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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.repr;
21  
22  import org.neo4j.graphdb.GraphDatabaseService;
23  import org.neo4j.graphdb.NotFoundException;
24  
25  public class DatabaseRepresentation extends MappingRepresentation implements
26          ExtensibleRepresentation
27  {
28      private final GraphDatabaseService graphDb;
29  
30      public DatabaseRepresentation( GraphDatabaseService graphDb )
31      {
32          super( RepresentationType.GRAPHDB );
33          this.graphDb = graphDb;
34      }
35  
36      @Override
37      public String getIdentity()
38      {
39          // This is in fact correct - there is only one graphdb - hence no id
40          return null;
41      }
42  
43      @Override
44      protected void serialize( MappingSerializer serializer )
45      {
46          serializer.putUri( "node", "node" );
47          try {
48              serializer.putUri( "reference_node",
49                      NodeRepresentation.path( graphDb.getReferenceNode() ) );
50          } catch(NotFoundException e) {
51              // No reference node.
52          }
53          serializer.putUri( "node_index", "index/node" );
54          serializer.putUri( "relationship_index", "index/relationship" );
55          serializer.putUri( "extensions_info", "ext" );
56          serializer.putUri( "relationship_types", "relationship/types" );
57      }
58  }