如何将一个物件转成字串后再存入资料库

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

import java.util.HashMap;
 
import org.apache.commons.codec.binary.Base64;
import org.apache.commons.lang.SerializationUtils;
 
public class Main {
 
  public static void main(String[] args) {
    HashMap<Integer, Integer> map = new HashMap<Integer, Integer>();
    map.put(123, 123);
    map.put(456, 456);
    map.put(999, 999);
 
    // encode
    String result = new String(Base64.encodeBase64(SerializationUtils
        .serialize(map)));
    System.out.println(result);
 
    // decode
    System.out.println(SerializationUtils.deserialize(Base64
        .decodeBase64(result.getBytes())));
  }
 
}