NavigationException


1   /*
2    * Copyright 2004 Outerthought bvba and Schaubroeck nv
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  package org.outerj.daisy.navigation;
17  
18  import org.outerj.daisy.repository.RepositoryException;
19  
20  import java.util.Map  ;
21  import java.util.HashMap  ;
22  
23  public class NavigationException extends RepositoryException {
24      private String   message;
25  
26      public NavigationException(String   message) {
27          super(message);
28      }
29  
30      public NavigationException(String   message, Throwable   cause) {
31          super(message, cause);
32      }
33  
34      public NavigationException(Map   state) {
35          String   message = (String  )state.get("message");
36          this.message = message;
37      }
38  
39      public String   getMessage() {
40          if (this.message != null)
41              return this.message;
42          else
43              return super.getMessage();
44      }
45  
46      public Map   getState() {
47          if (getMessage() != null) {
48              HashMap   state = new HashMap  (1);
49              state.put("message", getMessage());
50              return state;
51          } else {
52              return null;
53          }
54      }
55  }
56
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