org.kaaproject.kaa.client.channel.failover.strategies

Interface FailoverStrategy

All Known Implementing Classes:

DefaultFailoverStrategy

public interface FailoverStrategy

Failover strategy is responsible for producing failover decisions based on failover statuses.

Method Summary

Modifier and Type	Method and Description
long	getBootstrapServersRetryPeriod() Use the getTimeUnit() method to get current time unit.
long	getOperationServersRetryPeriod() Use the getTimeUnit() method to get current time unit.
TimeUnit	getTimeUnit()
FailoverDecision	onFailover(FailoverStatus failoverStatus) Needs to be invoked to determine a decision that resolves the failover.
void	onRecover(TransportConnectionInfo connectionInfo) Needs to be invoked once client recovered after failover.

Method Detail

onFailover

FailoverDecision onFailover(FailoverStatus failoverStatus)

Needs to be invoked to determine a decision that resolves the failover.

Parameters:

failoverStatus - current status of the failover.

Returns:

decision which is meant to resolve the failover.

See Also:

FailoverDecision, FailoverStatus

onRecover

void onRecover(TransportConnectionInfo connectionInfo)

Needs to be invoked once client recovered after failover.

Parameters:

connectionInfo - server information

See Also:

TransportConnectionInfo

getBootstrapServersRetryPeriod

long getBootstrapServersRetryPeriod()

Use the getTimeUnit() method to get current time unit.

Returns:

period of time after which will be made attempt to tweak bootstrap server.

getOperationServersRetryPeriod

long getOperationServersRetryPeriod()

Use the getTimeUnit() method to get current time unit.

Returns:

period of time after which will be made attempt to tweak operation server.

getTimeUnit

TimeUnit getTimeUnit()

Returns:

time unit used within a scope of current failover strategy.