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Java > Open Source Codes > org > ofbiz > webapp > ftl > RenderWrappedTextTransform


1 /*
2  * $Id: RenderWrappedTextTransform.java 5462 2005-08-05 18:35:48Z jonesde $
3  *
4  * Copyright (c) 2001-2003 The Open For Business Project - www.ofbiz.org
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included
14  * in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
20  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
21  * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
22  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23  *
24  */
25 package org.ofbiz.webapp.ftl;
26
27 import java.io.IOException JavaDoc;
28 import java.io.Writer JavaDoc;
29 import java.util.Map JavaDoc;
30
31 import freemarker.core.Environment;
32 import freemarker.template.TemplateTransformModel;
33
34 import org.ofbiz.base.util.Debug;
35 import org.ofbiz.base.util.UtilValidate;
36 import org.ofbiz.base.util.template.FreeMarkerWorker;
37
38 /**
39  * RenderWrappedTextTransform - Freemarker Transform for URLs (links)
40  *
41  * @author <a HREF="mailto:byersa@automationgroups.com">Al Byers</a>
42  * @version $Rev: 5462 $
43  * @since 3.0
44  */
45 public class RenderWrappedTextTransform implements TemplateTransformModel {
46
47     public static final String JavaDoc module = RenderWrappedTextTransform.class.getName();
48    
49     public Writer JavaDoc getWriter(final Writer JavaDoc out, Map JavaDoc args) {
50         final Environment env = Environment.getCurrentEnvironment();
51         Map JavaDoc ctx = (Map JavaDoc)FreeMarkerWorker.getWrappedObject("context", env);
52         final String JavaDoc wrappedFTL = FreeMarkerWorker.getArg(args, "wrappedFTL", ctx);
53
54         return new Writer JavaDoc(out) {
55
56             public void write(char cbuf[], int off, int len) {
57             }
58
59             public void flush() throws IOException JavaDoc {
60                 out.flush();
61             }
62
63             public void close() throws IOException JavaDoc {
64                 if (UtilValidate.isNotEmpty(wrappedFTL)) {
65                         out.write(wrappedFTL);
66                 } else {
67                     Debug.logInfo("wrappedFTL was empty. skipping write.", module);
68                 }
69             }
70         };
71     }
72 }
73
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