org.hsqldb.persist

Class RowStoreAVL

java.lang.Object

org.hsqldb.persist.RowStoreAVL

All Implemented Interfaces:

PersistentStore

Direct Known Subclasses:

RowStoreAVLDisk, RowStoreAVLDiskData, RowStoreAVLHybrid, RowStoreAVLMemory

public abstract class RowStoreAVL
extends java.lang.Object
implements PersistentStore

Field Summary

Fields inherited from interface org.hsqldb.persist.PersistentStore

emptyArray, INT_STORE_SIZE, LONG_STORE_SIZE, SHORT_STORE_SIZE

Constructor Summary

Constructors

Constructor and Description
RowStoreAVL()

Method Summary

Modifier and Type	Method and Description
abstract void	add(Session session, CachedObject object, boolean tx) add new object
boolean	canRead(Session session, CachedObject object, int mode, int[] colMap)
boolean	canRead(Session session, long pos, int mode, int[] colMap)
abstract void	commitPersistence(CachedObject object) commit persisted image
void	delete(Session session, Row row) Basic delete with no logging or referential checks.
long	elementCount()
long	elementCount(Session session)
long	elementCountUnique(Index index)
abstract CachedObject	get(CachedObject object, boolean keep)
CachedObject	get(CachedObject object, RowInputInterface in)
abstract CachedObject	get(long key, boolean keep) get object with keep, ensuring future gets will return the same instance of the object
abstract CachedObject	get(RowInputInterface in)
abstract int	getAccessCount()
CachedObject	getAccessor(Index key)
Index[]	getAccessorKeys()
PersistentStore	getAccessorStore(Index index)
abstract DataFileCache	getCache()
int	getDefaultObjectSize()
abstract CachedObject	getNewCachedObject(Session session, java.lang.Object object, boolean tx)
CachedObject	getNewInstance(int size)
TableSpaceManager	getSpaceManager()
TableBase	getTable()
long	getTimestamp()
boolean	hasNull(int pos)
void	indexRow(Session session, Row row)
void	indexRows(Session session)
abstract boolean	isMemory()
void	moveData(Session session, PersistentStore other, int colindex, int adjust) Moves the data from an old store to new after changes to table The colindex argument is the index of the column that was added or removed.
void	moveDataToSpace()
void	postCommitAction(Session session, RowAction action)
void	reindex(Session session, Index index)
abstract void	release()
abstract void	remove(CachedObject object) remove both persisted and cached copies
abstract void	removeAll()
void	resetAccessorKeys(Session session, Index[] keys)
RowIterator	rowIterator()
double	searchCost(Session session, Index index, int count, int opType)
abstract void	set(CachedObject object)
void	setAccessor(Index key, CachedObject accessor)
void	setAccessor(Index key, long accessor)
abstract void	setCache(DataFileCache cache)
void	setElementCount(Index key, long size, long uniqueSize)
void	setMemory(boolean mode)
void	setReadOnly(boolean readOnly)
void	setSpaceManager(TableSpaceManager manager)
void	setTimestamp(long timestamp)
void	writeLock()
void	writeUnlock()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.hsqldb.persist.PersistentStore

commitRow, get, rollbackRow

Constructor Detail

RowStoreAVL

public RowStoreAVL()

Method Detail

getTable

public TableBase getTable()

Specified by:

getTable in interface PersistentStore

getTimestamp

public long getTimestamp()

Specified by:

getTimestamp in interface PersistentStore

setTimestamp

public void setTimestamp(long timestamp)

Specified by:

setTimestamp in interface PersistentStore

isMemory

public abstract boolean isMemory()

Specified by:

isMemory in interface PersistentStore

setMemory

public void setMemory(boolean mode)

Specified by:

setMemory in interface PersistentStore

getAccessCount

public abstract int getAccessCount()

Specified by:

getAccessCount in interface PersistentStore

set

public abstract void set(CachedObject object)

Specified by:

set in interface PersistentStore

get

public abstract CachedObject get(long key,
                                 boolean keep)

Description copied from interface: PersistentStore

get object with keep, ensuring future gets will return the same instance of the object

Specified by:

get in interface PersistentStore

get

public abstract CachedObject get(CachedObject object,
                                 boolean keep)

Specified by:

get in interface PersistentStore

add

public abstract void add(Session session,
                         CachedObject object,
                         boolean tx)

Description copied from interface: PersistentStore

add new object

Specified by:

add in interface PersistentStore

canRead

public boolean canRead(Session session,
                       long pos,
                       int mode,
                       int[] colMap)

