// * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file * 003// * distributed with this work for additional information regarding copyright ownership. The ASF licenses this file * 004// * to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance * 005// * with the License. You may obtain a copy of the License at * 006// * * 007// * http://www.apache.org/licenses/LICENSE-2.0 * 008// * * 009// * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an * 010// * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the * 011// * specific language governing permissions and limitations under the License. * 012// *************************************************************************************************************************** 013package org.apache.juneau.transforms; 014 015import java.util.*; 016 017import org.apache.juneau.*; 018import org.apache.juneau.transform.*; 019 020/** 021 * Transforms {@link Iterator Iterators} to {@code List<Object>} objects. 022 * 023 * <p> 024 * This is a one-way transform, since {@code Iterators} cannot be reconstituted. 025 */ 026@SuppressWarnings({"unchecked","rawtypes"}) 027public class IteratorSwap extends PojoSwap<Iterator,List> { 028 029 /** 030 * Converts the specified {@link Iterator} to a {@link List}. 031 */ 032 @Override /* PojoSwap */ 033 public List swap(BeanSession session, Iterator o) { 034 List l = new LinkedList(); 035 while (o.hasNext()) 036 l.add(o.next()); 037 return l; 038 } 039}