org.tikv.common.operation

Class PDErrorHandler<RespT>

java.lang.Object

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

All Implemented Interfaces:

ErrorHandler<RespT>

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

Field Summary

Fields

Modifier and Type	Field and Description
static Function<Pdpb.GetRegionResponse,PDError>	getRegionResponseErrorExtractor

Constructor Summary

Constructors

Constructor and Description
PDErrorHandler(Function<RespT,PDError> errorExtractor, PDClient client)

Method Summary

Modifier and Type	Method and Description
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

getRegionResponseErrorExtractor

public static final Function<Pdpb.GetRegionResponse,PDError> getRegionResponseErrorExtractor

Constructor Detail

PDErrorHandler

public PDErrorHandler(Function<RespT,PDError> errorExtractor,
                      PDClient client)

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

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