Package org.apache.cassandra.net

Class EndpointMessagingVersions

java.lang.Object

org.apache.cassandra.net.EndpointMessagingVersions

public class EndpointMessagingVersions
extends java.lang.Object

Map of hosts to their known current messaging versions.

Field Summary

Fields

Modifier and Type	Field	Description
int	minClusterVersion

Constructor Summary

Constructors

Constructor	Description
EndpointMessagingVersions()

Method Summary

Modifier and Type	Method	Description
int	get(java.lang.String endpoint)
int	get(InetAddressAndPort endpoint)	Returns the messaging-version as announced by the given node but capped to the min of the version as announced by the node and MessagingService.current_version.
int	getRaw(InetAddressAndPort endpoint)	Returns the messaging-version exactly as announced by the given endpoint.
boolean	knows(InetAddressAndPort endpoint)
void	reset(InetAddressAndPort endpoint)
int	set(InetAddressAndPort endpoint, int version)

Methods inherited from class java.lang.Object

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

Field Detail

minClusterVersion

public volatile int minClusterVersion

Constructor Detail

EndpointMessagingVersions

public EndpointMessagingVersions()

Method Detail

set

public int set(InetAddressAndPort endpoint,
               int version)

Returns:

the last version associated with address, or @param version if this is the first such version

reset

public void reset(InetAddressAndPort endpoint)

get

public int get(InetAddressAndPort endpoint)

Returns the messaging-version as announced by the given node but capped to the min of the version as announced by the node and MessagingService.current_version.

get

public int get(java.lang.String endpoint)
        throws java.net.UnknownHostException

Throws:

java.net.UnknownHostException

getRaw

public int getRaw(InetAddressAndPort endpoint)

Returns the messaging-version exactly as announced by the given endpoint.

knows

public boolean knows(InetAddressAndPort endpoint)