Specified by:

canRead in interface PersistentStore

canRead

public boolean canRead(Session session,
                       CachedObject object,
                       int mode,
                       int[] colMap)

Specified by:

canRead in interface PersistentStore

get

public abstract CachedObject get(RowInputInterface in)

Specified by:

get in interface PersistentStore

get

public CachedObject get(CachedObject object,
                        RowInputInterface in)

Specified by:

get in interface PersistentStore

getNewInstance

public CachedObject getNewInstance(int size)

Specified by:

getNewInstance in interface PersistentStore

getDefaultObjectSize

public int getDefaultObjectSize()

Specified by:

getDefaultObjectSize in interface PersistentStore

getNewCachedObject

public abstract CachedObject getNewCachedObject(Session session,
                                                java.lang.Object object,
                                                boolean tx)

Specified by:

getNewCachedObject in interface PersistentStore

removeAll

public abstract void removeAll()

Specified by:

removeAll in interface PersistentStore

remove

public abstract void remove(CachedObject object)

Description copied from interface: PersistentStore

remove both persisted and cached copies

Specified by:

remove in interface PersistentStore

commitPersistence

public abstract void commitPersistence(CachedObject object)

Description copied from interface: PersistentStore

commit persisted image

Specified by:

commitPersistence in interface PersistentStore

postCommitAction

public void postCommitAction(Session session,
                             RowAction action)

Specified by:

postCommitAction in interface PersistentStore

getCache

public abstract DataFileCache getCache()

Specified by:

getCache in interface PersistentStore

getSpaceManager

public TableSpaceManager getSpaceManager()

Specified by:

getSpaceManager in interface PersistentStore

setSpaceManager

public void setSpaceManager(TableSpaceManager manager)

Specified by:

setSpaceManager in interface PersistentStore

setCache

public abstract void setCache(DataFileCache cache)

Specified by:

setCache in interface PersistentStore

release

public abstract void release()

Specified by:

release in interface PersistentStore

getAccessorStore

public PersistentStore getAccessorStore(Index index)

Specified by:

getAccessorStore in interface PersistentStore

getAccessor

public CachedObject getAccessor(Index key)

Specified by:

getAccessor in interface PersistentStore

delete

public void delete(Session session,
                   Row row)

Basic delete with no logging or referential checks.

Specified by:

delete in interface PersistentStore

indexRow

public void indexRow(Session session,
                     Row row)

Specified by:

indexRow in interface PersistentStore

indexRows

public final void indexRows(Session session)

Specified by:

indexRows in interface PersistentStore

rowIterator

public final RowIterator rowIterator()

Specified by:

rowIterator in interface PersistentStore

setAccessor

public void setAccessor(Index key,
                        CachedObject accessor)

Specified by:

setAccessor in interface PersistentStore

setAccessor

public void setAccessor(Index key,
                        long accessor)

Specified by:

setAccessor in interface PersistentStore

resetAccessorKeys

public void resetAccessorKeys(Session session,
                              Index[] keys)

Specified by:

resetAccessorKeys in interface PersistentStore

getAccessorKeys

public Index[] getAccessorKeys()

Specified by:

getAccessorKeys in interface PersistentStore

searchCost

public double searchCost(Session session,
                         Index index,
                         int count,
                         int opType)

Specified by:

searchCost in interface PersistentStore

elementCount

public long elementCount()

Specified by:

elementCount in interface PersistentStore

elementCount

public long elementCount(Session session)

Specified by:

elementCount in interface PersistentStore

elementCountUnique

public long elementCountUnique(Index index)

Specified by:

elementCountUnique in interface PersistentStore

setElementCount

public void setElementCount(Index key,
                            long size,
                            long uniqueSize)

Specified by:

setElementCount in interface PersistentStore

hasNull

public boolean hasNull(int pos)

Specified by:

hasNull in interface PersistentStore

moveDataToSpace

public void moveDataToSpace()

Specified by:

moveDataToSpace in interface PersistentStore

moveData

public final void moveData(Session session,
                           PersistentStore other,
                           int colindex,
                           int adjust)

Moves the data from an old store to new after changes to table The colindex argument is the index of the column that was added or removed. The adjust argument is {-1 | 0 | +1}

Specified by:

moveData in interface PersistentStore

reindex

public void reindex(Session session,
                    Index index)

Specified by:

reindex in interface PersistentStore

setReadOnly

public void setReadOnly(boolean readOnly)

Specified by:

setReadOnly in interface PersistentStore

writeLock

public void writeLock()

Specified by:

writeLock in interface PersistentStore

writeUnlock

public void writeUnlock()

Specified by:

writeUnlock in interface PersistentStore