————— 第二天 —————————————————public interface IStudentService { void insertStudent(); void deleteStudent();}public class StudentService implements IStudentService { public void insertStudent(){ //添加学生 } public void deleteStudent(){ //删除学生 }}public class StudentService implements IStudentService { public void insertStudent(){ System.out.println("准备添加学生"); //添加学生 System.out.println("添加学生成功"); } public void deleteStudent(){ System.out.println("准备删除学生"); //删除学生 System.out.println("删除学生成功"); }}public class StudentServiceProxy implements IStude
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