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Java > Open Source Codes > proguard > io > DataEntry


1 /*
2  * ProGuard -- shrinking, optimization, obfuscation, and preverification
3  * of Java bytecode.
4  *
5  * Copyright (c) 2002-2007 Eric Lafortune (eric@graphics.cornell.edu)
6  *
7  * This program is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU General Public License as published by the Free
9  * Software Foundation; either version 2 of the License, or (at your option)
10  * any later version.
11  *
12  * This program is distributed in the hope that it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15  * more details.
16  *
17  * You should have received a copy of the GNU General Public License along
18  * with this program; if not, write to the Free Software Foundation, Inc.,
19  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20  */
21 package proguard.io;
22
23 import java.io.*;
24
25 /**
26  * This interface describes a data entry, e.g. a ZIP entry or a file.
27  *
28  * @author Eric Lafortune
29  */
30 public interface DataEntry
31 {
32     /**
33      * Returns the name of this data entry.
34      */
35     public String JavaDoc getName();
36
37
38     /**
39      * Returns an input stream for reading the content of this data entry.
40      */
41     public InputStream getInputStream() throws IOException;
42
43
44     /**
45      * Closes the previously retrieved InputStream.
46      */
47     public void closeInputStream() throws IOException;
48
49
50     /**
51      * Returns the parent of this data entry, or <code>null</null> if it doesn't
52      * have one.
53      */
54     public DataEntry getParent();
55 }
56
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