NTFSStreamsInterface


1   /*
2    * Copyright (C) 2005 Alfresco, Inc.
3    *
4    * Licensed under the Mozilla Public License version 1.1 
5    * with a permitted attribution clause. You may obtain a
6    * copy of the License at
7    *
8    *   http://www.alfresco.org/legal/license.txt
9    *
10   * Unless required by applicable law or agreed to in writing,
11   * software distributed under the License is distributed on an
12   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
13   * either express or implied. See the License for the specific
14   * language governing permissions and limitations under the
15   * License.
16   */
17  package org.alfresco.filesys.smb.server.ntfs;
18  
19  import java.io.IOException  ;
20  
21  import org.alfresco.filesys.server.SrvSession;
22  import org.alfresco.filesys.server.filesys.TreeConnection;
23  
24  /**
25   * NTFS Streams Interface
26   * <p>
27   * Optional interface that a DiskInterface driver can implement to provide file streams support.
28   */
29  public interface NTFSStreamsInterface
30  {
31  
32      /**
33       * Determine if NTFS streams are enabled
34       * 
35       * @param sess SrvSession
36       * @param tree TreeConnection
37       * @return boolean
38       */
39      public boolean hasStreamsEnabled(SrvSession sess, TreeConnection tree);
40  
41      /**
42       * Return stream information for the specified stream
43       * 
44       * @param sess SrvSession
45       * @param tree TreeConnection
46       * @param streamInfo StreamInfo
47       * @return StreamInfo
48       * @exception IOException I/O error occurred
49       */
50      public StreamInfo getStreamInformation(SrvSession sess, TreeConnection tree, StreamInfo streamInfo)
51              throws IOException  ;
52  
53      /**
54       * Return a list of the streams for the specified file
55       * 
56       * @param sess SrvSession
57       * @param tree TreeConnection
58       * @param fileName String
59       * @return StreamInfoList
60       * @exception IOException I/O error occurred
61       */
62      public StreamInfoList getStreamList(SrvSession sess, TreeConnection tree, String   fileName) throws IOException  ;
63  
64      /**
65       * Rename a stream
66       * 
67       * @param sess SrvSession
68       * @param tree TreeConnection
69       * @param oldName String
70       * @param newName String
71       * @param overWrite boolean
72       * @exception IOException
73       */
74      public void renameStream(SrvSession sess, TreeConnection tree, String   oldName, String   newName, boolean overWrite)
75              throws IOException  ;
76  }
77
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