UpgradePendingTreeToPerPartitionTask (Ignite 2.17.0)

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 Description
  
  static int BATCH_SIZE
- Constructor Summary
  
  Constructors
  Constructor Description
  
  UpgradePendingTreeToPerPartitionTask()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method 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