IndexSummaryRedistribution (apache-cassandra API)

java.lang.Object
- org.apache.cassandra.db.compaction.CompactionInfo.Holder
- - org.apache.cassandra.io.sstable.IndexSummaryRedistribution

public class IndexSummaryRedistribution
extends CompactionInfo.Holder

Constructor Summary

Constructors
Constructor	Description
`IndexSummaryRedistribution(java.util.Map<TableId,LifecycleTransaction> transactions, long nonRedistributingOffHeapSize, long memoryPoolBytes)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`CompactionInfo`	`getCompactionInfo()`
`boolean`	`isGlobal()`	if this compaction involves several/all tables we can safely check globalCompactionsPaused in isStopRequested() below
`java.util.List<SSTableReader>`	`redistributeSummaries()`

Methods inherited from class org.apache.cassandra.db.compaction.CompactionInfo.Holder
isStopRequested, stop

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - IndexSummaryRedistribution
```
public IndexSummaryRedistribution(java.util.Map<TableId,LifecycleTransaction> transactions,
                                  long nonRedistributingOffHeapSize,
                                  long memoryPoolBytes)
```
    Parameters:
    
    transactions - the transactions for the different keyspaces/tables we are to redistribute
    
    nonRedistributingOffHeapSize - the total index summary off heap size for all sstables we were not able to mark compacting (due to them being involved in other compactions)
    
    memoryPoolBytes - size of the memory pool
- Method Detail
  - redistributeSummaries
```
public java.util.List<SSTableReader> redistributeSummaries()
                                                    throws java.io.IOException
```
    Throws:
    
    java.io.IOException
  - getCompactionInfo
```
public CompactionInfo getCompactionInfo()
```
    Specified by:
    
    getCompactionInfo in class CompactionInfo.Holder
  - isGlobal
```
public boolean isGlobal()
```
    Description copied from class: CompactionInfo.Holder
    
    if this compaction involves several/all tables we can safely check globalCompactionsPaused in isStopRequested() below
    
    Specified by:
    
    isGlobal in class CompactionInfo.Holder