Package io.streamthoughts.azkarra.commons.streams

Class LoggingStateRestoreListener

java.lang.Object

io.streamthoughts.azkarra.commons.streams.LoggingStateRestoreListener

All Implemented Interfaces:

StateRestoreService, org.apache.kafka.streams.processor.StateRestoreListener

public class LoggingStateRestoreListener
extends Object
implements org.apache.kafka.streams.processor.StateRestoreListener, StateRestoreService

A StateRestoreListener implementation which logs state restoration progress.

Constructor Summary

Constructors

Constructor	Description
LoggingStateRestoreListener()

Method Summary

Modifier and Type	Method	Description
String	calculateRemainingFormatted(org.apache.kafka.common.TopicPartition topicPartition, long batchEndOffset)
StateRestoreInfo	getStateRestoreInfo(String state)	Gets the state state of a the restoration process for given state store.
void	onBatchRestored(org.apache.kafka.common.TopicPartition topicPartition, String storeName, long batchEndOffset, long numRestored)
void	onRestoreEnd(org.apache.kafka.common.TopicPartition topicPartition, String storeName, long totalRestored)
void	onRestoreStart(org.apache.kafka.common.TopicPartition topicPartition, String storeName, long startingOffset, long endingOffset)

Methods inherited from class java.lang.Object

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

Constructor Detail

LoggingStateRestoreListener

public LoggingStateRestoreListener()

Method Detail

onRestoreStart

public void onRestoreStart(org.apache.kafka.common.TopicPartition topicPartition,
                           String storeName,
                           long startingOffset,
                           long endingOffset)

Specified by:

onRestoreStart in interface org.apache.kafka.streams.processor.StateRestoreListener

onBatchRestored

public void onBatchRestored(org.apache.kafka.common.TopicPartition topicPartition,
                            String storeName,
                            long batchEndOffset,
                            long numRestored)

Specified by:

onBatchRestored in interface org.apache.kafka.streams.processor.StateRestoreListener

calculateRemainingFormatted

public String calculateRemainingFormatted(org.apache.kafka.common.TopicPartition topicPartition,
                                          long batchEndOffset)

onRestoreEnd

public void onRestoreEnd(org.apache.kafka.common.TopicPartition topicPartition,
                         String storeName,
                         long totalRestored)

Specified by:

onRestoreEnd in interface org.apache.kafka.streams.processor.StateRestoreListener

getStateRestoreInfo

public StateRestoreInfo getStateRestoreInfo(String state)

Gets the state state of a the restoration process for given state store.

Specified by:

getStateRestoreInfo in interface StateRestoreService

Parameters:

state - the name of the state.

Returns:

the StateRestoreInfo.