1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights 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.taglib.ui;
24  
25  import com.liferay.portal.kernel.log.Log;
26  import com.liferay.portal.kernel.log.LogFactoryUtil;
27  import com.liferay.portal.kernel.util.MethodInvoker;
28  import com.liferay.portal.kernel.util.MethodWrapper;
29  import com.liferay.portal.kernel.util.PortalClassLoaderUtil;
30  import com.liferay.portal.kernel.util.StringPool;
31  import com.liferay.taglib.util.IncludeTag;
32  
33  import javax.servlet.jsp.JspException;
34  import javax.servlet.jsp.PageContext;
35  
36  /**
37   * <a href="WebDAVTag.java.html"><b><i>View Source</i></b></a>
38   *
39   * @author Jorge Ferrer
40   */
41  public class WebDAVTag extends IncludeTag {
42  
43      public static String doTag(String path, PageContext pageContext)
44          throws Exception {
45  
46          return doTag(_PAGE, path, pageContext);
47      }
48  
49      public static String doTag(
50              String page, String path, PageContext pageContext)
51          throws Exception {
52  
53          Object returnObj = null;
54  
55          Thread currentThread = Thread.currentThread();
56  
57          ClassLoader contextClassLoader = currentThread.getContextClassLoader();
58  
59          try {
60              currentThread.setContextClassLoader(
61                  PortalClassLoaderUtil.getClassLoader());
62  
63              MethodWrapper methodWrapper = new MethodWrapper(
64                  _TAG_CLASS, _TAG_DO_END_METHOD,
65                  new Object[] {page, path, pageContext});
66  
67              returnObj = MethodInvoker.invoke(methodWrapper);
68          }
69          catch (Exception e) {
70              _log.error(e, e);
71          }
72          finally {
73              currentThread.setContextClassLoader(contextClassLoader);
74          }
75  
76          if (returnObj != null) {
77              return returnObj.toString();
78          }
79          else {
80              return StringPool.BLANK;
81          }
82      }
83  
84      public int doEndTag() throws JspException {
85          try {
86              doTag(getPage(), _path, pageContext);
87          }
88          catch (Exception e) {
89              if (e instanceof JspException) {
90                  throw (JspException)e;
91              }
92              else {
93                  throw new JspException(e);
94              }
95          }
96  
97          return EVAL_PAGE;
98      }
99  
100     public void setPath(String path) {
101         _path = path;
102     }
103 
104     protected String getDefaultPage() {
105         return _PAGE;
106     }
107 
108     private static final String _TAG_CLASS =
109         "com.liferay.portal.servlet.taglib.ui.WebDAVTagUtil";
110 
111     private static final String _TAG_DO_END_METHOD = "doEndTag";
112 
113     private static final String _PAGE = "/html/taglib/ui/webdav/page.jsp";
114 
115     private static Log _log = LogFactoryUtil.getLog(WebDAVTag.class);
116 
117     private String _path;
118 
119 }