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[simantics/platform.git] / bundles / org.simantics.lz4 / src / org / simantics / lz4 / impl / LZ4InputStream.java
1 /*******************************************************************************\r
2  * Copyright (c) 2007, 2012 Association for Decentralized Information Management\r
3  * in 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.lz4.impl;\r
13 \r
14 import java.io.File;\r
15 import java.io.FileInputStream;\r
16 import java.io.FileNotFoundException;\r
17 import java.io.InputStream;\r
18 import java.nio.ByteBuffer;\r
19 import java.nio.channels.ReadableByteChannel;\r
20 \r
21 import org.simantics.compressions.impl.DecompressingInputStream;\r
22 import org.simantics.lz4.LZ4;\r
23 \r
24 \r
25 /**\r
26  * @author Tuukka Lehtonen\r
27  */\r
28 public class LZ4InputStream extends DecompressingInputStream {\r
29 \r
30     public LZ4InputStream(File file) throws FileNotFoundException {\r
31         super(file);\r
32     }\r
33 \r
34     public LZ4InputStream(FileInputStream stream) {\r
35         super(stream);\r
36     }\r
37     \r
38     public LZ4InputStream(InputStream stream) {\r
39         super(stream);\r
40     }\r
41 \r
42     public LZ4InputStream(InputStream stream, ReadableByteChannel channel) {\r
43         super(stream, channel);\r
44     }\r
45 \r
46     @Override\r
47     public void decompress(ByteBuffer compressed, int compressedOffset, int compressedSize, ByteBuffer uncompressed,\r
48             int uncompressedOffset, int uncompressedSize) {\r
49         LZ4.decompressBuffer(compressed, compressedOffset, compressedSize, uncompressed, uncompressedOffset, uncompressedSize);\r
50     }\r
51 \r
52 }\r