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1   /**
2    * Copyright (c) 2002-2011 "Neo Technology,"
3    * Network Engine for Objects in Lund AB [http://neotechnology.com]
4    *
5    * This file is part of Neo4j.
6    *
7    * Neo4j is free software: you can redistribute it and/or modify
8    * it under the terms of the GNU General Public License as published by
9    * the Free Software Foundation, either version 3 of the License, or
10   * (at your option) any later version.
11   *
12   * This program is distributed in the hope that it will be useful,
13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   * GNU General Public License for more details.
16   *
17   * You should have received a copy of the GNU General Public License
18   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
19   */
20  package org.neo4j.server.rest.web;
21  
22  import javax.ws.rs.core.Response;
23  import javax.ws.rs.core.Response.Status;
24  import javax.ws.rs.ext.ExceptionMapper;
25  import javax.ws.rs.ext.Provider;
26  
27  import org.neo4j.server.database.DatabaseBlockedException;
28  
29  /**
30   * Map DatabaseBlockedException to a HTTP service not available response.
31   * 
32   * @author Jacob Hansson <jacob@voltvoodoo.com>
33   * 
34   */
35  @Provider
36  public class DatabaseBlockedExceptionMapper implements ExceptionMapper<DatabaseBlockedException> {
37  
38      public Response toResponse(DatabaseBlockedException e) {
39          return Response.status(Status.SERVICE_UNAVAILABLE).entity("Database is temporarily unavailable, please try again in a moment.").build();
40      }
41  
42  }