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.scriptio;
32:
33: import java.io.BufferedInputStream;
34: import java.io.DataInputStream;
35: import java.io.IOException;
36: import java.io.InputStream;
37: import java.util.zip.Inflater;
38: import java.util.zip.InflaterInputStream;
39:
40: import org.hsqldb.Database;
41: import org.hsqldb.HsqlException;
42:
43: /**
44: *
45: * @author fredt@users
46: * @since 1.7.2
47: * @version 1.8.0
48: */
49: class ScriptReaderZipped extends ScriptReaderBinary {
50:
51: ScriptReaderZipped(Database db, String file) throws HsqlException,
52: IOException {
53: super (db, file);
54: }
55:
56: protected void openFile() throws IOException {
57:
58: InputStream d = db.isFilesInJar() ? getClass()
59: .getResourceAsStream(fileName) : db.getFileAccess()
60: .openInputStreamElement(fileName);
61:
62: dataStreamIn = new DataInputStream(new BufferedInputStream(
63: new InflaterInputStream(d, new Inflater()), 1 << 13));
64: }
65: }
|