org.apache.cassandra.db

Class DefinitionsUpdateVerbHandler

java.lang.Object

org.apache.cassandra.db.DefinitionsUpdateVerbHandler

All Implemented Interfaces:

IVerbHandler<java.util.Collection<Mutation>>

public class DefinitionsUpdateVerbHandler
extends java.lang.Object
implements IVerbHandler<java.util.Collection<Mutation>>

Called when node receives updated schema state from the schema migration coordinator node. Such happens when user makes local schema migration on one of the nodes in the ring (which is going to act as coordinator) and that node sends (pushes) it's updated schema state (in form of mutations) to all the alive nodes in the cluster.

Constructor Summary

Constructors

Constructor and Description
DefinitionsUpdateVerbHandler()

Method Summary

Modifier and Type	Method and Description
void	doVerb(MessageIn<java.util.Collection<Mutation>> message, int id) This method delivers a message to the implementing class (if the implementing class was registered by a call to MessagingService.registerVerbHandlers).

Methods inherited from class java.lang.Object

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

Constructor Detail

DefinitionsUpdateVerbHandler

public DefinitionsUpdateVerbHandler()

Method Detail

doVerb

public void doVerb(MessageIn<java.util.Collection<Mutation>> message,
                   int id)

Description copied from interface: IVerbHandler

This method delivers a message to the implementing class (if the implementing class was registered by a call to MessagingService.registerVerbHandlers). Note that the caller should not be holding any locks when calling this method because the implementation may be synchronized.

Specified by:

doVerb in interface IVerbHandler<java.util.Collection<Mutation>>

Parameters:

message - - incoming message that needs handling.