码迷,mamicode.com
首页 > 其他好文 > 详细

work05

时间:2020-10-16 11:07:56      阅读:24      评论:0      收藏:0      [点我收藏+]

标签:price   两种方法   员工   基础   任务   todo   rate   code   赋值   

第一题:分析以下需求,并用代码实现
手机类Phone
属性:
品牌brand
价格price
行为:
打电话call()
发短信sendMessage()
玩游戏playGame()

要求:
1.按照以上要求定义类,属性要私有,生成空参、有参构造,setter和getter方法
2.定义测试类,在main方法中创建该类的对象并使用set方式给属性赋值(价格:998,品牌:小米)
3.调用三个成员方法,打印格式如下:
正在使用价格为998元的手机打电话....
正在使用小米品牌的手机发短信....
正在使用价格为998元的小米品牌的手机玩游戏....

 1 private String brand;
 2     private int price;
 3     
 4     public Phone(String brand, int price) {
 5         super();
 6         this.brand = brand;
 7         this.price = price;
 8     }
 9     
10 
11     public Phone() {
12         super();
13         // TODO Auto-generated constructor stub
14     }
15 
16 
17     public String getBrand() {
18         return brand;
19     }
20 
21     public void setBrand(String brand) {
22         this.brand = brand;
23     }
24 
25     public int getPrice() {
26         return price;
27     }
28 
29     public void setPrice(int price) {
30         this.price = price;
31     }
32 
33     public void call(){
34         System.out.println("正在使用价格为"+price+"元的手机打电话....");
35     }
36     public void sendMessage(){
37         System.out.println("正在使用"+brand+"品牌的手机发短信....");
38     }
39     public void playGame(){
40         System.out.println("正在使用价格为"+price+"元的"+brand+"品牌的手机玩游戏....");
41     }
 1 package com.hp.dome;
 2 
 3 public class Dome01 {
 4     public static void main(String[] args) {
 5     Phone phone=new Phone();
 6     phone.setPrice(998);
 7     phone.setBrand("小米");
 8     phone.call();
 9     phone.sendMessage();
10     phone.playGame();
11         }
12 }

 


第二题:分析以下需求,并用代码实现
1.猫类Cat
属性:
毛的颜色color
品种breed
行为:
吃饭eat()
抓老鼠catchMouse()
2.狗类Dog
属性:
毛的颜色color
品种breed
行为:
吃饭()
看家lookHome()
要求:
1.按照以上要求定义Cat类和Dog类,属性要私有,生成空参、有参构造,setter和getter方法
2.定义测试类,在main方法中创建每个类的对象并给属性赋值(演示两种方法:setter方法和构造方法)
3.调用每个对象的成员方法,打印格式如下:
花色的波斯猫正在吃鱼.....
花色的波斯猫正在逮老鼠....
黑色的藏獒正在啃骨头.....
黑色的藏獒正在看家.....

 1 package com.hp.cat;
 2 
 3 public class Cat {
 4     private String color ;
 5     private String breed ;
 6     
 7     public String getColor() {
 8         return color;
 9     }
10     public void setColor(String color) {
11         this.color = color;
12     }
13     public String getBreed() {
14         return breed;
15     }
16     public void setBreed(String breed) {
17         this.breed = breed;
18     }
19     
20     public Cat(String color, String breed) {
21         super();
22         this.color = color;
23         this.breed = breed;
24     }
25     public Cat() {
26         super();
27         // TODO Auto-generated constructor stub
28     }
29     public void eat(){
30         System.out.println(color+"的"+breed+"正在吃鱼.....");
31         
32     }
33     public void catchMouse(){
34         System.out.println(color+"的"+breed+"正在逮老鼠.....");
35         
36     }
37 
38 }
 1 package com.hp.cat;
 2 
 3 public class Dog {
 4     private String color ;
 5     private String breed ;
 6     
 7     public Dog(String color, String breed) {
 8         super();
 9         this.color = color;
10         this.breed = breed;
11     }
12     public Dog() {
13         super();
14         // TODO Auto-generated constructor stub
15     }
16     public String getColor() {
17         return color;
18     }
19     public void setColor(String color) {
20         this.color = color;
21     }
22     public String getBreed() {
23         return breed;
24     }
25     public void setBreed(String breed) {
26         this.breed = breed;
27     }
28     public void eat(){
29         System.out.println(color+"的"+breed+"正在啃骨头.....");
30         
31     }
32     public void lookHome(){
33         System.out.println(color+"的"+breed+"正在看家.....");
34         
35     }
36 }
 1 package com.hp.cat;
 2 
 3 public class Dome02 {
 4 public static void main(String[] args) {
 5     Cat cat=new Cat();
 6     Dog dog=new Dog();
 7     Cat cat1=new Cat("波斯猫2","花色");
 8     Dog dog1=new Dog("黑色2","藏獒");
 9     cat.setBreed("波斯猫");
10     cat.setColor("花色");
11     dog.setBreed("黑色");
12     dog.setColor("藏獒");
13     cat.eat();
14     cat.catchMouse();
15     dog.eat();
16     dog.lookHome();
17     System.out.println("==============================================");
18     cat1.eat();
19     cat1.catchMouse();
20     dog1.eat();
21     dog1.lookHome();
22 }
23 }

