摘要： Lesson 09 – MyLibrary Class and ArrayListHow can we hold books, etc. in a collection?MyLibrary object to hold Person & Entry objectsIntroduce ArrayList in scrapbookIntroduce Java GenericsMethod chaining使用ArrayList前，要添加java.util. 1 ArrayList<Book> list = new ArrayList<Book>(); 2 3 Boo 阅读全文

摘要： Lesson 08 – Add Person to Book ClassCreate a relationship between the Book class and the Person classTest getPerson methodCreate JUnit Test Suite1. 本课的任务目前，已创建Person class 和 Book class。需要显示哪个人借了哪本书。要创建Book 和Person之间的关联。仍用test-first方法。2. 步骤 打开BookTest,添加method.创建testGetPerson() method.创建getPerson() m 阅读全文