Java Doc for ObjectBTreeIndex.java in » Database-DBMS » axion » org » axiondb » engine » indexes » Java Source Code / Java DocumentationJava Source Code and Java Documentation
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Java Source Code / Java Documentation
»
Database DBMS
»
axion
»
org.axiondb.engine.indexes
Source Cross Reference
Class Diagram
Java Document (Java Doc)
org.axiondb.engine.indexes
.BaseIndex
org.axiondb.engine.indexes
.BaseBTreeIndex
org.axiondb.engine.indexes
.ObjectBTreeIndex
All known Subclasses:
org.axiondb.engine.indexes
.StringBTreeIndex
,
ObjectBTreeIndex
public
class ObjectBTreeIndex extends
BaseBTreeIndex
implements
TableModificationListener
(Code)
A
BaseBTreeIndex
B-Tree index over
Object
keys.
version:
$Revision: 1.8 $ $Date: 2005/12/20 18:32:39 $
author:
Dave Pekarek Krohn
author:
Ritesh Adval
author:
Charles Ye
Field Summary
protected
int
_minimizationFactor
Constructor Summary
public
ObjectBTreeIndex
(
String
name,
Column
column, boolean unique)
public
ObjectBTreeIndex
(
String
name,
Column
column, boolean unique,
File
dataDirectory)
Method Summary
final
public
void
changeRowId
(
Table
table,
Row
row, int oldId, int newId)
protected
ObjectBTree
createTree
(
File
dataDirectory,
String
name, int minimizationFactor,
DataType
dataType)
final
public
ObjectBTree
getBTree
()
public
IndexLoader
getIndexLoader
()
final
public
RowIterator
getInorderRowIterator
(
RowSource
source)
protected
Object
getNullKey
()
final
public
RowIterator
getRowIterator
(
RowSource
source,
Function
function,
Object
value)
final
public
void
rowDeleted
(
RowEvent
event)
final
public
void
rowInserted
(
RowEvent
event)
final
public
void
rowUpdated
(
RowEvent
event)
public
void
truncate
()
Field Detail
_minimizationFactor
protected
int _minimizationFactor
(Code)
Constructor Detail
ObjectBTreeIndex
public
ObjectBTreeIndex(
String
name,
Column
column, boolean unique) throws
AxionException
(Code)
ObjectBTreeIndex
public
ObjectBTreeIndex(
String
name,
Column
column, boolean unique,
File
dataDirectory) throws
AxionException
(Code)
Method Detail
changeRowId
final
public
void changeRowId(
Table
table,
Row
row, int oldId, int newId) throws
AxionException
(Code)
createTree
protected
ObjectBTree
createTree(
File
dataDirectory,
String
name, int minimizationFactor,
DataType
dataType) throws
IOException
,
ClassNotFoundException
(Code)
getBTree
final
public
ObjectBTree
getBTree()
(Code)
getIndexLoader
public
IndexLoader
getIndexLoader()
(Code)
getInorderRowIterator
final
public
RowIterator
getInorderRowIterator(
RowSource
source) throws
AxionException
(Code)
getNullKey
protected
Object
getNullKey()
(Code)
getRowIterator
final
public
RowIterator
getRowIterator(
RowSource
source,
Function
function,
Object
value) throws
AxionException
(Code)
rowDeleted
final
public
void rowDeleted(
RowEvent
event) throws
AxionException
(Code)
rowInserted
final
public
void rowInserted(
RowEvent
event) throws
AxionException
(Code)
rowUpdated
final
public
void rowUpdated(
RowEvent
event) throws
AxionException
(Code)
truncate
public
void truncate() throws
AxionException
(Code)
Methods inherited from
org.axiondb.engine.indexes.BaseBTreeIndex
public
String
getType()
(Code)
(Java Doc)
public
void save(
File
dataDirectory) throws
AxionException
(Code)
(Java Doc)
public
void saveAfterTruncate(
File
dataDirectory) throws
AxionException
(Code)
(Java Doc)
public
boolean supportsFunction(
Function
fn)
(Code)
(Java Doc)
Methods inherited from
org.axiondb.engine.indexes.BaseIndex
protected
Comparator
getComparator()
(Code)
(Java Doc)
protected
DataType
getDataType()
(Code)
(Java Doc)
abstract
public
IndexLoader
getIndexLoader()
(Code)
(Java Doc)
public
Column
getIndexedColumn()
(Code)
(Java Doc)
abstract
public
RowIterator
getInorderRowIterator(
RowSource
source) throws
AxionException
(Code)
(Java Doc)
public
String
getName()
(Code)
(Java Doc)
abstract
public
RowIterator
getRowIterator(
RowSource
source,
Function
fn,
Object
value) throws
AxionException
(Code)
(Java Doc)
public
boolean isUnique()
(Code)
(Java Doc)
abstract
public
void save(
File
dataDirectory) throws
AxionException
(Code)
(Java Doc)
abstract
public
void saveAfterTruncate(
File
dataDirectory) throws
AxionException
(Code)
(Java Doc)
abstract
public
boolean supportsFunction(
Function
fn)
(Code)
(Java Doc)
abstract
public
void truncate() throws
AxionException
(Code)
(Java Doc)
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