 



第三题:分析以下需求,并用代码实现
1.老师类Teacher
属性:
姓名name
年龄age
讲课内容content
行为:
吃饭
讲课
2.学生类Student
属性:
姓名name
年龄age
学习内容content
行为:
吃饭eat()
学习study()
要求:
1.按照以上要求定义Teacher类和Student类,属性要私有,生成空参、有参构造,setter和getter方法
2.定义测试类,在main方法中创建每个类的对象并给属性赋值(演示两种方法:setter方法和构造方法)
3.调用每个对象的成员方法,打印格式如下:
年龄为30的周志鹏老师正在吃饭....
年龄为30的周志鹏老师正在亢奋的讲着Java基础中面向对象的知识........("Java基础中面向对象"代表老师讲课的内容)
年龄为18的韩光同学正在吃饭....
年龄为18的韩光同学正在专心致志的听着面向对象的知识....("面向对象"代表学生学习的内容)

 1 package com.hp.teacher;
 2 
 3 public class Teacher {
 4     public String name;
 5     public int age;
 6     public String content;
 7     public String getName() {
 8         return name;
 9     }
10     public void setName(String name) {
11         this.name = name;
12     }
13     public int getAge() {
14         return age;
15     }
16     public void setAge(int age) {
17         this.age = age;
18     }
19     public String getContent() {
20         return content;
21     }
22     public void setContent(String content) {
23         this.content = content;
24     }
25     public Teacher(String name, int age, String content) {
26         super();
27         this.name = name;
28         this.age = age;
29         this.content = content;
30     }
31     public Teacher() {
32         super();
33         // TODO Auto-generated constructor stub
34     }
35     public void eat(){
36         System.out.println("年龄为"+age+"的"+name+"老师正在吃饭....");
37     }
38     public void slot(){
39         System.out.println("年龄为"+age+"的"+name+"老师正在亢奋的讲着Java基础中面向对象的知识........"+content);
40     }
41 
42 }
 1 package com.hp.teacher;
 2 
 3 public class Student {
 4     public String name;
 5     public int age;
 6     public String content;
 7     public String getName() {
 8         return name;
 9     }
10     public void setName(String name) {
11         this.name = name;
12     }
13     public int getAge() {
14         return age;
15     }
16     public void setAge(int age) {
17         this.age = age;
18     }
19     public String getContent() {
20         return content;
21     }
22     public void setContent(String content) {
23         this.content = content;
24     }
25     public Student() {
26         super();
27         // TODO Auto-generated constructor stub
28     }
29     public Student(String name, int age, String content) {
30         super();
31         this.name = name;
32         this.age = age;
33         this.content = content;
34     }
35     public void eat(){
36         System.out.println("年龄为"+age+"的"+name+"老师正在吃饭....");
37     }
38     public void listing(){
39         System.out.println("年龄为"+age+"的"+name+"同学正在专心致志的听着面向对象的知识...."+content);
40     }
41 }
 1 package com.hp.teacher;
 2 
 3 public class Dome03 {
 4     public static void main(String[] args) {
 5         Teacher teacher=new Teacher();
 6         Student student=new Student();
 7         Teacher teacher1=new Teacher("周志鹏2",30,"Java基础中面向对象");
 8         Student student1=new Student("韩光2",18,"面向对象");
 9         teacher.setAge(30);
10         teacher.setName("周志鹏");
11         teacher.setContent("Java基础中面向对象");
12         student.setAge(18);
13         student.setName("韩光");
14         student.setContent("面向对象");
15         teacher.eat();
16         teacher.slot();
17         student.eat();
18         student.listing();
19         System.out.println("=======================================================================");
20         teacher1.eat();
21         teacher1.slot();
22         student1.eat();
23         student1.listing();
24     }
25 }

