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Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
StringAdaptor.java | 50% | 85.7% | 100% | 84.6% |
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1 | // Copyright 2004, 2005 The Apache Software Foundation | |
2 | // | |
3 | // Licensed under the Apache License, Version 2.0 (the "License"); | |
4 | // you may not use this file except in compliance with the License. | |
5 | // You may obtain a copy of the License at | |
6 | // | |
7 | // http://www.apache.org/licenses/LICENSE-2.0 | |
8 | // | |
9 | // Unless required by applicable law or agreed to in writing, software | |
10 | // distributed under the License is distributed on an "AS IS" BASIS, | |
11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | // See the License for the specific language governing permissions and | |
13 | // limitations under the License. | |
14 | ||
15 | package org.apache.tapestry.util.io; | |
16 | ||
17 | import org.apache.tapestry.services.DataSqueezer; | |
18 | ||
19 | /** | |
20 | * Squeezes a String (which is pretty simple, most of the time). | |
21 | * | |
22 | * @author Howard Lewis Ship | |
23 | */ | |
24 | ||
25 | public class StringAdaptor implements SqueezeAdaptor | |
26 | { | |
27 | private static final String PREFIX = "S"; | |
28 | ||
29 | 37 | public String getPrefix() |
30 | { | |
31 | 37 | return PREFIX; |
32 | } | |
33 | ||
34 | 37 | public Class getDataClass() |
35 | { | |
36 | 37 | return String.class; |
37 | } | |
38 | ||
39 | 63 | public String squeeze(DataSqueezer squeezer, Object data) |
40 | { | |
41 | 63 | String string = (String) data; |
42 | ||
43 | 63 | return PREFIX + string; |
44 | } | |
45 | ||
46 | /** | |
47 | * Strips the prefix from the string. This method is only invoked by the | |
48 | * {@link DataSqueezerImpl} if the string leads with its normal prefix (an 'S'). | |
49 | */ | |
50 | ||
51 | 30 | public Object unsqueeze(DataSqueezer squeezer, String string) |
52 | { | |
53 | 30 | if (string.length() == 1) |
54 | 0 | return ""; |
55 | ||
56 | 30 | return string.substring(1); |
57 | } | |
58 | } |
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