1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portlet.imagegallery.action;
21  
22  import com.liferay.portal.kernel.servlet.SessionErrors;
23  import com.liferay.portal.security.auth.PrincipalException;
24  import com.liferay.portal.struts.PortletAction;
25  import com.liferay.portlet.imagegallery.NoSuchFolderException;
26  
27  import javax.portlet.PortletConfig;
28  import javax.portlet.RenderRequest;
29  import javax.portlet.RenderResponse;
30  
31  import org.apache.struts.action.ActionForm;
32  import org.apache.struts.action.ActionForward;
33  import org.apache.struts.action.ActionMapping;
34  
35  /**
36   * <a href="ViewAction.java.html"><b><i>View Source</i></b></a>
37   *
38   * @author Brian Wing Shun Chan
39   *
40   */
41  public class ViewAction extends PortletAction {
42  
43      public ActionForward render(
44              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
45              RenderRequest renderRequest, RenderResponse renderResponse)
46          throws Exception {
47  
48          try {
49              ActionUtil.getFolder(renderRequest);
50          }
51          catch (Exception e) {
52              if (e instanceof NoSuchFolderException ||
53                  e instanceof PrincipalException) {
54  
55                  SessionErrors.add(renderRequest, e.getClass().getName());
56  
57                  return mapping.findForward("portlet.image_gallery.error");
58              }
59              else {
60                  throw e;
61              }
62          }
63  
64          return mapping.findForward("portlet.image_gallery.view");
65      }
66  
67  }