org.apache.ignite.internal.processors.cache.persistence.migration

Class UpgradePendingTreeToPerPartitionTask

java.lang.Object

org.apache.ignite.internal.processors.cache.persistence.migration.UpgradePendingTreeToPerPartitionTask

All Implemented Interfaces:

Serializable, Callable<Boolean>, IgniteCallable<Boolean>

public class UpgradePendingTreeToPerPartitionTask
extends Object
implements IgniteCallable<Boolean>

Ignite native persistence migration task upgrades existed PendingTrees to per-partition basis. It's ignore possible assertions errors when a pointer to an entry exists in tree but the entry itself was removed due to some reason (e.g. when partition was evicted after restart). Task goes through persistent cache groups and copy entries to certain partitions.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static int	BATCH_SIZE

Constructor Summary

Constructors

Constructor and Description
UpgradePendingTreeToPerPartitionTask()

Method Summary

Modifier and Type	Method and Description
Boolean	call()

Methods inherited from class java.lang.Object

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

Field Detail

BATCH_SIZE

public static final int BATCH_SIZE

See Also:

Constant Field Values

Constructor Detail

UpgradePendingTreeToPerPartitionTask

public UpgradePendingTreeToPerPartitionTask()

Method Detail

call

public Boolean call()
             throws IgniteException

Specified by:

call in interface Callable<Boolean>

Throws:

IgniteException