org.apache.cassandra.notifications

Class SSTableAddedNotification

java.lang.Object

org.apache.cassandra.notifications.SSTableAddedNotification

All Implemented Interfaces:

INotification

public class SSTableAddedNotification
extends java.lang.Object
implements INotification

Notification sent after SSTables are added to their ColumnFamilyStore.

Field Summary

Fields

Modifier and Type	Field and Description
java.lang.Iterable<SSTableReader>	added The added SSTables

Constructor Summary

Constructors

Constructor and Description
SSTableAddedNotification(java.lang.Iterable<SSTableReader> added, Memtable memtable) Creates a new SSTableAddedNotification for the specified SSTables and optional memtable.

Method Summary

Modifier and Type	Method and Description
java.util.Optional<Memtable>	memtable() Returns the memtable from which the tables come when they have been added due to a memtable flush.

Methods inherited from class java.lang.Object

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

Field Detail

added

public final java.lang.Iterable<SSTableReader> added

The added SSTables

Constructor Detail

SSTableAddedNotification

public SSTableAddedNotification(java.lang.Iterable<SSTableReader> added,
                                @Nullable
                                Memtable memtable)

Creates a new SSTableAddedNotification for the specified SSTables and optional memtable.

Parameters:

added - the added SSTables

memtable - the memtable from which the tables come when they have been added due to a memtable flush, or null if they don't come from a flush

Method Detail

memtable

public java.util.Optional<Memtable> memtable()

Returns the memtable from which the tables come when they have been added due to a memtable flush. If not, an empty Optional should be returned.

Returns:

the origin memtable in case of a flush, Optional.empty() otherwise