 




第四题:分析以下需求,并用代码实现
定义人类Person,包含以下成员:
成员属性:
姓名 name( String类型)
年龄 age(double类型)

1.按照以上要求定义Person,属性要私有,生成空参、有参构造,setter和getter方法
2.定义测试类:根据如下需求创建多个对象(使用满参构造创建,即有参构造).
老王-35 小芳-23
3.通过两个对象,比较谁的年龄大,并打印出来.
例: 老王年龄比较大

 1 package com.hp.person;
 2 
 3 public class Person {
 4     private String name;
 5     private int  age ;
 6     public String getName() {
 7         return name;
 8     }
 9     public void setName(String name) {
10         this.name = name;
11     }
12     public int getAge() {
13         return age;
14     }
15     public void setAge(int age) {
16         this.age = age;
17     }
18     public Person() {
19         super();
20         // TODO Auto-generated constructor stub
21     }
22     public Person(String name, int age) {
23         super();
24         this.name = name;
25         this.age = age;
26     }    
27     
28 
29 }
 1 package com.hp.person;
 2 
 3 public class Dome04 {
 4     public static void main(String[] args) {
 5         Person person=new Person("老王",35);
 6         Person person2=new Person("小芳",23);
 7         if (person.getAge()>person2.getAge()) {
 8             System.out.println("老王年龄比较大");
 9         }else {
10             System.out.println("小芳年龄比较大");
11         }
12     }
13 
14 }

 


练习题:
------------------------------------------------------------------

1.定义“电脑类”Computer,包含以下成员:
成员属性:
品牌brand( String类型)
价格 price(double类型)
成员方法:
编码coding(), 调用方法打印 ***电脑正在使用Java语言编程
玩游戏,playGame(),调用方法打印 ***电脑正在玩王者荣耀s

1.按照以上要求定义Computer,属性要私有,生成空参、有参构造,setter和getter方法
2.定义测试类,a.创建一个电脑对象,设置品牌为ThinkPad,价格为7399,调用方法coding
b.创建一个电脑对象,设置品牌为Acer,价格为5399,调用方法playGame

 1 package com.hp.computer;
 2 
 3 public class Computer {
 4     private String brand;
 5     private double  price;
 6     
 7     public Computer() {
 8         super();
 9         // TODO Auto-generated constructor stub
10     }
11     public Computer(String brand, double price) {
12         super();
13         this.brand = brand;
14         this.price = price;
15     }
16     public String getBrand() {
17         return brand;
18     }
19     public void setBrand(String brand) {
20         this.brand = brand;
21     }
22     public double getPrice() {
23         return price;
24     }
25     public void setPrice(double price) {
26         this.price = price;
27     }
28     public void coding (){
29         System.out.println("品牌:"+brand+"价格:"+price+"电脑正在使用Java语言编程");
30     }
31     public  void palyGame(){
32         System.out.println("品牌:"+brand+"价格:"+price+"电脑正在玩王者荣耀s");
33     }
34     
35 }
 1 package com.hp.computer;
 2 
 3 public class Dome01 {
 4 public static void main(String[] args) {
 5     Computer computer1=new Computer("ThinkPad",7399 );
 6     Computer computer2=new Computer("Acer",5399 );
 7     computer1.coding();
 8     computer2.palyGame();
 9 }
10 }

 



2.定义汽车类Car,包含以下成员:
成员属性:
品牌 brand( String类型)
电量 power(double类型)
成员方法:
报警 warning() 调用方法,可以检验当前电量是否低于10,如果低于10,就打印"电量不足". 如果不低于10,就打印"电量充足"

1.按照以上要求定义Car,属性要私有,生成空参、有参构造,setter和getter方法
2.定义测试类:根据如下需求创建多个对象,调用warning()方法.
特斯拉-50 比亚迪-9

 

