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Java > Open Source Codes > org > apache > tapestry > script > IncludeScriptToken


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.script;
16
17 import org.apache.hivemind.util.ClasspathResource;
18 import org.apache.hivemind.Location;
19 import org.apache.hivemind.Resource;
20
21 /**
22  * A token for included scripts.
23  *
24  * @author Howard Lewis Ship
25  * @since 1.0.5
26  *
27  **/
28
29 class IncludeScriptToken extends AbstractToken
30 {
31     private String JavaDoc _resourcePath;
32
33     public IncludeScriptToken(String JavaDoc resourcePath, Location location)
34     {
35         super(location);
36
37         _resourcePath = resourcePath;
38     }
39
40     public void write(StringBuffer JavaDoc buffer, ScriptSession session)
41     {
42         Resource includeLocation = null;
43
44         if (_resourcePath.startsWith("/"))
45         {
46             includeLocation =
47                 new ClasspathResource(
48                     session.getRequestCycle().getEngine().getClassResolver(),
49                     _resourcePath);
50         }
51         else
52         {
53             Resource baseLocation = session.getScriptTemplateResource();
54             includeLocation = baseLocation.getRelativeResource(_resourcePath);
55         }
56
57         // TODO: Allow for scripts relative to context resources!
58
59         session.addExternalScript(includeLocation);
60     }
61
62 }
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