1 /** 2 * Copyright (c) 2008-2012, http://www.snakeyaml.org 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package org.yaml.snakeyaml.issues.issue55; 17 18 import java.util.LinkedList; 19 import java.util.List; 20 21 class Blog { 22 private List<Post> posts = new LinkedList<Post>(); 23 24 public Blog() { 25 } 26 27 public void addPost(Post p) { 28 // do some business logic here 29 posts.add(p); 30 } 31 32 public List<Post> getPosts() { 33 // in production code do not return the original set but a wrapped 34 // unmodifiable set 35 return posts; 36 } 37 }