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1 package com.daffodilwoods.daffodildb.server.datasystem.interfaces;
2
3 import com.daffodilwoods.database.resource.DException;
4 import com.daffodilwoods.daffodildb.utils.comparator.SuperComparator;
5 import com.daffodilwoods.daffodildb.server.sql99.utils._IndexPredicate;
6 import com.daffodilwoods.daffodildb.server.datasystem.indexsystem._IndexInformation;
7 import com.daffodilwoods.daffodildb.server.datasystem.btree.BTreeNavigator;
8
9 public interface _Index {
10 public _IndexInformation getIndexInformation() throws DException;
11
12 public void setIndexInformation(_IndexInformation indexInformation0) throws
13 DException;
14
15 public _IndexKey insert(_DatabaseUser user, Object  key, Object value) throws
16 DException;
17
18 public void update(_DatabaseUser user, Object oldKey, Object newKey,
19 Object oldValue, Object newValue) throws DException;
20
21 public _IndexKey delete(_DatabaseUser user, Object key, Object value) throws
22 DException;
23
24 public _IndexKey delete(_DatabaseUser user, _IndexKey key) throws DException;
25
26 public void showBTree() throws DException;
27
28 public String [] getColumnNames() throws DException;
29
30 public SuperComparator getComparator();
31
32 public Object seekFromTopRelative(_IndexPredicate[] condition) throws
33 DException;
34
35 public Object seekFromBottomRelative(_IndexPredicate[] condition) throws
36 DException;
37
38 public Object seek(Object indexKey) throws DException;
39
40 public Object seekFromTopRelative(Object key, Object indexKey) throws
41 DException;
42
43 public Object seekFromBottomRelative(Object key, Object indexKey) throws
44 DException;
45
46 public _IndexKey locateKey(Object indexKey, boolean top) throws DException;
47
48 public _IndexKey insert(Object key, Object value) throws DException;
49
50 public void update(Object oldKey, Object newKey, Object oldValue,
51 Object newValue) throws DException;
52
53 public _IndexKey delete(Object key, Object value) throws DException;
54
55 public Object seekAbsolute(Object key, Object indexKey) throws DException;
56
57 public int getSize();
58
59 public boolean first(_IndexKey key) throws DException;
60
61 public boolean next(_IndexKey btreeKey) throws DException;
62
63 public boolean last(_IndexKey key) throws DException;
64
65 public boolean previous(_IndexKey btreeKey) throws DException;
66
67 public Object [] getUniqueColumnReference() throws DException;
68
69 public int getTotalNumberOfClusterLoadedInMemory();
70
71 public void setDuplicateAllowed(boolean flag);
72
73 public boolean getDuplicateAllowed();
74
75 public void releaseResource(_DatabaseUser user,boolean releaseCompletely) throws DException;
76
77 public _IndexKey keyInstance();
78
79 BTreeNavigator getNavigator();
80
81 public void setSize(int size);
82 }
83 |
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