org.tikv.common.operation

Class RegionErrorHandler<RespT>

java.lang.Object

org.tikv.common.operation.RegionErrorHandler<RespT>

All Implemented Interfaces:

ErrorHandler<RespT>

public class RegionErrorHandler<RespT>
extends Object
implements ErrorHandler<RespT>

Field Summary

Fields

Modifier and Type	Field and Description
static int	NO_LEADER_STORE_ID

Constructor Summary

Constructors

Constructor and Description
RegionErrorHandler(RegionManager regionManager, RegionErrorReceiver recv, Function<RespT,Errorpb.Error> getRegionError)

Method Summary

Modifier and Type	Method and Description
TiRegion	getRegion()
Errorpb.Error	getRegionError(RespT resp)
boolean	handleRegionError(BackOffer backOffer, Errorpb.Error error)
boolean	handleRequestError(BackOffer backOffer, Exception e) Handle the error received during a calling process before it could return a normal response.
boolean	handleResponseError(BackOffer backOffer, RespT resp) Handle the error received in the response after a calling process completes.

Methods inherited from class java.lang.Object

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

Field Detail

NO_LEADER_STORE_ID

public static final int NO_LEADER_STORE_ID

See Also:

Constant Field Values

Constructor Detail

RegionErrorHandler

public RegionErrorHandler(RegionManager regionManager,
                          RegionErrorReceiver recv,
                          Function<RespT,Errorpb.Error> getRegionError)

Method Detail

handleResponseError

public boolean handleResponseError(BackOffer backOffer,
                                   RespT resp)

Description copied from interface: ErrorHandler

Handle the error received in the response after a calling process completes.

Specified by:

handleResponseError in interface ErrorHandler<RespT>

Parameters:

backOffer - Back offer used for retry

resp - the response to handle

Returns:

whether the caller should retry

handleRegionError

public boolean handleRegionError(BackOffer backOffer,
                                 Errorpb.Error error)

handleRequestError

public boolean handleRequestError(BackOffer backOffer,
                                  Exception e)

Description copied from interface: ErrorHandler

Handle the error received during a calling process before it could return a normal response.

Specified by:

handleRequestError in interface ErrorHandler<RespT>

Parameters:

backOffer - Back offer used for retry

e - Exception received during a calling process

Returns:

whether the caller should retry

getRegionError

public Errorpb.Error getRegionError(RespT resp)

getRegion

public TiRegion getRegion()