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1
14 package org.wings.externalizer;
15
16 import org.wings.Renderable;
17 import org.wings.StaticResource;
18 import org.wings.io.Device;
19
20 import java.io.IOException  ;
21 import java.util.Collection ;
22
23
28 public class StaticResourceExternalizer implements Externalizer {
29
30 private static final Class [] SUPPORTED_CLASSES = {StaticResource.class};
31
32 public static final StaticResourceExternalizer SHARED_INSTANCE = new StaticResourceExternalizer();
33
34 public String getExtension(Object obj) {
35 if (obj != null)
36 return ((StaticResource) obj).getExtension();
37 else
38 return "";
39 }
40
41 public String getMimeType(Object obj) {
42 if (obj != null)
43 return ((StaticResource) obj).getMimeType();
44 else
45 return "unknown";
46 }
47
48 public int getLength(Object obj) {
49 if (obj != null)
50 return ((StaticResource) obj).getLength();
51 return -1;
52 }
53
54 public boolean isFinal(Object obj) {
55 return true;
56 }
57
58 public void write(Object obj, Device out)
59 throws IOException {
60 ((Renderable) obj).write(out);
61 }
62
63 public Class [] getSupportedClasses() {
64 return SUPPORTED_CLASSES;
65 }
66
67 public String [] getSupportedMimeTypes() {
68 return null;
69 }
70
71 public Collection getHeaders(Object obj) {
72 if (obj != null)
73 return ((StaticResource) obj).getHeaders();
74 else
75 return null;
76 }
77 }
78
79
80 |
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