VirtualDatabaseConfigurationResponse


1   /**
2    * Sequoia: Database clustering technology.
3    * Copyright (C) 2006 Continuent, Inc.
4    * Contact: sequoia@continuent.org
5    * 
6    * Licensed under the Apache License, Version 2.0 (the "License");
7    * you may not use this file except in compliance with the License.
8    * You may obtain a copy of the License at
9    * 
10   * http://www.apache.org/licenses/LICENSE-2.0
11   * 
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License. 
17   *
18   * Initial developer(s): Damian Arregui.
19   * Contributor(s): ______________________.
20   */
21  
22  package org.continuent.sequoia.controller.virtualdatabase.protocol;
23  
24  import java.io.Serializable  ;
25  import java.util.List  ;
26  
27  import org.continuent.hedera.common.Member;
28  import org.continuent.sequoia.controller.virtualdatabase.DistributedVirtualDatabase;
29  
30  /**
31   * Transports the response to a <code>VirtualDatabaseConfiguration</code>
32   * message.
33   * 
34   * @author <a HREF="mailto:damian.arregui@continuent.com">Damián Arregui</a>
35   * @version 1.0
36   */
37  public class VirtualDatabaseConfigurationResponse
38      extends DistributedVirtualDatabaseMessage
39  {
40    private static final long serialVersionUID = -6800865688275066016L;
41  
42    private long              controllerId;
43    private List                additionalVdbUsers;
44  
45    /**
46     * Creates a new <code>VirtualDatabaseConfigurationResponse</code> object
47     * 
48     * @param controllerId the responsding controller id or
49     *          <code>DistributedVirtualDatabase.INCOMPATIBLE_CONFIGURATION</code>
50     *          if the configurations are not compatible.
51     * @param additionalVdbUsers a list of <code>VirtualDatabaseUser</code>
52     *          objects if the responding controller has additional vdb users,
53     *          null otherwise.
54     */
55    public VirtualDatabaseConfigurationResponse(long controllerId,
56        List   additionalVdbUsers)
57    {
58      this.controllerId = controllerId;
59      this.additionalVdbUsers = additionalVdbUsers;
60    }
61  
62    /**
63     * Returns the additional vdb users in the local configuration with respect to
64     * the remote configuration.
65     * 
66     * @return a <code>List</code> of VirtualDatabaseUser objects or null if
67     *         there are no additional vdb users.
68     */
69    public List   getAdditionalVdbUsers()
70    {
71      return additionalVdbUsers;
72    }
73  
74    /**
75     * Returns the local controller id.
76     * 
77     * @return the local controller id or
78     *         <code>DistributedVirtualDatabase.INCOMPATIBLE_CONFIGURATION</code>
79     *         if the configurations are not compatible.
80     */
81    public long getControllerId()
82    {
83      return controllerId;
84    }
85  
86    /**
87     * @see org.continuent.sequoia.controller.virtualdatabase.protocol.DistributedVirtualDatabaseMessage#handleMessageSingleThreaded(org.continuent.sequoia.controller.virtualdatabase.DistributedVirtualDatabase,
88     *      org.continuent.hedera.common.Member)
89     */
90    public Object   handleMessageSingleThreaded(DistributedVirtualDatabase dvdb,
91        Member sender)
92    {
93      // TODO Auto-generated method stub
94      return null;
95    }
96  
97    /**
98     * @see org.continuent.sequoia.controller.virtualdatabase.protocol.DistributedVirtualDatabaseMessage#handleMessageMultiThreaded(org.continuent.sequoia.controller.virtualdatabase.DistributedVirtualDatabase,
99     *      org.continuent.hedera.common.Member, java.lang.Object)
100    */
101   public Serializable   handleMessageMultiThreaded(
102       DistributedVirtualDatabase dvdb, Member sender,
103       Object   handleMessageSingleThreadedResult)
104   {
105     // TODO Auto-generated method stub
106     return null;
107   }
108 
109 }
110
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