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1   /*
2    *  Copyright 2004 University of Hannover
3    *
4    *  Licensed under the Apache License, Version 2.0 (the "License");
5    *  you may not use this file except in compliance with the License.
6    *  You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   *  Unless required by applicable law or agreed to in writing, software
11   *  distributed under the License is distributed on an "AS IS" BASIS,
12   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *  See the License for the specific language governing permissions and
14   *  limitations under the License.
15   */
16  
17  package olr.presentation;
18  
19  import org.apache.log4j.Logger;
20  
21  import olr.om.ModelPeer;
22  
23  import com.lutris.appserver.server.httpPresentation.ClientPageRedirectException;
24  import com.lutris.appserver.server.httpPresentation.HttpPresentationException;
25  
26  /***
27   * @version $Id: DeleteDBModel.java,v 1.12 2004/08/04 10:58:55 roku Exp $
28   */
29  public class DeleteDBModel extends SecureHttpPresentation {
30  
31      public String handleDefault() throws HttpPresentationException {
32          return showPage();
33      }
34  
35      public String handleDelete() throws HttpPresentationException {
36          try {
37              ModelPeer.delete(getSessionData().getModel(), getUser());
38          } catch (Exception e) {
39              Logger.getLogger(getClass()).error("Can not delete model.", e);
40              throw new HttpPresentationException(e);
41          }
42          throw new ClientPageRedirectException("Welcome1.po?event=Restart");
43      }
44  
45      public String showPage() {
46          return (new DeleteDBModelHTML()).toDocument();
47      }
48  }