Java tutorial
//package com.java2s; /* * Copyright 2011 Eko Kurniawan Khannedy. * * 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. * under the License. */ import java.util.Collection; public class Main { /** * Remove all object from collection to other collection * @param <T> * @param from source collection * @param to target collection */ public static <T> void moveAllObject(Collection<T> from, Collection<T> to) { if (!from.isEmpty()) { to.addAll(from); from.clear(); } } }