org.apache.ignite.internal.processors.odbc.jdbc

Class JdbcQueryDescriptor

java.lang.Object

org.apache.ignite.internal.processors.odbc.jdbc.JdbcQueryDescriptor

public class JdbcQueryDescriptor
extends Object

JDBC query descriptor used for appropriate query cancellation.

Constructor Summary

Constructors

Constructor and Description
JdbcQueryDescriptor() Constructor.

Method Summary

Modifier and Type	Method and Description
GridQueryCancel	cancelHook()
void	decrementUsageCount() Descrements usage count.
void	incrementUsageCount() Increments usage count.
boolean	isCanceled()
boolean	isExecutionStarted()
void	markCancelled() Marks descriptor as canceled.
int	usageCount()

Methods inherited from class java.lang.Object

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

Constructor Detail

JdbcQueryDescriptor

public JdbcQueryDescriptor()

Constructor.

Method Detail

cancelHook

public GridQueryCancel cancelHook()

Returns:

Hook for cancellation.

isCanceled

public boolean isCanceled()

Returns:

True if descriptor was marked as canceled.

markCancelled

public void markCancelled()

Marks descriptor as canceled.

incrementUsageCount

public void incrementUsageCount()

Increments usage count.

decrementUsageCount

public void decrementUsageCount()

Descrements usage count.

usageCount

public int usageCount()

Returns:

Usage count.

isExecutionStarted

public boolean isExecutionStarted()

Returns:

True if execution was started, false otherwise.