org.hsqldb.persist

Class LobManager

java.lang.Object

org.hsqldb.persist.LobManager

public class LobManager
extends java.lang.Object

Since:

1.9.0

Constructor Summary

Constructors

Constructor and Description
LobManager(Database database)

Method Summary

Modifier and Type	Method and Description
Result	adjustUsageCount(Session session, long lobID, int delta) Executes in user session.
void	close()
int	compare(BlobData a, BlobData b)
int	compare(BlobData a, byte[] b)
int	compare(Collation collation, ClobData a, ClobData b)
int	compare(Collation collation, ClobData a, java.lang.String b)
void	compileStatements()
long	createBlob(Session session, long length)
long	createClob(Session session, long length)
Result	createDuplicateLob(long lobID)
Result	createDuplicateLob(long lobID, long newLength)
void	createSchema()
Result	deleteLob(long lobID)
Result	deleteUnusedLobs()
BlobData	getBlob(long lobID)
Result	getBytes(long lobID, long offset, int length)
Result	getChars(long lobID, long offset, int length)
ClobData	getClob(long lobID)
Result	getLength(long lobID)
Result	getLob(long lobID, long offset, long length) Used for SUBSTRING
int	getLobCount()
LobStore	getLobStore()
Result	getTruncateLength(long lobID)
void	lock()
void	open()
Result	setBytes(long lobID, long offset, byte[] dataBytes, int dataLength) returns new LOB length
Result	setBytesForNewBlob(long lobID, java.io.InputStream inputStream, long length)
Result	setChars(long lobID, long offset, char[] chars, int dataLength) returns new full length of Clob
Result	setCharsForNewClob(long lobID, java.io.InputStream inputStream, long length)
void	synch()
Result	truncate(long lobID, long offset)
void	unlock()

Methods inherited from class java.lang.Object

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

Constructor Detail

LobManager

public LobManager(Database database)

Method Detail

lock

public void lock()

unlock

public void unlock()

createSchema

public void createSchema()

compileStatements

public void compileStatements()

open

public void open()

close

public void close()

getLobStore

public LobStore getLobStore()

getBlob

public BlobData getBlob(long lobID)

getClob

public ClobData getClob(long lobID)

createBlob

public long createBlob(Session session,
                       long length)

createClob

public long createClob(Session session,
                       long length)

deleteLob

public Result deleteLob(long lobID)

deleteUnusedLobs

public Result deleteUnusedLobs()

getLength

public Result getLength(long lobID)

compare

public int compare(BlobData a,
                   byte[] b)

compare

public int compare(BlobData a,
                   BlobData b)

compare

public int compare(Collation collation,
                   ClobData a,
                   java.lang.String b)

compare

public int compare(Collation collation,
                   ClobData a,
                   ClobData b)

getLob

public Result getLob(long lobID,
                     long offset,
                     long length)

Used for SUBSTRING

createDuplicateLob

public Result createDuplicateLob(long lobID)

createDuplicateLob

public Result createDuplicateLob(long lobID,
                                 long newLength)

getTruncateLength

public Result getTruncateLength(long lobID)

getChars

public Result getChars(long lobID,
                       long offset,
                       int length)

getBytes

public Result getBytes(long lobID,
                       long offset,
                       int length)

setBytes

public Result setBytes(long lobID,
                       long offset,
                       byte[] dataBytes,
                       int dataLength)

returns new LOB length

setBytesForNewBlob

public Result setBytesForNewBlob(long lobID,
                                 java.io.InputStream inputStream,
                                 long length)

setChars

public Result setChars(long lobID,
                       long offset,
                       char[] chars,
                       int dataLength)

returns new full length of Clob

setCharsForNewClob

public Result setCharsForNewClob(long lobID,
                                 java.io.InputStream inputStream,
                                 long length)

truncate

public Result truncate(long lobID,
                       long offset)

adjustUsageCount

public Result adjustUsageCount(Session session,
                               long lobID,
                               int delta)

Executes in user session. No lock

getLobCount

public int getLobCount()

synch

public void synch()