Here you can find the source of mapToList(Map
public static <T> List<T> mapToList(Map<Object, T> map)
//package com.java2s; /*//w ww .ja v a 2 s .c o m * Copyright 2002-2008 the original author or authors. * * 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. */ import java.util.*; public class Main { public static <T> List<T> mapToList(Map<Object, T> map) { List<T> list = new ArrayList<T>(); for (Object key : map.keySet()) { list.add((T) map.get(key)); } return list; } }