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Java > Open Source Codes > org > objectweb > jalisto > se > api > internal > LogicalSystemPageAccess


1 /*
2  * Jalisto - JAva LIght STOrage
3  * Copyright (C) 2000-2005 Xcalia http://www.xcalia.com
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
18  *
19  * Xcalia
20  * 71, rue Desnouettes
21  * 75014 Paris - France
22  * http://www.xcalia.com
23  */
24 package org.objectweb.jalisto.se.api.internal;
25
26 import org.objectweb.jalisto.se.impl.server.PhysicalOid;
27 import org.objectweb.jalisto.se.impl.InFileAddress;
28 import org.objectweb.jalisto.se.api.query.FieldDescription;
29
30 public interface LogicalSystemPageAccess {
31
32     void insertDatas(Object JavaDoc sessionId, PhysicalOid fpoid, DataWrapper datas);
33
34     DataWrapper readDatas(Object JavaDoc sessionId, PhysicalOid fpoid);
35
36     PhysicalOid updateDatas(Object JavaDoc sessionId, PhysicalOid fpoid, DataWrapper datas);
37
38     void deleteDatas(Object JavaDoc sessionId, PhysicalOid fpoid);
39
40
41     PhysicalOid allocateNewFpoid(Object JavaDoc sessionId, Object JavaDoc clid);
42
43     void desallocateFpoid(Object JavaDoc sessionId, PhysicalOid fpoid);
44
45
46     InFileAddress allocateLeafAddressAndInsert(Object JavaDoc sessionId, FieldDescription meta, DataWrapper oids);
47
48     Object JavaDoc readLeaf(Object JavaDoc sessionId, InFileAddress ifa);
49
50     void updateLeaf(Object JavaDoc sessionId, InFileAddress ifa, DataWrapper oids);
51
52     void removeLeaf(Object JavaDoc sessionId, InFileAddress ifa);
53
54     InFileAddress allocateNodeAddressAndInsert(Object JavaDoc sessionId, FieldDescription meta, DataWrapper node);
55
56     Object JavaDoc readNode(Object JavaDoc sessionId, InFileAddress ifa);
57
58     void updateNode(Object JavaDoc sessionId, InFileAddress ifa, DataWrapper node);
59
60     void removeNode(Object JavaDoc sessionId, InFileAddress ifa);
61
62
63     void begin(Object JavaDoc sessionId);
64
65     void commit(Object JavaDoc sessionId);
66
67     void rollback(Object JavaDoc sessionId);
68
69
70     public void cleanAllNullValue();
71
72     InternalPhysicalFileAccess getPhysicalAccess();
73 }
74
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