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RedbackServiceExceptionMapper xref
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1   package org.apache.archiva.redback.rest.services.interceptors;
2   /*
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *   http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing,
14   * software distributed under the License is distributed on an
15   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16   * KIND, either express or implied.  See the License for the
17   * specific language governing permissions and limitations
18   * under the License.
19   */
20  
21  import org.apache.archiva.redback.rest.api.model.RedbackRestError;
22  import org.apache.archiva.redback.rest.api.services.RedbackServiceException;
23  import org.springframework.stereotype.Service;
24  
25  import javax.ws.rs.core.Response;
26  import javax.ws.rs.ext.ExceptionMapper;
27  import javax.ws.rs.ext.Provider;
28  
29  /**
30   * @author Olivier Lamy
31   * @since 1.4-M2
32   */
33  @Provider
34  @Service( "redbackServiceExceptionMapper" )
35  public class RedbackServiceExceptionMapper
36      implements ExceptionMapper<RedbackServiceException>
37  {
38      public Response toResponse( final RedbackServiceException e )
39      {
40          RedbackRestError restError = new RedbackRestError( e );
41  
42          Response.ResponseBuilder responseBuilder = Response.status( e.getHttpErrorCode() ).entity( restError );
43          if ( e.getMessage() != null )
44          {
45              responseBuilder = responseBuilder.status( new Response.StatusType()
46              {
47                  public int getStatusCode()
48                  {
49                      return e.getHttpErrorCode();
50                  }
51  
52                  public Response.Status.Family getFamily()
53                  {
54                      return Response.Status.Family.SERVER_ERROR;
55                  }
56  
57                  public String getReasonPhrase()
58                  {
59                      return e.getMessage();
60                  }
61              } );
62          }
63          return responseBuilder.build();
64      }
65  }