org.apache.cassandra.service

Class DatacenterSyncWriteResponseHandler

java.lang.Object

org.apache.cassandra.service.AbstractWriteResponseHandler

org.apache.cassandra.service.DatacenterSyncWriteResponseHandler

All Implemented Interfaces:

IAsyncCallback

public class DatacenterSyncWriteResponseHandler
extends AbstractWriteResponseHandler

This class blocks for a quorum of responses _in all datacenters_ (CL.EACH_QUORUM).

Field Summary

Fields inherited from class org.apache.cassandra.service.AbstractWriteResponseHandler

callback, consistencyLevel, keyspace, naturalEndpoints, pendingEndpoints, start

Fields inherited from interface org.apache.cassandra.net.IAsyncCallback

isAlive

Constructor Summary

Constructors

Constructor and Description
DatacenterSyncWriteResponseHandler(java.util.Collection<java.net.InetAddress> naturalEndpoints, java.util.Collection<java.net.InetAddress> pendingEndpoints, ConsistencyLevel consistencyLevel, Keyspace keyspace, java.lang.Runnable callback, WriteType writeType)

Method Summary

Methods

Modifier and Type	Method and Description
protected int	ackCount()
boolean	isLatencyForSnitch()
void	response(MessageIn message) null message means "response from local write"

Methods inherited from class org.apache.cassandra.service.AbstractWriteResponseHandler

assureSufficientLiveNodes, get, signal, totalBlockFor

Methods inherited from class java.lang.Object

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

Constructor Detail

DatacenterSyncWriteResponseHandler

public DatacenterSyncWriteResponseHandler(java.util.Collection<java.net.InetAddress> naturalEndpoints,
                                  java.util.Collection<java.net.InetAddress> pendingEndpoints,
                                  ConsistencyLevel consistencyLevel,
                                  Keyspace keyspace,
                                  java.lang.Runnable callback,
                                  WriteType writeType)

Method Detail

response

public void response(MessageIn message)

Description copied from class: AbstractWriteResponseHandler

null message means "response from local write"

Specified by:

response in interface IAsyncCallback

Specified by:

response in class AbstractWriteResponseHandler

Parameters:

message - response received.

ackCount

protected int ackCount()

Specified by:

ackCount in class AbstractWriteResponseHandler

isLatencyForSnitch

public boolean isLatencyForSnitch()

Returns:

true if this callback is on the read path and its latency should be given as input to the dynamic snitch.