标签:刷新 dex size stack flush null catch 属性 cti
package com.mepu;
import org.junit.Test;
import java.io.*;
/**
* @author: 艾康
* @date: 2020/1/1 14:29
* @description: TODO
* @modifiedBy:
* @version: 1.0
* 对象流的序列化与反序列化
*/
public class ObjectIOTest {
/*
序列化
*/
@Test
public void test1(){
ObjectOutputStream objectOutputStream = null;
try {
//创建字节流对象
FileOutputStream fileOutputStream = new FileOutputStream("object.dat");
//创建对象流
objectOutputStream = new ObjectOutputStream(fileOutputStream);
//存储对象,对象需要满足可序列化条件,所有用到的类实现Serializable接口,不能序列化static修饰的变量
// 新增属性序列版本号:public static final long serialVersionUID=自定义值L;
objectOutputStream.writeObject(new String("北京北京"));
objectOutputStream.flush();//刷新
} catch (IOException e) {
e.printStackTrace();
} finally {
//关闭流
try {
objectOutputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
/*
反序列化
*/
@Test
public void test2() {
ObjectInputStream objectInputStream = null;
Object o = null;
try {
//创建文件对象
FileInputStream fileInputStream = new FileInputStream("object.dat");
//创建对象流
objectInputStream = new ObjectInputStream(fileInputStream);
//读取
o = objectInputStream.readObject();
System.out.println(o);
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
} finally {
//关闭流
try {
objectInputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
标签:刷新 dex size stack flush null catch 属性 cti
原文地址:https://www.cnblogs.com/aikang525/p/12128975.html