01: /* Copyright (C) 2004 - 2007 db4objects Inc. http://www.db4o.com
02:
03: This file is part of the db4o open source object database.
04:
05: db4o is free software; you can redistribute it and/or modify it under
06: the terms of version 2 of the GNU General Public License as published
07: by the Free Software Foundation and as clarified by db4objects' GPL
08: interpretation policy, available at
09: http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
10: Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
11: Suite 350, San Mateo, CA 94403, USA.
12:
13: db4o is distributed in the hope that it will be useful, but WITHOUT ANY
14: WARRANTY; without even the implied warranty of MERCHANTABILITY or
15: FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16: for more details.
17:
18: You should have received a copy of the GNU General Public License along
19: with this program; if not, write to the Free Software Foundation, Inc.,
20: 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21: package com.db4o.internal.marshall;
22:
23: import com.db4o.*;
24: import com.db4o.internal.*;
25:
26: public class StringMarshaller1 extends StringMarshaller {
27:
28: private static final int DEFRAGMENT_INCREMENT_OFFSET = Const4.INT_LENGTH * 2;
29:
30: public boolean inlinedStrings() {
31: return true;
32: }
33:
34: public Buffer readIndexEntry(StatefulBuffer parentSlot)
35: throws CorruptionException {
36: int payLoadOffSet = parentSlot.readInt();
37: int length = parentSlot.readInt();
38: if (payLoadOffSet == 0) {
39: return null;
40: }
41: return parentSlot.readPayloadWriter(payLoadOffSet, length);
42: }
43:
44: public void defrag(SlotBuffer reader) {
45: reader.incrementOffset(DEFRAGMENT_INCREMENT_OFFSET);
46: }
47:
48: }
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