org.apache.ignite.internal.visor.query

Class VisorQueryTask

java.lang.Object

org.apache.ignite.internal.visor.VisorMultiNodeTask<A,R,R>

org.apache.ignite.internal.visor.VisorOneNodeTask<VisorQueryTask.VisorQueryArg,IgniteBiTuple<? extends Exception,VisorQueryResultEx>>

org.apache.ignite.internal.visor.query.VisorQueryTask

All Implemented Interfaces:

Serializable, ComputeTask<VisorTaskArgument<VisorQueryTask.VisorQueryArg>,IgniteBiTuple<? extends Exception,VisorQueryResultEx>>

@GridInternal
public class VisorQueryTask
extends VisorOneNodeTask<VisorQueryTask.VisorQueryArg,IgniteBiTuple<? extends Exception,VisorQueryResultEx>>

Task for execute SCAN or SQL query and get first page of results.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	VisorQueryTask.VisorFutureResultSetHolder<R> ResultSet future holder.
static class	VisorQueryTask.VisorQueryArg Arguments for VisorQueryTask.

Field Summary

Fields inherited from class org.apache.ignite.internal.visor.VisorMultiNodeTask

debug, ignite, start, taskArg

Constructor Summary

Constructors

Constructor and Description
VisorQueryTask()

Method Summary

Methods

Modifier and Type	Method and Description
protected org.apache.ignite.internal.visor.query.VisorQueryTask.VisorQueryJob	job(VisorQueryTask.VisorQueryArg arg)

Methods inherited from class org.apache.ignite.internal.visor.VisorOneNodeTask

reduce0

Methods inherited from class org.apache.ignite.internal.visor.VisorMultiNodeTask

map, map0, reduce, result

Methods inherited from class java.lang.Object

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

Constructor Detail

VisorQueryTask

public VisorQueryTask()

Method Detail

job

protected org.apache.ignite.internal.visor.query.VisorQueryTask.VisorQueryJob job(VisorQueryTask.VisorQueryArg arg)

Specified by:

job in class VisorMultiNodeTask<VisorQueryTask.VisorQueryArg,IgniteBiTuple<? extends Exception,VisorQueryResultEx>,IgniteBiTuple<? extends Exception,VisorQueryResultEx>>

Parameters:

arg - Task arg.

Returns:

New job.