 1 package com.hp.computer;
 2 
 3 public class Car {
 4     private String brand;
 5     private double  power;
 6     
 7     public Car() {
 8         super();
 9         // TODO Auto-generated constructor stub
10     }
11     public Car(String brand, double price) {
12         super();
13         this.brand = brand;
14         this.power = price;
15     }
16     public String getBrand() {
17         return brand;
18     }
19     public void setBrand(String brand) {
20         this.brand = brand;
21     }
22     public double getPrice() {
23         return power;
24     }
25     public void setPrice(double price) {
26         this.power = price;
27     }
28     public void warning(){
29         if (power<10) {
30             System.out.println("电量不足");
31         }else {
32             System.out.println("电量充足");
33         }
34     }
35 }
 1 package com.hp.computer;
 2 
 3 public class Dome02 {
 4 public static void main(String[] args) {
 5     Car car1=new Car("特斯拉",50 );
 6     Car car2=new Car("比亚迪",9 );
 7     car1.warning();
 8     car2.warning();
 9 }
10 }

 



3. 1.项目经理类Manager
属性:
姓名name
工号id
工资salary
奖金bonus
行为:
工作work()
2.程序员类Coder
属性:
姓名name
工号id
工资salary
行为:
工作work()
要求:
1.按照以上要求定义Manager类和Coder类,属性要私有,生成空参、有参构造,setter和getter方法
2.定义测试类,在main方法中创建每个类的对象并给属性赋值(演示两种方法:setter方法和构造方法)
3.调用每个对象的成员方法,打印格式如下:
工号为123基本工资为15000奖金为6000的项目经理周扒皮正在努力的做着管理工作,分配任务,检查员工提交上来的代码.....
工号为135基本工资为10000的程序员杨白劳正在努力的写着代码......

 1 package com.hp.computer;
 2 
 3 public class Manager {
 4     private String name;
 5     private int id;
 6     private    int salary;
 7     private int bonus;
 8     public String getName() {
 9         return name;
10     }
11     public void setName(String name) {
12         this.name = name;
13     }
14     public int getId() {
15         return id;
16     }
17     public void setId(int id) {
18         this.id = id;
19     }
20     public int getSalary() {
21         return salary;
22     }
23     public void setSalary(int salary) {
24         this.salary = salary;
25     }
26     public int getBonus() {
27         return bonus;
28     }
29     public void setBonus(int bonus) {
30         this.bonus = bonus;
31     }
32     public Manager() {
33         super();
34         // TODO Auto-generated constructor stub
35     }
36     public Manager(String name, int id, int salary, int bonus) {
37         super();
38         this.name = name;
39         this.id = id;
40         this.salary = salary;
41         this.bonus = bonus;
42     }
43     public void work(){
44         System.out.println("工号为"+id+"基本工资为"+salary+"奖金为"+bonus+"的项目经理"+name+"正在努力的做着管理工作,分配任务,检查员工提交上来的代码.....");
45     }
46     
47 }
 1 package com.hp.computer;
 2 
 3 public class Coder {
 4     private String name;
 5     private int id;
 6     private int salary;
 7     public String getName() {
 8         return name;
 9     }
10     public void setName(String name) {
11         this.name = name;
12     }
13     public int getId() {
14         return id;
15     }
16     public void setId(int id) {
17         this.id = id;
18     }
19     public int getSalary() {
20         return salary;
21     }
22     public void setSalary(int salary) {
23         this.salary = salary;
24     }
25     public Coder(String name, int id, int salary) {
26         super();
27         this.name = name;
28         this.id = id;
29         this.salary = salary;
30     }
31     public Coder() {
32         super();
33         // TODO Auto-generated constructor stub
34     }
35     public void work(){
36         System.out.println("工号为"+id+"基本工资为"+salary+"的程序员"+name+"正在努力的写着代码......");
37     }
38     
39 }
 1 package com.hp.computer;
 2 
 3 public class Dome03 {
 4     public static void main(String[] args) {
 5         Coder coder=new Coder("杨白劳",135 ,10000 );
 6         coder.setId(135);
 7         coder.setName("杨白劳");
 8         coder.setSalary(10000);
 9         Manager manager =new Manager("周扒皮", 123, 15000, 6000);
10         manager.setId(123);
11         manager.setName("周扒皮");
12         manager.setSalary(15000);
13         manager.setBonus(6000);
14         coder.work();
15         manager.work();
16     }
17 }

 

work05

标签:price   两种方法   员工   基础   任务   todo   rate   code   赋值   

原文地址:https://www.cnblogs.com/lemperor/p/13823105.html

(0)
(0)
   
举报
评论 一句话评论(0
登录后才能评论!
© 2014 mamicode.com 版权所有  联系我们:gaon5@hotmail.com
迷上了代码!