任意类型和二进制互转工具类

Posted 2021-03-08 xieshilin

 1 public class SerializeUtil {
 2     /**
 3      * 任意类型和二进制互转
 4      * @param obj
 5      * @return
 6      */
 7     public static byte [] serialize(Object obj){
 8         ObjectOutputStream obi=null;
 9         ByteArrayOutputStream bai=null;
10         try {
11             bai=new ByteArrayOutputStream();
12             obi=new ObjectOutputStream(bai);
13             obi.writeObject(obj);
14             byte[] byt=bai.toByteArray();
15             return byt;
16         } catch (IOException e) {
17             e.printStackTrace();
18         }
19         return null;
20     }
21 
22     /**
23      * 把二进制反序列化为对象
24      * @param byt
25      * @return
26      */
27     public static Object unserizlize(byte[] byt){
28         ObjectInputStream oii=null;
29         ByteArrayInputStream bis=null;
30         bis=new ByteArrayInputStream(byt);
31         try {
32             oii=new ObjectInputStream(bis);
33             Object obj=oii.readObject();
34             return obj;
35         } catch (Exception e) {
36 
37             e.printStackTrace();
38         }
39 
40 
41         return null;
42     }
43 }

注意：实体类二进制转化必须序列化