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1 /*******************************************************************************\r
2  * Copyright (c) 2007, 2011 Association for Decentralized Information Management in\r
3  * Industry THTH ry.\r
4  * All rights reserved. This program and the accompanying materials\r
5  * are made available under the terms of the Eclipse Public License v1.0\r
6  * which accompanies this distribution, and is available at\r
7  * http://www.eclipse.org/legal/epl-v10.html\r
8  *\r
9  * Contributors:\r
10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
11  *******************************************************************************/\r
12 package org.simantics.databoard.accessor;\r
13 \r
14 import org.simantics.databoard.accessor.error.AccessorException;\r
15 import org.simantics.databoard.accessor.file.FileArrayAccessor;\r
16 \r
17 public interface StreamAccessor extends ArrayAccessor, FileArrayAccessor, CloseableAccessor {\r
18 \r
19         void flush() throws AccessorException;\r
20         \r
21         /**\r
22          * Close the accessor.  \r
23          * \r
24          * @throws AccessorException\r
25          */\r
26         void close() throws AccessorException;\r
27                 \r
28         /**\r
29          * Reset internal buffer. If there unwritten changes, they are flushed.\r
30          * \r
31          * @throws AccessorException\r
32          */\r
33         void reset() throws AccessorException;\r
34         \r
35 }\r