摘要：
public interface Italk { public void talk(String msg);}public class Person implements Italk { public String username; public String age; public String getName() { return username; } public void setName(String name) { this.username = name; } public String getAge(... 阅读全文
摘要：
1 class Info { 2 3 public String getName() { 4 return name; 5 } 6 7 public void setName(String name) { 8 this.name = name; 9 }10 11 public int getAge() {12 return age;13 }14 15 public void setAge(int age) {16 this.age = age;17 }18 19 public synchronized void set(String name, int age){20 this.name... 阅读全文