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Java > Open Source Codes > net > nutch > fs > NFSInputStream


1 /* Copyright (c) 2004 The Nutch Organization. All rights reserved. */
2 /* Use subject to the conditions in http://www.nutch.org/LICENSE.txt. */
3 package net.nutch.fs;
4
5 import java.io.*;
6
7 /****************************************************************
8  * NFSInputStream is a generic old InputStream with a little bit
9  * of RAF-style seek ability.
10  *
11  * @author Mike Cafarella
12  *****************************************************************/
13 public abstract class NFSInputStream extends InputStream {
14     /**
15      * Seek to the given offset from the start of the file.
16      * The next read() will be from that location. Can't
17      * seek past the end of the file.
18      */
19     public abstract void seek(long pos) throws IOException;
20
21     /**
22      * Return the current offset from the start of the file
23      */
24     public abstract long getPos() throws IOException;
25 }
26
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