01: /*
02: * ProGuard -- shrinking, optimization, obfuscation, and preverification
03: * of Java bytecode.
04: *
05: * Copyright (c) 2002-2007 Eric Lafortune (eric@graphics.cornell.edu)
06: *
07: * This program is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU General Public License as published by the Free
09: * 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 DataEntryWriter lets another DataEntryWriter write the parent data
27: * entries.
28: *
29: * @author Eric Lafortune
30: */
31: public class ParentDataEntryWriter implements DataEntryWriter {
32: private DataEntryWriter dataEntryWriter;
33:
34: /**
35: * Creates a new ParentDataEntryWriter.
36: * @param dataEntryWriter the DataEntryWriter to which the writing will be
37: * delegated, passing the data entries' parents.
38: */
39: public ParentDataEntryWriter(DataEntryWriter dataEntryWriter) {
40: this .dataEntryWriter = dataEntryWriter;
41: }
42:
43: // Implementations for DataEntryWriter.
44:
45: public OutputStream getOutputStream(DataEntry dataEntry)
46: throws IOException {
47: return getOutputStream(dataEntry, null);
48: }
49:
50: public OutputStream getOutputStream(DataEntry dataEntry,
51: Finisher finisher) throws IOException {
52: return dataEntryWriter.getOutputStream(dataEntry.getParent(),
53: finisher);
54: }
55:
56: public void close() throws IOException {
57: dataEntryWriter.close();
58: dataEntryWriter = null;
59: }
60: }
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