1/*
2 * ProGuard -- shrinking, optimization, obfuscation, and preverification
3 *             of Java bytecode.
4 *
5 * Copyright (c) 2002-2014 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 */
21package proguard.io;
22
23/**
24 * This DataEntryReader delegates to one of two other DataEntryReader instances,
25 * depending on whether the data entry represents a directory or not.
26 *
27 * @author Eric Lafortune
28 */
29public class DirectoryFilter extends FilteredDataEntryReader
30{
31    /**
32     * Creates a new ClassFilter that delegates reading directories to the
33     * given reader.
34     */
35    public DirectoryFilter(DataEntryReader directoryReader)
36    {
37        this (directoryReader, null);
38    }
39
40
41    /**
42     * Creates a new ClassFilter that delegates to either of the two given
43     * readers.
44     */
45    public DirectoryFilter(DataEntryReader directoryReader,
46                           DataEntryReader otherReader)
47    {
48        super(new DataEntryDirectoryFilter(),
49              directoryReader,
50              otherReader);
51    }
52}