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1 package org.jbpm.context.exe.converter;
2
3 import java.io.*;
4
5 import org.jbpm.bytes.ByteArray;
6 import org.jbpm.context.exe.*;
7
8 public class SerializableToByteArrayConverter implements Converter {
9
10 private static final long serialVersionUID = 1L;
11
12 public boolean supports(Class  clazz) {
13 return Serializable.class.isAssignableFrom(clazz);
14 }
15
16 public Object convert(Object o) {
17 byte[] bytes = null;
18 try {
19 ByteArrayOutputStream baos = new ByteArrayOutputStream();
20 ObjectOutputStream oos = new ObjectOutputStream(baos);
21 oos.writeObject(o);
22 oos.flush();
23 bytes = baos.toByteArray();
24 } catch (IOException e) {
25 throw new RuntimeException ("couldn't serialize '"+o+"'", e);
26 }
27
28 return new ByteArray(bytes);
29 }
30
31 public Object revert(Object o) {
32 ByteArray byteArray = (ByteArray) o;
33 try {
34 ByteArrayInputStream bais = new ByteArrayInputStream(byteArray.getBytes());
35 ObjectInputStream ois = new ObjectInputStream(bais);
36 return ois.readObject();
37 } catch (Exception e) {
38 throw new RuntimeException ("couldn't deserialize object", e);
39 }
40 }
41 }
42 |
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Java API By Example, From Geeks To Geeks.