Package org.mariadb.jdbc.internal.util.dao

Class ServerPrepareResult

java.lang.Object

org.mariadb.jdbc.internal.util.dao.ServerPrepareResult

All Implemented Interfaces:

PrepareResult

public class ServerPrepareResult
extends Object
implements PrepareResult

Field Summary

Fields

Modifier and Type	Field	Description
private final ColumnInformation[]	columns
private final AtomicBoolean	inCache
private boolean	isBeingDeallocate
private final ColumnInformation[]	parameters
private ColumnType[]	parameterTypeHeader
private int	shareCounter
private final String	sql
private int	statementId
private Protocol	unProxiedProtocol

Constructor Summary

Constructors

Constructor	Description
ServerPrepareResult(String sql, int statementId, ColumnInformation[] columns, ColumnInformation[] parameters, Protocol unProxiedProtocol)	PrepareStatement Result object.

Method Summary

Modifier and Type	Method	Description
boolean	canBeDeallocate()	Asked if can be deallocate (is not shared in other statement and not in cache) Set deallocate flag to true if so.
void	decrementShareCounter()
void	failover(int statementId, Protocol unProxiedProtocol)	Update information after a failover.
ColumnInformation[]	getColumns()
int	getParamCount()
ColumnInformation[]	getParameters()
ColumnType[]	getParameterTypeHeader()
int	getShareCounter()
String	getSql()
int	getStatementId()
Protocol	getUnProxiedProtocol()
boolean	incrementShareCounter()	Increment share counter.
void	resetParameterTypeHeader()
void	setAddToCache()
void	setRemoveFromCache()

Methods inherited from class java.lang.Object

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

Field Details

columns

private final ColumnInformation[] columns

parameters

private final ColumnInformation[] parameters

sql

private final String sql

inCache

private final AtomicBoolean inCache

statementId

private int statementId

parameterTypeHeader

private ColumnType[] parameterTypeHeader

unProxiedProtocol

private Protocol unProxiedProtocol

shareCounter

private volatile int shareCounter

isBeingDeallocate

private volatile boolean isBeingDeallocate

Constructor Details

ServerPrepareResult

public ServerPrepareResult(String sql,
 int statementId,
 ColumnInformation[] columns,
 ColumnInformation[] parameters,
 Protocol unProxiedProtocol)

PrepareStatement Result object.

Parameters:

sql - query

statementId - server statement Id.

columns - columns information

parameters - parameters information

unProxiedProtocol - indicate the protocol on which the prepare has been done

Method Details

resetParameterTypeHeader

public void resetParameterTypeHeader()

failover

public void failover(int statementId,
 Protocol unProxiedProtocol)

Update information after a failover.

Parameters:

statementId - new statement Id

unProxiedProtocol - the protocol on which the prepare has been done

setAddToCache

public void setAddToCache()

setRemoveFromCache

public void setRemoveFromCache()

incrementShareCounter

public boolean incrementShareCounter()

Increment share counter.

Returns:

true if can be used (is not been deallocate).

decrementShareCounter

public void decrementShareCounter()

canBeDeallocate

public boolean canBeDeallocate()

Asked if can be deallocate (is not shared in other statement and not in cache) Set deallocate flag to true if so.

Returns:

true if can be deallocate

getParamCount

public int getParamCount()

Specified by:

getParamCount in interface PrepareResult

getShareCounter

public int getShareCounter()

getStatementId

public int getStatementId()

getColumns

public ColumnInformation[] getColumns()

getParameters

public ColumnInformation[] getParameters()

getUnProxiedProtocol

public Protocol getUnProxiedProtocol()

getSql

public String getSql()

Specified by:

getSql in interface PrepareResult

getParameterTypeHeader

public ColumnType[] getParameterTypeHeader()