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1
4 package org.oddjob.quartz;
5
6 import java.io.IOException  ;
7 import java.io.NotSerializableException ;
8 import java.io.ObjectInputStream ;
9 import java.io.ObjectOutputStream ;
10 import java.io.Serializable ;
11
12 import org.oddjob.arooa.registry.ComponentRegistry;
13 import org.oddjob.arooa.registry.Path;
14
15 public class JobToken implements Serializable {
16 private static final long serialVersionUID = 20060112;
17
18 private transient Object job;
19 private Path path;
20
21 private JobToken() {}
22
23 private JobToken(Path path, Object job) {
24 this.path = path;
25 this.job = job;
26 }
27
28 static JobToken create(ComponentRegistry registry, Object job) {
29 if (job == null) {
30 throw new NullPointerException ("No Job!");
31 }
32 if (registry == null) {
33 return new JobToken(null, job);
34 }
35 Path path = registry.pathForObject(job);
36 return new JobToken(path, job);
37 }
38
39 static Object retrieve(ComponentRegistry registry, JobToken token) {
40 if (token.path != null) {
41 return registry.objectForPath(token.path);
42 }
43 return token.job;
44 }
45
46 private void writeObject(ObjectOutputStream s)
47 throws IOException {
48 if (path == null) {
49 throw new NotSerializableException ("Can't serialize - has the job got an id?");
50 }
51 s.defaultWriteObject();
52 }
53
54 private void readObject(ObjectInputStream s)
55 throws IOException , ClassNotFoundException {
56 s.defaultReadObject();
57 }
58
59 public String toString() {
60 if (path != null) {
61 return "Path: " + path;
62 }
63 else {
64 return job.toString();
65 }
66 }
67 }
68 |
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