1 package 对象序列化; 2  3 import java.io.Serializable; 4  5 @SuppressWarnings("serial") 6 class A implements Serializable{ 7      8 } 9 public class TestSerializable {10     public static void main(String[] args) {11         12     }13 }

 对象序列化：java.io.ObjectOutputStream

对象反序列化：java.io.ObjectInputStream

1 package 对象序列化; 2  3 import java.io.File; 4 import java.io.FileInputStream; 5 import java.io.FileNotFoundException; 6 import java.io.FileOutputStream; 7 import java.io.IOException; 8 import java.io.ObjectInputStream; 9 import java.io.ObjectOutputStream;10 import java.io.Serializable;11 12 @SuppressWarnings("serial")13 class A implements Serializable{14     private String name;15     private transient int age;//transient修饰的成员不能被序列化16     public A(String name,int age){17         this.name=name;18         this.age=age;19     }20     @Override21     public String toString() {22         return "name="+name+",age="+age;23     }24 }25 public class TestSerializable {26     public static void main(String[] args) throws FileNotFoundException, IOException, ClassNotFoundException {27         ObjectOutputStream oos=new ObjectOutputStream(new FileOutputStream(new File("D:"+File.separator+"A.ser")));28         oos.writeObject(new A("张三",23));29         oos.close();30         31         ObjectInputStream ois=new ObjectInputStream(new FileInputStream(new File("D:"+File.separator+"A.ser")));32         A a=(A)ois.readObject();33         ois.close();34         System.out.println(a);35     }36 }