1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.freemarker;
24  
25  import freemarker.cache.ClassTemplateLoader;
26  
27  import freemarker.template.Configuration;
28  import freemarker.template.DefaultObjectWrapper;
29  import freemarker.template.Template;
30  
31  import java.io.StringWriter;
32  import java.io.Writer;
33  
34  /**
35   * <a href="FreeMarkerUtil.java.html"><b><i>View Source</i></b></a>
36   *
37   * @author Tariq Dweik
38   * @author Brian Wing Shun Chan
39   *
40   */
41  public class FreeMarkerUtil {
42  
43      public static String process(String name, Object context)
44          throws Exception {
45  
46          StringWriter writer = new StringWriter();
47  
48          process(name, context, writer);
49  
50          return writer.toString();
51      }
52  
53      public static void process(String name, Object context, Writer writer)
54          throws Exception {
55  
56          Template template = _getConfiguration().getTemplate(name);
57  
58          template.process(context, writer);
59      }
60  
61      private static Configuration _getConfiguration() {
62          if (_configuration == null) {
63              _configuration = new Configuration();
64  
65              _configuration.setObjectWrapper(new DefaultObjectWrapper());
66              _configuration.setTemplateLoader(
67                  new ClassTemplateLoader(FreeMarkerUtil.class, "/"));
68          }
69  
70          return _configuration;
71      }
72  
73      private static Configuration _configuration;
74  
75  }