01: /* Copyright (c) 2001-2005, The HSQL Development Group
02: * All rights reserved.
03: *
04: * Redistribution and use in source and binary forms, with or without
05: * modification, are permitted provided that the following conditions are met:
06: *
07: * Redistributions of source code must retain the above copyright notice, this
08: * list of conditions and the following disclaimer.
09: *
10: * Redistributions in binary form must reproduce the above copyright notice,
11: * this list of conditions and the following disclaimer in the documentation
12: * and/or other materials provided with the distribution.
13: *
14: * Neither the name of the HSQL Development Group nor the names of its
15: * contributors may be used to endorse or promote products derived from this
16: * software without specific prior written permission.
17: *
18: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21: * ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
22: * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25: * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
26: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28: * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29: */
30:
31: package org.hsqldb.lib;
32:
33: import java.io.InputStream;
34: import java.io.OutputStream;
35:
36: /**
37: * Interface for abstraction of file access.
38: *
39: * @author Ocke Janssen oj@openoffice.org
40: * @version 1.8.0
41: * @since 1.80
42: */
43: public interface FileAccess {
44:
45: int ELEMENT_READ = 1;
46: int ELEMENT_SEEKABLEREAD = 3;
47: int ELEMENT_WRITE = 4;
48: int ELEMENT_READWRITE = 7;
49: int ELEMENT_TRUNCATE = 8;
50:
51: InputStream openInputStreamElement(java.lang.String streamName)
52: throws java.io.IOException;
53:
54: OutputStream openOutputStreamElement(java.lang.String streamName)
55: throws java.io.IOException;
56:
57: boolean isStreamElement(java.lang.String elementName);
58:
59: void createParentDirs(java.lang.String filename);
60:
61: void removeElement(java.lang.String filename);
62:
63: void renameElement(java.lang.String oldName,
64: java.lang.String newName);
65:
66: public interface FileSync {
67: void sync() throws java.io.IOException;
68: }
69:
70: FileSync getFileSync(OutputStream os) throws java.io.IOException;
71: }
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