org.infinispan.xsite.statetransfer

Interface XSiteStateProvider

All Known Implementing Classes:

XSiteStateProviderImpl

public interface XSiteStateProvider

It contains the logic to send state to another site.

Since:

7.0

Author:

Pedro Ruivo

Method Summary

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

Method Detail

startStateTransfer

void startStateTransfer(String siteName,
                        Address requestor,
                        int minTopologyId)

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.

Parameters:

siteName - the remote site name.

requestor - the requestor.

minTopologyId -

cancelStateTransfer

void cancelStateTransfer(String siteName)

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

Parameters:

siteName - the remote site name.

getCurrentStateSending

Collection<String> getCurrentStateSending()

Returns:

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

getSitesMissingCoordinator

Collection<String> getSitesMissingCoordinator(Collection<Address> currentMembers)

Returns:

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