Java tutorial
//package com.java2s; /* * Copyright 2015-2020 Fengduo.com All right reserved. This software is the confidential and proprietary information of * Fengduo.com ("Confidential Information"). You shall not disclose such Confidential Information and shall use it only * in accordance with the terms of the license agreement you entered into with Fengduo.com. */ import java.util.ArrayList; import java.util.List; import java.util.Set; public class Main { public static <T> List<T> convertSetToList(Set<T> set) { List<T> list = new ArrayList<T>(); if (set != null && set.size() > 0) { for (T t : set) { list.add(t); } } return list; } }