AI代码解释 publicstaticvoidmain(String[]args){WpOrder oldOrder...;WpOrder newOrder=DeepCopyUtil.deepCopy(oldOrder);}
private String name; private Bean bean; @Override public String toString() { return "DeepCopy hash is " + this.hashCode() + " ,{" + "age=" + age + ", count=" + count + ", name='" + name + '\'' + ", bean=" + bean + '}'; } } 1. 2. 3. 4. 5. 6. 7. 8. ...
StringoriginalString="Hello World";// 创建一个原始的String对象StringdeepCopyString=(String)originalString.clone();// 使用clone方法进行深拷贝 1. 2. 3. 在上述代码中,我们使用了String的clone方法来创建一个原始String对象的副本deepCopyString,实现了深拷贝。 类图 String 在类图中,我们展示了String类,它是J...
address = address; } @Override public String toString() { return "Person{" + "name='" + name + '\'' + ", age=" + age + ", address=" + address + '}'; } } public class DeepCopyWithCommonsLang { public static void main(String[] args) { Address address = new Address("New ...
person2 = Person@445b295b, person2.name = String@385e9564 可以看到,两个Person对象是不同的,但是它们引用的name是相同的。这就是浅拷贝。 深拷贝(Deep Copy) 深拷贝创建一个新的对象,并且递归地复制原始对象的所有字段和引用指向的对象,而不仅仅是复制引用本身。
public classPersonimplementsCloneable{private String name;private int age;private Address address;publicPerson(String name,int age,Address address){this.name=name;this.age=age;this.address=address;}// 实现Cloneable接口,重写clone()方法@Override
/*clone方法实现浅拷贝*/publicclassShallowCopy {publicstaticvoidmain(String[] args) { Age a=newAge(20); Student stu1=newStudent("摇头耶稣",a,175);//通过调用重写后的clone方法进行浅拷贝Student stu2=(Student)stu1.clone(); System.out.println(stu1.toString()); ...
edu = edu; } public String str() { return name + "\n" + age + edu.toString(); } @Override protected Object clone() throws CloneNotSupportedException { return super.clone(); } } 再次运行刚才的程序, 打印如下: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 daily.javacopy.Person@d...
System.out.println("deep copy"); } String m="ok"; String n=new String(m); n="no"; if(!m.equals(n)){ System.out.println("deep copy"); } 程序运行后,输出两行deep copy,测试结果表明,这两种类型的拷贝构造函数都是深拷贝。int没有拷贝构造函数。
public String getName() { return name; } public static void main(String[] args) { DeepCopyExample original = new DeepCopyExample(25, John); DeepCopyExample copy = new DeepCopyExample(original); System.out.println(Original: + original.getAge() + + original.getName()); ...