【笔记】Eclipse and Java for Total Beginners—002

Lesson 02 – Add Methods To Class

  • Introduce Eclipse Views and Perspectives
  • Introduce Eclipse user interface – drag / drop, cnntext menus, help
  • Add get and set methods to Person class

1. 自动提示或补充标识符。

    英文版的系统用Ctrl+Space, 中文版的系统用Alt+/。

2. Parameters and Fields.

3. this

    this = the current object

4. Class members

    1> Fields for data.

    2> Constructors to create objects.

    3> Methods. e.g.. getters , setters.

1 package org.totoalbeginner.tutorial;
2
3  public class Person {
4
5 // fields
6   private String name; // name of the person
7   private int maximumBooks; // most books the person can check out
8
9 // constructors
10   public Person() {
11 name = "unknown name";
12 maximumBooks = 3;
13 }
14
15 // methods
16   public String getName() {
17 return name;
18 }
19
20 public void setName(String anyName) {
21 name = anyName;
22 }
23
24 public int getMaximumBooks() {
25 return maximumBooks;
26 }
27
28 public void setMaximumBooks(int maximumBooks) {
29 this.maximumBooks = maximumBooks;
30 }
31
32
33
34 }

posted on 2011-06-09 14:51  yf.x  阅读(260)  评论(0编辑  收藏  举报

导航