Package org.infinispan.xsite.statetransfer

Class NoOpXSiteStateProvider

java.lang.Object

org.infinispan.xsite.statetransfer.NoOpXSiteStateProvider

All Implemented Interfaces:

XSiteStateProvider

public class NoOpXSiteStateProvider
extends java.lang.Object
implements XSiteStateProvider

A no-op implementation of XSiteStateProvider.

This class is used when cross-site replication is disabled.

Since:

10.0

Author:

Pedro Ruivo

Method Summary

Modifier and Type	Method	Description
void	cancelStateTransfer(java.lang.String siteName)	It cancels the state transfer for the remote site.
java.util.Collection<java.lang.String>	getCurrentStateSending()
static NoOpXSiteStateProvider	getInstance()
java.util.Collection<java.lang.String>	getSitesMissingCoordinator(java.util.Collection<Address> currentMembers)
void	startStateTransfer(java.lang.String siteName, Address requestor, int minTopologyId)	It notifies this node to start sending state to the remote site.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static NoOpXSiteStateProvider getInstance()

startStateTransfer

public void startStateTransfer(java.lang.String siteName,
                               Address requestor,
                               int minTopologyId)

Description copied from interface: XSiteStateProvider

It notifies this node to start sending state to the remote site. Also, it should keep information about which node requested the state transfer in order to send back the notification when finishes.

Specified by:

startStateTransfer in interface XSiteStateProvider

Parameters:

siteName - the remote site name.

requestor - the requestor.

minTopologyId - the topology id to wait before start sending the state.

cancelStateTransfer

public void cancelStateTransfer(java.lang.String siteName)

Description copied from interface: XSiteStateProvider

It cancels the state transfer for the remote site. If no state transfer is available, it should do nothing.

Specified by:

cancelStateTransfer in interface XSiteStateProvider

Parameters:

siteName - the remote site name.

getCurrentStateSending

public java.util.Collection<java.lang.String> getCurrentStateSending()

Specified by:

getCurrentStateSending in interface XSiteStateProvider

Returns:

a site name collection with the sites in which this cache is sending state.

getSitesMissingCoordinator

public java.util.Collection<java.lang.String> getSitesMissingCoordinator(java.util.Collection<Address> currentMembers)

Specified by:

getSitesMissingCoordinator in interface XSiteStateProvider

Returns:

a site name collection with sites in which the coordinator is not in the currentMembers.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object