org.apache.ignite.internal.processors.query.h2.twostep

Class GridMapQueryExecutor

java.lang.Object

org.apache.ignite.internal.processors.query.h2.twostep.GridMapQueryExecutor

public class GridMapQueryExecutor
extends Object

Map query executor.

Field Summary

Fields

Modifier and Type	Field and Description
static boolean	FORCE_LAZY

Constructor Summary

Constructors

Constructor and Description
GridMapQueryExecutor(GridSpinBusyLock busyLock)

Method Summary

Modifier and Type	Method and Description
void	cancelLazyWorkers() Cancel active lazy queries and prevent submit of new queries.
void	onCacheStop(String cacheName)
void	onMessage(UUID nodeId, Object msg)
int	registeredLazyWorkers()
void	start(GridKernalContext ctx, IgniteH2Indexing h2)
void	stopAndUnregisterCurrentLazyWorker() Unregister lazy worker if needed (i.e. if we are currently in lazy worker thread).
void	unregisterLazyWorker(MapQueryLazyWorker worker) Unregister lazy worker.

Methods inherited from class java.lang.Object

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

Field Detail

FORCE_LAZY

public static final boolean FORCE_LAZY

Constructor Detail

GridMapQueryExecutor

public GridMapQueryExecutor(GridSpinBusyLock busyLock)

Parameters:

busyLock - Busy lock.

Method Detail

start

public void start(GridKernalContext ctx,
                  IgniteH2Indexing h2)
           throws IgniteCheckedException

Parameters:

ctx - Context.

h2 - H2 Indexing.

Throws:

IgniteCheckedException - If failed.

cancelLazyWorkers

public void cancelLazyWorkers()

Cancel active lazy queries and prevent submit of new queries.

onMessage

public void onMessage(UUID nodeId,
                      Object msg)

Parameters:

nodeId - Node ID.

msg - Message.

onCacheStop

public void onCacheStop(String cacheName)

Parameters:

cacheName - Cache name.

stopAndUnregisterCurrentLazyWorker

public void stopAndUnregisterCurrentLazyWorker()

Unregister lazy worker if needed (i.e. if we are currently in lazy worker thread).

unregisterLazyWorker

public void unregisterLazyWorker(MapQueryLazyWorker worker)

Unregister lazy worker.

Parameters:

worker - Worker.

registeredLazyWorkers

public int registeredLazyWorkers()

Returns:

Number of registered lazy workers.