要求:
1).Person类有name,age,salary属性，要求实现至少两个构造方法，并且属性私有，提供对应的getter、setter。
2).覆写toString方法，要求在System.out.println()函数中传递Person对象能打印出三个属性值而不是对象地址。
3).覆写equals方法，要求两个Person类对象的值相同时返回true。
package www.homework.java;
class Person1{
//name,age,salary
private String name;
private Integer age;
private double salary;
public Person1(String name, Integer age) {
this.name = name;
this.age = age;
}
public Person1(String name, Integer age, double salary) {
this.name = name;
this.age = age;
this.salary = salary;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Integer getAge() {
return age;
}
public void setAge(Integer age) {
this.age = age;
}
public double getSalary() {
return salary;
}
public void setSalary(double salary) {
this.salary = salary;
}
@Override
public String toString() {
return “姓名”+name+”\t年龄”+age+”\t薪水”+salary;
}
public boolean equals(Object obj) {
if (obj instanceof Person1) {
Person1 person = (Person1) obj;
return name.equals(person.getName());
}
return false;
}
}
public class Homework {
public static void main(String[] args) {
Person1 per2=new Person1(“宋典”,21,10000);
Person1 per3=new Person1(“宋典”,22,10000);
System.out.println(per2);
System.out.println(per3);
System.out.println(per3.equals(per2));
}
}