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1
9 package org.jboss.portal.server.util;
10
11 import java.util.ArrayList  ;
12
13 import org.jboss.portal.common.value.Converter;
14 import org.jboss.portal.common.value.FormatConversionException;
15 import org.jboss.portal.common.value.NullConversionException;
16 import org.jboss.portal.server.ServerObjectID;
17
18
22 public class ServerObjectIDConverter implements Converter
23 {
24
25 public static final ServerObjectIDConverter instance = new ServerObjectIDConverter();
26
27 public static ServerObjectID decode(String value) throws NullConversionException, FormatConversionException
28 {
29 if (value == null)
30 {
31 throw new NullConversionException();
32 }
33 if (value.length() == 0)
34 {
35 throw new FormatConversionException();
36 }
37 int index = value.indexOf('.');
38 ArrayList list = new ArrayList ();
39 int previous = 0;
40 while (index != -1)
41 {
42 String name = value.substring(previous, index);
43 list.add(name);
44 previous = index + 1;
45 index = value.indexOf('.', previous);
46 }
47 list.add(value.substring(previous));
48 if (list.size() == 0)
49 {
50 throw new NullConversionException();
51 }
52 String [] names = (String [])list.toArray(new String [list.size()]);
53 return new ServerObjectID(names);
54 }
55
56 public boolean accept(Class clazz)
57 {
58 return ServerObjectID.class.equals(clazz);
59 }
60
61 public Object toObject(String value) throws NullConversionException, FormatConversionException
62 {
63 return decode(value);
64 }
65
66 public String toString(Object value) throws NullConversionException, FormatConversionException
67 {
68 if (value == null)
69 {
70 throw new NullConversionException();
71 }
72 if (value instanceof ServerObjectID)
73 {
74 return value.toString();
75 }
76 throw new FormatConversionException("Unrecognized object " + value.getClass().getName());
77 }
78 }
79 |
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