Happy_Every_One的专栏

package com.amaker.spring; public class DBUtil { private String address; private String driverName; public String getAddress() { return address; } public void setAddress(String address) { th

package com.amaker.spring; public class UserService { private String name; public String getName() { return name; } public void setName(String name) { this.name = name; } public voi

一个类中引入了另一个类

package com.amaker.spring; public class Student { private String name; public String getName() { return name; } public void setName(String name) { this.name = name; } }